Frederick Tonnos, DO

Board Certified Orthopedic Specialist in Carmichael, CA

Frederick  Tonnos, D.O.


If you’re looking for an experienced and masterful orthopedic doctor, look no further than Frederick Tonnos, DO, in Carmichael, California. As a part of the Orthopedic Trauma Surgeons of Northern California, Dr. Tonnos provides comprehensive and compassionate care to address your needs with the best, custom-fit solutions.

Dr. Tonnos obtained his bachelor’s degree in biological science from Montana State University in Bozeman, Montana, completing his program with honors. He continued his education, receiving his Doctor of Orthopaedic Medicine at Michigan State University in East Lansing, followed by an orthopedic surgery residency from the same institution where he earned resident of the year.

The Orthopedic Trauma Surgeons of Northern California recognized Dr. Tonnos’ talents and brought him to the team as a fellow. Dr. Tonnos returned to Michigan, to obtain valuable experience, working as an orthopedic surgeon for seven years, providing exceptional care to patients at DMC Sinai-Grace Hospital and DMC Huron Valley-Sinai Hospital, both in Detroit, Michigan.

Dr. Tonnos then returned to the Orthopedic Trauma Surgeons of Northern California team and their exceptional medical practice and has been working as an orthopedic trauma surgeon at the Carmichael, California, office.

Several publications highlight Dr. Tonnos’ impact, such as the Journal of Orthopaedic Trauma, International Orthopaedics, and The American Journal of Surgery. He continues his lifelong orthopedic journey by maintaining professional affiliations through the American Osteopathic Association and the Orthopaedic Trauma Association, among several others.