Dr. Thomas C. Fiel, DO

Dr. Fiel practices in all areas of medicine. Emphasizing a whole-person approach to treatment and care, Dr. Fiel is a Doctor of Osteopathic Medicine trained to listen and partner with his patients to help them get healthy and stay well.

Dr. Fiel attended medical school at Kirksville College of Osteopathic Medicine in 1989. He completed his internship and his residency in family practice at Grandview Hospital and Medical Center in Dayton, OH. Dr. Fiel completed a fellowship in sports medicine at the Center for Sports Medicine and Orthopedics in Phoenix, AZ and has been in family and sports medicine since 1993.

Formerly the team physician for the Phoenix Suns and a proud member of NBA Physician Association, Dr. Fiel is double-boarded in family and sports medicine. Additionally, Dr. Fiel is a Board Member of Arizona Interscholastic Association (AIA) and Member of the American Osteopathic Academy of Sports Medicine (AOASM).

Meet the Team


Kristina Cadwell, PA

Kristina Cadwell graduated from Arizona State University with Bachelor of Science degree in biology. She then completed the Physician Assistant program at A.T. Still University graduating with a Masters of Medical Science degree. Kristina enjoys traveling. Kristina is also certified in Botox cosmetic injections, Juvederm, Restylane & Dermal fillers.


Claire Regnitz, PA

Claire Regnitz graduated from the University of Arizona with a Bachelor of Science degree in Physiology, and a Master of Science degree in Physiological Sciences. She then attended A.T. Still University, where she completed the Physician Assistant program, graduating with a Master of Medical Science degree.


Rachel Jablon-O’Grady, RMST

Rachel Jablon-O’Grady, RMST, is the founder of MSK Guide and a specialist in musculoskeletaI ultrasound with over 20 years of experience. A published author and senior authority on the topic of MSK ultrasound, Rachel has helped devise and deliver MSK ultrasound training curriculum and programs to a variety of audiences. She has performed over 10,000 ultrasound exams and needle guidance procedures.

Contact Us

Our team of experts in family and sports medicine are here for you.