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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Richard M. Siebold, M.D.

Name
Richard M. Siebold, M.D.
Status
Active
City
Encino
Phone
818-788-2224
Subspecialty
Hand/Wrist, WC Medical-Legal

Richard R. McKnight, M.D.

Name
Richard R. McKnight, M.D.
Status
Resident - 2022
City
Charlotte
Subspecialty
Hand/Wrist

Robert A. Harf, M.D.

Name
Robert A. Harf, M.D.
Status
Active
City
Sonoma
Phone
707-996-8017
Subspecialty
General, Hip, Knee, Pediatrics, Shoulder/Elbow, Spine, Sports Medicine, Total Joint, Trauma, WC Treatment

Robert A. Rovner, M.D.

Name
Robert A. Rovner, M.D.
Status
Active
City
Danville
Phone
925-275-0700
Subspecialty
Arthritis, General, Pediatrics, Spine, WC Medical-Legal, WC Treatment

Robert B. Reisch, M.D.

Name
Robert B. Reisch, M.D.
Status
Active
City
Pasadena
Phone
818-784-9593
Subspecialty
General, Sports Medicine, WC Treatment

Robert D. Teasdale, Jr., M.D.

Name
Robert D. Teasdale, Jr., M.D.
Status
Semi-Retired
City
Sausalito
Phone
415-461-4150
Subspecialty
Arthritis, Foot/Ankle, General, Hand/Wrist, Hip, Knee, Shoulder/Elbow, Sports Medicine, Total Joint, Trauma

Robert E. Caton, M.D.

Name
Robert E. Caton, M.D.
Status
Active
City
Modesto
Phone
209-491-5370
Subspecialty
Foot/Ankle, General, Hand/Wrist, Hip, Knee, Shoulder/Elbow, Total Joint, Trauma, WC Treatment

Robert E. Markison, M.D.

Name
Robert E. Markison, M.D.
Status
Active
City
San Francisco
Phone
415-929-5900
Subspecialty
Hand/Wrist

Robert G. Aptekar, M.D.

Name
Robert G. Aptekar, M.D.
Status
Semi-Retired
City
Cambell
Phone
408-356-0444
Subspecialty
Arthritis, Foot/Ankle, General, Hand/Wrist, Hip, Knee, Pediatrics, Shoulder/Elbow, Sports Medicine, Total Joint, WC Treatment

Robert J. Kolesnik, M.D.

Name
Robert J. Kolesnik, M.D.
Status
Active
City
Upland
Phone
909-938-7601
Subspecialty
Foot/Ankle, General, Hand/Wrist, Hip, Knee, Pediatrics, Shoulder/Elbow, Sports Medicine, WC Medical-Legal, 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

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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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