Meet Our Physicians
Dr. Adrian J. Korol DC, QME
Dr. Adrian J. Korol brings a wealth of expertise to chiropractic care as a skilled practitioner and a Qualified Medical Evaluator (QME). With 45 years of clinical experience, Dr. Korol specializes in spinal health, postural correction, and injury rehabilitation, offering a distinctive blend of technical and scientific knowledge to his patients in the South Bay area of Redondo Beach where he resides. Dr. Korol’s dedication to his field is evident in his extensive education and certifications. He earned his Doctor of Chiropractic degree from Canadian Memorial Chiropractic College in Toronto, Canada in 1980. He is certified by the California Board of Chiropractic Examiners as well as the California radiologic health department as an x-ray operator and supervisor. Dr. Korol is triple board certified in industrial medicine, sports medicine and applied kinesiology allowing him to effectively manage a wide spectrum of complex health conditions. As a board certified applied kinesiologist, Dr. Korol adopts a comprehensive viewpoint on healthcare and chiropractic concerns.
His patient-centered approach focuses on corrective chiropractic care, addressing musculoskeletal conditions arising from workplace injuries, auto accidents and repetitive stress. Dr. Korol integrates spinal adjustments, therapeutic exercises and ergonomic counseling into his treatment plans, aiming to provide not just pain relief but also long-term spinal health and overall well-being. He is deeply committed to helping his patients restore mobility and enhance their quality of life.
Dr. Divya Peddireddy DDS, QME
Dr. Divya Peddireddy is a highly skilled Dentist and Qualified Medical Evaluator (QME) with general, cosmetic, surgical and oro-facial pain expertise. With over 20 years of experience, she is dedicated to providing comprehensive oral healthcare with a strong focus on diagnosis, clinical implications of the diagnosis and the necessary clinical treatment for the long term success in maintaining quality oral health for her patients. A graduate of University of Southern California (USC) School of Dentistry, Dr. Peddireddy specializes in restorative, and advanced surgical dental procedures. She also holds a sedation license and has a Master of Science degree in Health Care Administration. She works at her private practice in Orange County, and also works with Cancer patients once a week She is known for her patient-centered approach, ensuring a comfortable and personalized experience for every patient. Her commitment to excellence and continuing education allows her to deliver cutting-edge treatments that promote long-term oral health and wellness.
Dr. Daniel Gallacher Parker lll DC, QME
Georgios A. Vagenas (Dr. George) DC, QME
Georgios A. Vagenas (Dr. George) has been in practice since 2002 after graduating with his Doctorate of Chiropractic degree from Southern California University of Health Sciences. He is a highly experienced chiropractor and Qualified Medical Evaluator (QME), certified by the California Board of Chiropractic Examiners with a strong background in the diagnosis and treatment of extremity injuries in addition to his expertise in spinal health and physical rehabilitation based on years of clinical experience and practice. Dr. George’s clinical experience comes from serving the local community in a medical clinic( in Highland Park, CA.), to evaluating and treating injuries from work/sports/motor vehicle or play within large orthopedic offices(Westchester, CA and Pasadena, CA), to his own private office for over 15 years in Long Beach, CA. As a chiropractor, Dr. George specializes in treating chronic pain, workplace injuries, and postural imbalances through a combination of spinal adjustments, soft tissue therapy, and rehabilitative exercises. His patient-centered approach focuses on restoring function, reducing pain, and improving overall mobility, ensuring his patients achieve long-term health and wellness. He as well served as an Expert Consultant to the Board of Chiropractic Examiners-State of California for 2 years and has been called upon as chiropractic medical expert witness to provide testimony in workers’ compensation and motor-vehicle accident trials.
Dr. George received his undergraduate Bachelor of Arts degree in Biology & Minor in Psychology from the University of Redlands before attending chiropractic school, is married with 3 kids and on a personal note enjoys reading, gardening, coin collecting and spending time with his family.
Dr. Jennifer Lanett DC, QME
Dr. Jennifer Lanett, D.C. is a dedicated chiropractor and Qualified Medical Evaluator (QME) with extensive experience in musculoskeletal health and injury rehabilitation. She earned her Doctor of Chiropractic degree from National University of Health Sciences in 2001 and has been certified by the California Board of Chiropractic Examiners since 2002. Past related accomplishments include completion of Industrial Disability Evaluator in 2002 and working as a Qualified Medical Evaluator from 2004-2014. She recertified as a QME in 2024.
Dr. Lanett specializes in low force spinal alignment, chronic pain management, and postural correction. She takes a patient-centered approach, integrating manual adjustments, therapeutic exercises, and ergonomic counseling to promote long-term spinal health. Dr. Lanett is committed to helping her patients achieve pain relief, improved mobility, and a better quality of life through evidence-based chiropractic care.
Dr. Ronal J. Diaso Jr. DC, QME
Dr. Ronal J. Diaso Jr. is a highly accomplished chiropractor and Qualified Medical Evaluator (QME), renowned for his extensive expertise in spinal health, injury rehabilitation, and chronic pain management. Certified by the California Board of Chiropractic Examiners, he brings a comprehensive and compassionate approach to his practice, consistently delivering thorough, practical, and empathetic care.
Dr. Ronal J. Diaso Jr. earned his Doctorate in Chiropractic from Cleveland Chiropractic College, Los Angeles. Demonstrating a profound commitment to advanced learning, he pursued extensive post-graduate training, completing a three-year program in Orthopedics through Palmer West Chiropractic College, followed by another three-year program in Exercise Rehabilitation through Los Angeles College of Chiropractic.
In private practice since 1986, Dr. Diaso has accumulated a wealth of experience and an impressive array of certifications. He is a Board Certified Industrial Disability Examiner (IDE) and a Qualified Medical Examiner (QME). Further solidifying his expertise in rehabilitation, he is a Certified Chiropractic Rehabilitation Doctor (CCRD). His specialized skills also include certifications in Functional Movement Screen (FMS) 1 and 2, Selective Functional Movement Assessment (SFMA) 1 and 2, and he is a Titleist Certified Medical Provider (TPI), indicating his proficiency in addressing golf-related injuries and performance. Additionally, Dr. Diaso is a certified Graston Technique Provider, offering advanced soft tissue mobilization for musculoskeletal conditions.
Dr. Diaso’s dedication to continuous learning and his multi-faceted certifications position him as a trusted and leading professional in the field of chiropractic and rehabilitative medicine.
Dr. Karen Tafreshi DC, QME
Dr. Karen Tafreshi is a dedicated Qualified Medical Evaluator (QME) with extensive experience in chiropractic care and injury rehabilitation. She earned her Doctor of Chiropractic degree from Southern California University of Health Sciences (formerly Los Angeles College of Chiropractic) in Pico Rivera, CA, graduating as Valedictorian of her class in January 1995.
Certified by the California Board of Chiropractic Examiners, Dr. Tafreshi has been in private practice since her graduation. She specializes in spinal health, posture correction, and the comprehensive treatment of musculoskeletal injuries, particularly those resulting from workplace accidents and sports activities. Dr. Tafreshi is known for her patient-centered approach, integrating manual adjustments, therapeutic exercises, and ergonomic counseling to promote long-term wellness. Her primary goal is to restore mobility, reduce pain, and empower patients to regain an active and fulfilling lifestyle.
Dr. Mark A. O’Brien DC, QME
Dr. Mark A. O’Brien is a distinguished Doctor of Chiropractic and a Qualified Medical Evaluator (QME) known for his comprehensive approach to evaluating musculoskeletal conditions and his dedication to producing clinically sound and defensible medical-legal reports.
Dr. O’Brien’s foundational academic journey began at Wittenberg University, where he pursued a major in Business Management complemented by minors in Chemistry and East Asian Studies. During his undergraduate years, Dr. O’Brien was also a highly accomplished collegiate athlete, excelling in swimming (200 and 500 freestyle) and track and field (decathlon and javelin), earning NCAC All-Conference Decathlete honors. This background instilled in him a profound understanding of human biomechanics and peak performance, which deeply informs his chiropractic practice.
In 2018, Dr. O’Brien graduated from Palmer College of Chiropractic, West Campus, where his commitment to leadership and the profession was recognized with the prestigious Palmer West Student Fellowship Award. He also received the Virgil V. Strang Philosophy Award for his distinctive contributions to the philosophical principles of chiropractic. Further demonstrating his dedication to research and evidence-based practice, Dr. O’Brien was awarded 1st place at the ACA Sports Council Annual Tom Hyde Poster Award in 2017 for his research project on the impact of cervical chiropractic adjustments on patient balance.
Beyond his doctoral studies, Dr. O’Brien has pursued advanced training and certifications, including instrument-assisted soft-tissue manipulation (IASTM) and advanced concepts of KT Taping and sports taping. These specializations enable him to address a wide range of conditions affecting the spine and upper and lower extremities.
Dr. O’Brien’s philosophy for evaluating injured workers is rooted in providing unbiased, thorough assessments. He emphasizes beginning with a detailed injury history, followed by objective, reproducible physical findings. His reports are designed to be clear and concise, focusing on the critical components of medical-legal evaluations: Permanent & Stationary status, Apportionment, Causation (AOE/COE), and Whole Person Impairment ratings. His ultimate goal is to ensure every report is both defensible and clinically sound, upholding the highest standards of integrity and patient care.
Dr. Michael H. Dawson DC, QME
Dr. Michael H. Dawson is a highly experienced and dedicated Doctor of Chiropractic with a career spanning over three decades, marked by a commitment to patient care, professional development, and practice leadership.
Dr. Dawson’s academic journey began at Oakland College in Farmington Hills, Michigan, where he earned an Associate’s Degree in 1985. He furthered his foundational knowledge by obtaining a Nutritional Consultation Degree from The Center for Health in Birmingham, Michigan, also in 1985. His pursuit of chiropractic excellence led him to the Los Angeles College of Chiropractic, where he first completed a Bachelor of Science Degree in Human Biology in 1998, and subsequently his Doctorate of Chiropractic in 1989.
Licensed in both Michigan (1989) and California (1989), Dr. Dawson holds numerous prestigious certifications that underscore his expertise. He became a Diplomat of the National Board of Chiropractic Examiners in 1988 and completed his Clinical Internship/Residency at Glendale Chiropractic Clinic from 1988 to 1989. His commitment to specialized evaluations is evident through his certification as an Industrial Injury Evaluator in 1991, followed by his appointment as a Qualified Medical Examiner (QME) in 1992 by the State of California Department of Industrial Relations. He is also recognized as an Agreed Medical Examiner and Independent Medical Examiner, and holds a Board Certification in Manipulation Under Anesthesia from 1992.
Throughout his career, Dr. Dawson has held significant roles in various clinics and private practices. He began his professional journey at Birmingham Chiropractic Clinic (June 1989 – October 1989) and subsequently practiced at Lesker Chiropractic Clinic (December 1989 – November 1990) and Shohet Chiropractic Clinic (December 1990 – September 1991).
From November 1991 to 1994, he was associated with Carreon Chiropractic. He then transitioned into a partnership and private practice under Carreon Medical Corporation, Inc., with locations in Indio, CA, and Blythe, CA, from 1994 to 2000, where he served as Vice President, Secretary, and Treasurer.
Dr. Dawson continued to expand his practice, co-founding Dawson Rappe Chiropractic, Inc., which operated clinics in Indio, CA (2000 – October 2007), Blythe, CA (2000 – 2003), and La Quinta, CA (2002 – October 2007). In this venture, he again held the roles of Vice President, Secretary, and Treasurer.
Since October 1, 2007, Dr. Michael H. Dawson has been the President and Treasurer of Dawson Chiropractic Corp., based in Indio, CA, continuing to provide comprehensive chiropractic services to his community. His extensive experience, specialized certifications, and long-standing dedication to the field make him a highly respected figure in chiropractic medicine.
Dr. Paige N. Quebedeaux, DC, MS, CAC
Dr. Paige N. Quebedeaux, DC, MS, CAC, is a deeply compassionate and exceptionally trained Qualified Medical Evaluator (QME) with a robust foundation in chiropractic care and comprehensive injury management.
Dr. Quebedeaux’s academic journey began at Louisiana State University for her undergraduate studies. She then pursued her passion for healing at Parker University, where she not only earned her Doctor of Chiropractic (DC) degree in December 2019 but also actively contributed to the student body as a member of the Student Senate. Complementing her chiropractic education, Dr. Quebedeaux simultaneously completed a Masters in Clinical Neuroscience (MS), graduating in December 2019 after successfully completing a specialized TBI (Traumatic Brain Injury) residency.
Certified by the California Board of Chiropractic Examiners and the American Veterinary Chiropractic Association (AVCA) for Animal Chiropractic, Dr. Quebedeaux brings a diverse skill set to her practice. She possesses extensive experience in treating a wide array of conditions, including spinal injuries, repetitive strain disorders, and various workplace-related musculoskeletal conditions. Her treatment philosophy centers on a personalized and holistic approach, seamlessly integrating manual adjustments, posture correction, and rehabilitative therapy to foster long-term healing and well-being.
Further demonstrating her commitment to comprehensive patient care, Dr. Quebedeaux completed a notable 16-week rotation at the VA (Veterans Affairs), where she collaborated with multiple departments to provide a best-in-class, multi-disciplinary approach to veteran care. In her home office, she extends her expertise to encompass personal injury cases, as well as specialized prenatal and pediatric chiropractic care.
Dr. Quebedeaux is unwavering in her dedication to empowering patients to regain optimal function, significantly reduce pain, and ultimately return to a healthy, active lifestyle.
Dr. Pamela Kirkwood, DC, QME
Her early life instilled in her a deep appreciation for the sciences, leading her to pursue an undergraduate degree in Biology. This foundational education provided her with a robust understanding of the human body, setting the stage for her future in healthcare.
Driven by a passion for natural healing and patient well-being, Dr. Kirkwood continued her academic journey, earning her Doctor of Chiropractic degree in the spring of 1986 from the esteemed Los Angeles College of Chiropractic. This rigorous program equipped her with the specialized knowledge and skills to diagnose and treat neuromusculoskeletal disorders, emphasizing a holistic approach to health.
Dr. Kirkwood further specialized her expertise by becoming Board Certified in Scoliosis evaluation and treatment, demonstrating her commitment to addressing complex spinal conditions. Her dedication to advanced learning is also evidenced by her Fellowship in ASBE (Applied Spinal Biomechanical Engineering), a testament to her profound understanding of spinal mechanics and their impact on overall health.
In October 2018, Dr. Kirkwood achieved another significant milestone in her career, becoming licensed as a Qualified Medical Evaluator (QME). This designation allows her to conduct independent medical evaluations for workers’ compensation cases, providing impartial and expert opinions on injury causation, extent of disability, and future medical needs.
Beyond her professional achievements, Dr. Kirkwood finds immense joy and fulfillment in her personal life. She is happily married with two children, and together they reside on the picturesque California Coast, enjoying the beauty and tranquility of the region.
Currently, Dr. Pamela Kirkwood maintains a thriving practice in Monterey, California, where she continues to serve her community with compassionate and expert chiropractic care, helping her patients achieve optimal health and a better quality of life.
As a member of ChiroTrust I have taken the following pledge: “To the best of my ability, I agree to provide my patients convenient, affordable and mainstream Chiropractic care. I will not use unnecessary long-term treatment plans and/or therapies.”
Dr. Ray Stammire DC, QME
Dr. Ray Stammire is a highly experienced and respected Doctor of Chiropractic and Qualified Medical Evaluator (QME), boasting over 45 years in private practice. His expertise is dedicated to the comprehensive evaluation and effective treatment of musculoskeletal conditions, particularly those stemming from industrial accidents, personal injuries, and sports-related incidents.
Dr. Stammire began his academic journey in 1974 at Loyola Marymount University in Los Angeles, where he majored in Pre-Med/Biology. He went on to earn his Doctorate Degree in Chiropractic from the Los Angeles College of Chiropractic/Southern California University of Health Sciences in 1980.
Over his extensive career, Dr. Stammire has accumulated a wealth of accomplishments and specialized certifications. He serves as an Independent Medical Examiner for the State of California (E.D.D.) and is recognized as an Expert Examiner by the National Board of Chiropractic Examiners. His roles also include Commissioner/Expert Examiner for the California State Board of Chiropractic Consultants. Since 1994, he has been a Qualified Medical Evaluator for the Industrial Medical Council of the State of California.
Dr. Stammire’s profound knowledge is also sought after in academic and medical circles; he has been a guest speaker at prestigious institutions such as Loyola Marymount University, Orthopedic Medical Center/Parkwood Hospital, and the University of Southern California – School of Medicine/Department of Family Medicine. Furthermore, his expertise extends to the legal and forensic fields, where he acts as an Expert Witness and Forensic Physician for the Pasadena Police Department and the State of California Department of Consumer Affairs/Division of Investigation.
Currently, Dr. Stammire’s private practice remains at the forefront of musculoskeletal care, focusing on providing meticulous evaluations and effective treatment plans for his patients.
Dr. Frederick S. Sorensen DC, QME
Dr. Frederick S. Sorensen is a highly experienced chiropractor and Qualified Medical Evaluator (QME) with a strong background in chronic pain management and functional rehabilitation. He earned his Doctor of Chiropractic degree from Life Chiropractic College West and is certified by the California Board of Chiropractic Examiners. Dr. Sorensen specializes in treating long-standing musculoskeletal conditions, workplace injuries, and postural imbalances. His patient-focused approach incorporates manual adjustments, Non-Surgical Spinal decompression, soft tissue therapy, pain management with shockwave technology and targeted exercise programs to reduce pain and restore function. With a commitment to clinical excellence and compassionate care, Dr. Sorensen strives to help his patients achieve lasting health and improved quality of life.
Dr. Renee D. Ownbey DC, QME
Is a dedicated chiropractor and Qualified Medical Evaluator (QME) with extensive experience in musculoskeletal health, injury rehabilitation, and chronic pain management. She earned her Doctor of Chiropractic degree from Palmer College of Chiropractic and is certified by the California Board of Chiropractic Examiners. Dr. Ownbey specializes in treating spinal disorders, postural imbalances, and work-related injuries through chiropractic adjustments, therapeutic exercises, and ergonomic counseling. Known for her patient-focused approach, she is committed to providing individualized care that helps patients achieve long-term relief, improved mobility, and overall wellness.
My personal appreciation for chiropractic began at age 15 after a back and hip injury sustained during high school cross-country. Traditional medical interventions and prescribed medications proved ineffective in my recovery. Following a family friend’s recommendation, I consulted a skilled chiropractor who facilitated my body’s healing and helped me remain free from subsequent injuries. This impactful experience solidified my aspiration to assist others in a similar manner.
Several years later, I received a Regent scholarship to pursue Biology studies at UC Davis. Following the completion of my undergraduate work, I attended Palmer College of Chiropractic, graduating with Clinical Excellence in June 1992. Driven by my interest in sports-related injuries, I also completed a CCSP (Certified Chiropractic Sports Practitioner) specialization. Furthermore, my work for the City of San Jose led to certification in performing disability and impairment ratings for the State of California. Throughout my 33 years of practice, I have conducted hundreds of med-legal examinations.
My belief in chiropractic remains strong. I utilize gentle chiropractic adjustments and physical therapy to alleviate pain, restore proper function, and resolve injuries without resorting to surgery or prescription medications. Subsequently, I empower my patients to maintain an active and injury-free lifestyle through exercise, ergonomic strategies, and mobilization techniques.
Dr. Samin Rahimi. DC, QME
Dr. Samin Rahimi is a licensed chiropractor and Qualified Medical Evaluator (QME) based in Van Nuys, California. She obtained her Doctor of Chiropractic degree from the Southern California University of Health Sciences. Dr. Rahimi is proficient in both English and Farsi, allowing her to cater to a diverse patient base. She is dedicated to improving musculoskeletal health through evidence-based treatments. Her approach focuses on pain relief, mobility enhancement, and overall well-being, making her a trusted healthcare provider in her community.
Dr. Shay Shani. DC, QME
Shay Shani, DC, QME is a board-certified Doctor of Chiropractic and a Qualified Medical Evaluator with more than 20 years of clinical experience. He co-founded Summit Health Group in Thousand Oaks, California. The clinic offers integrated services that include orthopedic care, chiropractic, primary care, pain management, physical medicine, and diagnostics.
Dr. Shani graduated summa cum laude in 2002 and has worked in full-time private practice since then. He focuses on musculoskeletal injuries and conservative management. In his QME role, he produces reports that are thorough, clear, and defensible. His evaluations rely on objective findings, diagnostic clarity, and direct application of the AMA Guides, Fifth Edition.
He has handled complex cases involving cumulative trauma, post-concussion syndrome, chronic pain, post-surgical outcomes, and multi-region injuries. He addresses causation, apportionment, medical necessity, and work capacity in every case. His reports anticipate deposition and trial, and he writes with the goal of standing up under legal scrutiny.
Dr. Shani has co-founded and managed several multidisciplinary practices across Southern California. He builds clinical teams that deliver coordinated care with an emphasis on outcomes and communication. He approaches QME work with fairness, clinical rigor, and a strong understanding of the legal standards that guide impairment evaluation.
Dr. Steven R. Kay DC, QME
Dr. Steven R. Kay is a highly accomplished Doctor of Chiropractic with extensive experience in clinical practice, specializing in industrial injury evaluation and workers’ compensation cases. As the driving force behind ALL-PRO MEDICAL GROUP, INC., he oversees multiple successful clinics in Hacienda Heights, Ontario, and Moreno Valley, California.
Dr. Kay’s strong academic foundation began at Cypress College, where he earned an A.A. degree in 1979. He continued his education at Cleveland Chiropractic College, Los Angeles, where he distinguished himself by earning both his Doctor of Chiropractic (D.C.) degree in 1987 and a Bachelor of Science (B.S.) degree in 1989. During his time at Cleveland Chiropractic College, he was recognized for his excellence in patient care, receiving two Clinical Quality Certificates. He also completed his internship at the Cleveland Chiropractic College Clinic. Dr. Kay holds the distinction of being a Diplomate of the National Board of Chiropractic Examiners since 1987. He has held active licenses in California since 1988 and in Colorado since 1992, in addition to past licensure in Illinois and Michigan.
With a career spanning decades, Dr. Kay established the Kay Chiropractic Center in Hacienda Heights, CA, operating it from 1989 to 1996. Since 1996, he has been at the helm of ALL-PRO MEDICAL GROUP, INC., expanding its reach with new clinics in Ontario and Moreno Valley, both established in 2008. His professional journey also includes associate positions in Santa Ana, Buena Park, and Whittier, CA.
Dr. Kay’s commitment to specialized knowledge is evident in his extensive postgraduate education and certifications. He earned his Industrial Injury Evaluator Certification from I.C.A.C. (International Chiropractic Association of California) in 1992-1993. Crucially, he has been appointed as a Qualified Medical Examiner (Q.M.E.) by the State of California since 1992, a testament to his expertise in providing objective medical-legal evaluations. He is also qualified in Basic Workers’ Compensation and as a Disability Evaluator through I.C.A.C. Further areas of his advanced training include Manipulation Under Anesthesia, Clinical Radiology (with a focus on Arthritis), Clinical Pediatrics, and comprehensive education in Personal Injury and Workers’ Compensation. He previously held associations with Buena Park Doctor’s Hospital for Manipulation Under Anesthesia and Pacific Hospital with hospital privileges for Doctors of Chiropractic.
A lifelong advocate for the chiropractic profession, Dr. Kay holds a Lifetime Membership with the International Chiropractic Association of California and has been associated with prestigious organizations such as the Foundation for Chiropractic Educational Research, the California Chiropractic Association, and the American Chiropractic Association. Dr. Steven R. Kay’s leadership, vast clinical experience, and unwavering dedication to patient well-being make him a highly respected figure in the chiropractic community.
Dr. Tammy K. Wilke DC, QME
Dr. Tammy K. Wilke is a dedicated chiropractor and Qualified Medical Evaluator (QME) with extensive experience in pediatric and family chiropractic care. She earned her Doctor of Chiropractic degree from Palmer College of Chiropractic West and has been certified by the California Board of Chiropractic Examiners since 2006. With over 30 years of patient care experience, Dr. Wilke specializes in gentle, effective treatments for children, adolescents, and adults, focusing on spinal alignment, postural correction, and wellness-based care. Her holistic approach combines gentle tool adjustments, manual adjustments, lifestyle recommendations, and patient education to promote optimal development and long-term health. Dr. Wilke is passionate about helping families achieve balance, mobility, and overall wellness through natural chiropractic care. Dr. Wilke has been a Personal Trainer since 1988 working with a variety of people, including athletes and team sports, as well as the sedentary and elderly to help educate and create lifestyle changes to assist in maintaining a healthy body and mind. Working as a Massage Therapist since 1990, she has a keen eye for helping individuals make improvements to their bodies strengths and weaknesses and to improve overall wellness.
Her career is rooted in a profound understanding of musculoskeletal health, shaped both by her years in clinical practice and a lifelong passion for movement and performance.
Her work in both clinical and functional settings has given her a comprehensive perspective on injury evaluation and recovery. “As a QME, I take pride in producing evaluations that are detailed, impartial, and defensible – each report crafted with the same care and precision I’ve brought to decades of hands-on treatment,” she says.
“The QME space allows me to use my diagnostic skills and functional understanding of the body to offer fair, thorough evaluations that support both the patients and the legal system.”
Dr. Tyler K. Clark DC, QME
Dr. Tyler K. Clark is an experienced chiropractor and Qualified Medical Evaluator (QME) specializing in sports injuries, injury rehabilitation, and spinal health. He earned his Doctor of Chiropractic degree from Los Angeles College of Chiropractic, graduating as Valedictorian in 2015, and also holds certification from the California Board of Chiropractic Examiners.
Dr. Clark takes a comprehensive, evidence-based approach to patient care—combining manual adjustments, rehabilitative exercises, and functional movement strategies. He is dedicated to helping individuals recover from injuries, restore mobility, and return to their daily activities stronger and pain-free. Known for his hands-on, personalized treatment style, Dr. Clark focuses on long-term recovery and overall wellness.
Dr. Christine Ha, D.C
Dr. Zachary S. Cadman DC, QME
Dr. Zachary S. Cadman is a highly accomplished chiropractor and Qualified Medical Examiner (QME) with a deep-rooted passion for improving lives through comprehensive chiropractic care. His extensive educational background and specialized certifications reflect his commitment to excellence in the field.
Dr. Cadman earned his Doctor of Chiropractic (D.C.) degree from Life University in 2014, building upon a strong foundation established by his Bachelor of Science (B.S.) in Exercise Physiology from Brigham Young University Idaho. This unique blend of academic disciplines provides him with a holistic understanding of the human body’s mechanics, movement, and recovery.
As a Qualified Medical Examiner, Dr. Cadman frequently examines and evaluates individuals who have sustained injuries in car crashes, providing expert assessments for legal and medical purposes. His meticulous approach ensures thorough and accurate evaluations for those navigating the aftermath of such incidents.
Beyond general chiropractic practice, Dr. Cadman holds a notable Webster Certification, signifying his specialized training in perinatal care. This certification, granted by the International Chiropractic Pediatric Association (ICPA), acknowledges his proficiency in specific chiropractic techniques designed to support healthier pregnancies and safer births. His dedication to this area underscores his commitment to the well-being of expectant mothers and their babies.
A native of Rancho Cucamonga, Dr. Cadman’s journey into chiropractic began early. He was an active student at Etiwanda High School, participating in cross-country, track, and wrestling, and demonstrating leadership through earning his Eagle Scout award. His undergraduate internship at Cadman Chiropractic solidified his calling, where he witnessed firsthand the transformative impact of chiropractic care on patients’ lives.
Dr. Cadman is a respected member of the California Chiropractic Association and has contributed to the professional community by teaching continuing education courses. Outside of his professional life, he cherishes time with his wife and children and enjoys active pursuits like longboarding and rock climbing. Dr. Zachary S. Cadman exemplifies a dedicated healthcare professional who integrates his diverse expertise with a genuine desire to enhance the health and vitality of his patients.
Dr. Pierre Fey DC, QME
Dr. Pierre Fey is a highly accomplished chiropractor and Qualified Medical Evaluator (QME) with a deep-rooted passion for improving lives through comprehensive chiropractic care and expert medical assessments. Based in Westlake Village, California, his career spans nearly three decades of dedicated service to his community.Dr. Fey earned his Doctor of Chiropractic degree from Life West Chiropractic College in 1996. This followed a strong academic foundation at San Diego State University, where he obtained a Bachelor of Science in Athletic Medicine. This combination of disciplines provides him with an advanced understanding of human biomechanics and sports-related recovery.As a Qualified Medical Evaluator, Dr. Fey specialized in evaluating complex injuries. His extensive post-graduate training through the Academy of Chiropractic includes meticulous certifications in MRI interpretation, spinal biomechanical engineering, and accident reconstruction. This expertise allows him to provide thorough, evidence-based assessments for those navigating the aftermath of traumatic incidents, such as car crashes.Beyond his clinical practice at Fey Chiropractic, Dr. Fey has contributed to the development of future professionals as an Associate Faculty member at the Southern California University of Health Sciences. His commitment to the field is further reflected in his long-standing memberships with the California Chiropractic Association and the Academy of Chiropractic.A dedicated member of the Ventura County community, Dr. Fey has been actively involved with the Ventura County Children’s Auxiliary Services since 1997. Whether in the exam room or through community service, Dr. Pierre Fey exemplifies a healthcare professional who integrates diverse technical expertise with a genuine desire to enhance the health and vitality of his patients.
Dr. Jenna Ko DC, QME
Jenna M. Ko, DC QME, is a results-driven chiropractor with over 20 years of clinical experience. A 2002 graduate of Northwestern Health Sciences University, she has dedicated her career to specializing in personal injury and Workers’ Compensation cases. Known for her exceptional examination skills and meticulous attention to detail, Dr. Ko delivers comprehensive evaluations that meet the highest medical and legal standards.
As a trusted provider for attorneys, insurance professionals, and patients alike, Dr. Ko produces clear, accurate, and defensible medical-legal reports that support case integrity and streamline the claims process. Each assessment is thorough, objective, and tailored to ensure the precise documentation of injuries and clinical findings necessary for complex litigation.
While maintaining a strong focus on technical accuracy and professionalism, Dr. Ko approaches every patient with respect and genuine care. She takes the time to listen, ensuring that patients feel comfortable and understood throughout the evaluation process. Committed to both excellence and compassion, Dr. Ko provides dependable, high-stakes evaluations with a vital human touch.
Dr. Ramesh U. BassiriDC, QME
Dr. Ramesh U. Bassiri is a highly distinguished Doctor of Chiropractic with over three decades of clinical experience and a specialized background in occupational health and ergonomics. His professional journey began at California State University, Northridge, where he earned a Bachelor’s Degree in Environmental Health with an Occupational Option in 1988. He then pursued his doctorate at Cleveland Chiropractic College in Los Angeles, where he graduated Magna Cum Laude and served as the Class Salutatorian in 1991. Since establishing his private practice that same year, Dr. Bassiri has dedicated his career to treating a diverse range of patient needs, including work-related, automobile, sports, and repetitive stress injuries.
Beyond direct patient care, Dr. Bassiri is a recognized expert in workplace safety and injury prevention. He possesses specialized training in identifying and treating injuries caused by ergonomic deficiencies and operates a consulting service that helps businesses evaluate workstations to mitigate health risks. His multidisciplinary expertise is further supported by several state certifications; he is a California-certified Radiology Supervisor and Operator, a Registered Environmental Health Specialist, and a licensed Qualified Medical Evaluator (QME). This unique combination of clinical chiropractic skill and environmental health knowledge allows Dr. Bassiri to provide comprehensive care and expert medical-legal evaluations within the California workers’ compensation system.
Dr. Jeffrey Robinson DC, QME
Dr. Madhukar Patel DDS, QME
Dr. Ron Mitchell DC, QME
Dr. Sang Wook Lee DC, QME
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