C. Benjamin Ma

MD

Orthopedic surgeon
Cal team physician and advanced imaging researcher

Dr. C. Benjamin Ma is an orthopedic surgeon who specializes in sports medicine, arthroscopic shoulder surgeries to repair rotator cuff tears and ligament instability, shoulder replacements, knee ligament reconstruction, and procedures to address meniscus and other cartilage injuries. From 2007 through 2019, he was the chief of sports medicine and shoulder service at UCSF, where he assembled an outstanding group of clinicians, scientists and athletic trainers. He currently serves as the vice chair of adult clinical operations at the UCSF Department of Orthopaedic Surgery.

Ma is involved in research on cartilage imaging and dynamic MRI scans of knees with injuries to the anterior cruciate ligament (ACL). His work has focused on early detection of cartilage injuries following ACL reconstruction surgery and improving ACL reconstruction outcomes. He has published extensively on the improvement of outcomes following rotator cuff surgeries and replacements.

Ma earned his medical degree at Johns Hopkins School of Medicine. He completed a residency in orthopedic surgery at the University of Pittsburgh, where he also completed a fellowship in musculoskeletal research. He subsequently completed a fellowship in shoulder and knee surgery and sports medicine at the Hospital for Special Surgery.

Ma has received many awards for his patient care, teaching and research, including the UCSF Health Exceptional Physician Award; UCSF Excellence in Teaching Award; O'Donoghue Award from the American Orthopaedic Society for Sports Medicine; Patellofemoral Research Excellence Award from the International Society of Arthroscopy, Knee Surgery and Orthopaedic Sports Medicine; and New Investigator Recognition Award from the Orthopaedic Research Society. Also, his peers have placed him on the Top Doctors list in San Francisco and Marin counties for the past 10 years. He is a member of the prestigious American Shoulder and Elbow Surgeons society, which honored his research with the Charles S. Neer Award.

  • Education

    Johns Hopkins University School of Medicine, MD, 1996

  • Residencies

    University of Pittsburgh Medical Center, Orthopedic Surgery, 2002

  • Fellowships

    University of Pittsburgh Medical Center, Musculoskeletal Research, 2002

    Hospital for Special Surgery, Shoulder and Knee Surgery/Sports Medicine, 2003

  • Board Certifications

    Orthopaedic Sports Medicine, American Board of Orthopaedic Surgery

    Orthopaedic Surgery, American Board of Orthopaedic Surgery

It is a privilege and honor to have patients trust me with their care.

Arthritis and Joint Replacement Center

1500 Owens St., Suite 430
San Francisco, CA 94158

Cartilage Repair and Regeneration Center

1500 Owens St.
San Francisco, CA 94158

Sports Medicine Center

1500 Owens St.
San Francisco, CA 94158

My reviews

4.8

Overall Experience
633 Reviews
Dr Ma fixed my shoulder after another well respected surgeon had tried and failed. Another highly respected surgeon had told me after surgery #1 that he didnt think it could be fixed. Words cant express my gratitude to Dr Ma.
Explained things in a way that was easy to understand
630 Reviews
Did the doctor pay attention to your concerns
632 Reviews
Gave easy to understand instructions about taking care of health problems or concerns
581 Reviews
Knew the important information about your medical history
622 Reviews
The provider showed respect for what you had to say
620 Reviews
The provider spent enough time with me
621 Reviews

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