Masato Nagao, PhD, MD

Physical medicine and rehabilitation specialist

Dr. Masato Nagao is a physiatrist, or physical medicine and rehabilitation specialist, who treats patients with nerve, muscle and bone injuries and who helps patients restore functional ability. His expertise includes trauma and musculoskeletal rehabilitation, nerve conduction studies and electromyography, and pain management.

Nagao earned a medical degree and completed an orthopedic surgery residency at Sapporo Medical University in Japan, and was appointed chief of hip and arthritis surgery there. He completed a research fellowship in biomechanics at the Johns Hopkins University in Baltimore, and an arthroplasty fellowship at the Center for Joint Preservation and Replacement at Sinai Hospital in Baltimore. Nagao became a physiatrist after completing a physical medicine and rehabilitation residency at Albany Medical Center in New York. He is particularly interested in disorders of the central and peripheral nervous system, electrodiagnostic studies and pain management. He is an associate professor in orthopedic surgery at UCSF.


Electromyography Clinic at the Orthopaedic Institute
1500 Owens St.
San Francisco, CA 94158
Phone: (415) 353-2808
Fax: (415) 885-3862

Hours: Mondays, 1 – 5 p.m.

Academic Title

Associate Professor

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Sapporo Medical University, Orthopedic Surgery 1982


Sapporo Medical University, Orthopedic Surgery 1989
Albany Medical Center, Internal Medicine 2002
Albany Medical Center, Physical Medicine and Rehabilitation 2005


Sinai Hospital of Baltimore, Orthopedic Surgery 2001