Chiropractic Expert Witnesses: 4

Steven G. Yeomans, DC, FIANM(us), DABCC, has 42 years of clinical experience and is actively engaged in a private family-oriented practice as a third-generation chiropractor in Ripon, Wisconsin since 1979. Dr. Yeomans completed a post-doctorate program in Chiropractic Orthopedics from National University of Health Sciences and is a Board Certified Chiropractic Neuromusculoskeletal Specialist, a Diplomate of the American Board of Chiropractic Orthopedists, and a Fellow of the International Academy of Neuromuscular Medicine, of which less than 1% of chiropractors in the U.S. have successfully completed this program. 

Dr. Yeomans is also a Diplomate of the American Board of Chiropractic Consultants, an American Chiropractic Association 300-hour certification program and, a member of the American Board of Forensic Professionals. He specializes in expert witness work, file review, independent medical/chiropractic examination, documentation standards, the rating of permanent impairment, and more. He has completed state requirements in physiological therapeutics and clinical nutrition. 

Dr. Yeomans has been extremely active in the Wisconsin Chiropractic Association (WCA), facilitating in the post-graduate continuing education committee and wrote the syllabus for certifying chiropractic technicians in Wisconsin in the areas of physiological therapeutics, documentation, vital signs, modalities, exercise certification / rehabilitation, and more. He has chaired and/or served on numerous committees for the WCA and has been a consultant for the state of WI Worker's Compensation Division in the past.  

Dr. Yeomans continues to lecture for multiple chiropractic universities in the U.S. and internationally in multiple subjects associated with the neuromusculoskeletal system and well as disability and the rating of permanent impairment. He has also authored the text, "Clinical Application of Outcomes Assessment" and continues to actively write, including numerous book chapters and peer-reviewed studies.  

Litigation Support - Dr. Yeomans has served as an expert witness for over 30 years throughout the U.S. He has reviewed and testified in court for both plaintiffs and the defense. Specific areas of expertise have included: 

Jeffrey M. Wilder, DC, FIANM(us), CCSP, FICC, has 40 years of experience as a Chiropractor, and 38 years in private Chiropractic Practice. Engaged in private family-oriented practice as a chiropractor in Madison, Wisconsin since 1981, Dr. Wilder has completed a post-doctorate program in chiropractic orthopedics from National College and is a Board Certified Chiropractic Neuromusculoskeletal Specialist, a Diplomate of the American Board of Chiropractic Orthopedists, and a Fellow of the International Academy of Neuromuscular Medicine. This program is successfully completed by less than 1% of the nation’s chiropractors. 

Dr. Wilder has also been certified by the American Chiropractic Association Sports Council as a Certified Chiropractic Sports Physician, a 120-hour certificate program dealing with sports training, and the treatment and prevention of sports injuries. He has completed state requirements in physiological therapeutics, surface EMG, and clinical nutrition, among others.

Dr. Wilder has also served as an officer on the Board of Directors for the Congress of Chiropractic State Associations, which commissioned the chiropractic profession’s first nationwide clinical protocol, known as, Guidelines for Chiropractic Quality Assurance and Practice Parameters: Proceedings of the Mercy Center Consensus Conference, 1993, Aspen Publishers, Gaithersburg, MD.  

A Past President of the 1,800 member Wisconsin Chiropractic Association, Dr. Wilder had one of the longest terms (6 years) in the 100+ year history of the organization. He currently serves as the representative for the chiropractic profession to the Wisconsin Medicare Carrier Advisory Commission.  He has also been a consulting expert to the state of Wisconsin's Worker's Compensation Division for the past 22 years.

Dr. Wilder has taught extensively to chiropractors around the country, providing continuing education. He has been a frequent spokesperson for chiropractic in the press, television and radio, including regular appearances on statewide Wisconsin Public Radio.

Litigation Support: Dr. Wilder has extensive experience over the past 28 years as a court-recognized Chiropractic Expert throughout the United States and Puerto Rico. Dr. Wilder has served as an expert in over 300 cases of alleged Chiropractic Malpractice, Motor Vehicle Accidents and Fraud Review.   He has reviewed and testified in court for both plaintiffs and defendants in cases involving chiropractic treatment, including claims of:

Dr. Richard K. Skala, DC, QME, has been a Doctor of Chiropractic since 1976, providing chiropractic manipulation and spinal manipulation, as well as related physiotherapy. Certified in Manipulation Under Anesthesia (MUA), he has been granted Hospital / Surgery Center privileges for MUA and has performed hundreds of MUA cases. He was one of the first chiropractors in California to train for and provide Extracorporeal Shockwave Treatments (EWST). He has post graduate certification in the performance and interpretation of neuro-electrodiagnostics. Consultation and Expert Witness Services for Attorneys regarding

• Personal Injury
• Industrial Medical-Legal Cases
• Standard of Care involving General Chiropractic, Manipulation Under Anesthesia (MUA), Non-Surgical Spinal Decompression, and Extracorporeal Shockwave (EWST)
• Chiropractic Licensure Compliance California
• Workers Compensation

One of the foremost experts in Workers’ Compensation in California, he has taught many doctors on the subject and testified at numerous WCAB trials and hearings. He has been declared an expert witness by the California Workers’ Compensation Appeals Board. He has been a Qualified Medical Evaluator since 1992, an Independent Disability Evaluator since 1992, a certified AMA Impairment rater since 2003, a Fellow of the Academy of Chiropractic Forensic Consultants (AFICC) since 2003, and a consultant to the California Board of Chiropractic Examiners since 2008.

Dr. Skala is a noted author in his field of expertise. He has written numerous published newsletter articles on Chiropractic and other topics related to that field.

MRK Medical Consultants provides Medical-Legal Evaluations to help legal and insurance professionals reach appropriate conclusions about their client's situations. MRK provides a wide array of medical experts that offer objective review and analysis of personal injuries. Each stage of the process—research to review, analysis to opinion—is addressed in a comprehensive manner in order to help legal and insurance professionals reach appropriate conclusions about their client’s situations. MRK's prestigious list of more than forty consultants are active clinicians and surgeons, who are all board-certified or eligible in one or more specialties. MRK provides physician experts to the entire State of California, the Reno/Lake Tahoe area, and Las Vegas, and we travel to many areas of the United States. Physical therapy, registered nurses, physician assistant, and billing review consultants are available services MRK provides. Our office physicians are available for telephone review of the merits of your case before you decide to proceed.  

Edward W. Younger, III, M.D., Medical Director of MRK Medical Consultants, specializes in Orthopedic Surgery. He has extensive experience in total joint replacement, as well as reconstructive surgery of the knee, hip, and shoulder. He was instrumental in bringing computer navigation technology to his hospital. He served on the orthopedic trauma staff at Mercy San Juan Medical Center in Carmichael, California, for more than fifteen years and was instrumental in bringing computer navigation technology to that institution. He is a member of Alpha Omega Alpha National Honor Society and is a Diplomate of the American Board of Orthopedic Surgery, a member of the American Medical Association, the American Academy of Orthopedic Surgeons, and the California Orthopedic Association.

Dr. Michael R. Klein, Jr., M.D., specializes in Orthopedic Surgery and is a founding member and the first Medical Director of Northern California Orthopedic Centers. He was involved with the development of the orthopedic section of the Level II Trauma Center at Mercy San Juan Medical Center. He served as a clinical professor at the University of California, Davis, Medical Center for more than thirty years. He has been a member of the North American Spine Society since 2009 and was awarded the David O. Selby Award in 2020 for his contributions. He is a fellow of the American College of Surgeons and American Academy of Orthopedic Surgeons, and a member of the American Medical Association and the California Medical Association. He retired from the USAF in 1998 after being on active duty during the Vietnam War, and he was activated for Operation Desert Storm in 1991. 

MRK's Areas of Expertise: