California Orthopaedic Association

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  • Home
  • About COA
    • Origin & History
    • Mission
    • Bylaws
    • COA Board of Directors – Committee Chairs – Roster
    • Advertising
    • Staff
    • Contact/Forms
  • Membership
    • Join COA
    • Members
    • COA Member Directory
    • Member Discounts
    • Residents
    • Job Bank
    • Expense Form
  • Annual Meeting/QME Course
    • 2025 Annual Meeting/QME Course
    • Print CME Certificates
    • Future Meetings
    • Past Annual Meetings & QME Courses

COA Member Directory

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Michael W. Shifflett, M.D.

Name
Michael W. Shifflett, M.D.
Status
Semi-Retired
City
St. Helena
Phone
707-257-2944
Subspecialty
Arthritis, Hip, Knee, Shoulder/Elbow, Sports Medicine, Total Joint, Trauma, WC Treatment

Minal D. Tapadia, M.D., JD, MA

Name
Minal D. Tapadia, M.D., JD, MA
Status
Young Orthopedist
City
Fountain Valley
Phone
714-540-3244
Subspecialty
Arthritis, General, Hip, Knee, Total Joint, WC Treatment

Mitchel U. Silverman, M.D.

Name
Mitchel U. Silverman, M.D.
Status
Active
City
Sherman Oaks
Phone
818-990-4263
Subspecialty
Hand/Wrist, WC Medical-Legal

Mohammad Sirajullah, M.D.

Name
Mohammad Sirajullah, M.D.
Status
Active
City
Porter Ranch
Phone
661-492-2789
Subspecialty
General

Narendra G. Gurbani, M.D.

Name
Narendra G. Gurbani, M.D.
Status
Semi-Retired
City
Santa Ana
Phone
714-404-6749
Subspecialty
Foot/Ankle

Naresh K. Sharma, M.D.

Name
Naresh K. Sharma, M.D.
Status
Active
City
Newport Beach
Phone
424-785-8131
Subspecialty
General, WC Medical-Legal

Neil M. Richman, M.D.

Name
Neil M. Richman, M.D.
Status
Active
City
Salinas
Phone
831-454-5475
Subspecialty
General, Pediatrics, Sports Medicine

Nicholas Hampton, M.D.

Name
Nicholas Hampton, M.D.
Status
Active
City
Novato
Phone
415-530-5330
Subspecialty
Arthritis, Hip, Sports Medicine, Total Joint, Trauma

Nikolaj Wolfson, M.D.

Name
Nikolaj Wolfson, M.D.
Status
Active
City
San Francisco
Phone
415-221-4400
Subspecialty
Arthritis, Foot/Ankle, General, Hip, Knee, Shoulder/Elbow, Sports Medicine, Total Joint, Trauma, WC Medical-Legal, WC Treatment

Norman B. Livermore III, M.D.

Name
Norman B. Livermore III, M.D.
Status
Active
City
Walnut Creek
Phone
925-933-4443
Subspecialty
Foot/Ankle, General, Hand/Wrist, Hip, Knee, Pediatrics, Shoulder/Elbow, Spine, Sports Medicine, Total Joint, Trauma, WC Treatment
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Annual Meeting/QME Course

2026 Annual Meeting
Hilton Santa Barbara Beachfront Resort
April 16 – 19, 2026

Upcoming COA Events

  • Thu
    16
    Apr
    2026
    Sun
    19
    Apr
    2026

    2026 Annual Meeting/QME Course

    Hilton Santa Barbara Beachfront Resort

Get in Touch With Us

California Orthopaedic Association
1246 P Street
Sacramento, CA 95814

Phone: 916-454-9884
Fax: 916-454-9882
Email: admin@coa.org

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