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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Jay N. Shah, M.D.

Name
Jay N. Shah, M.D.
Status
Semi-Retired
City
Upland
Phone
909-912-1750
Subspecialty
Hip, Knee, Total Joint, WC Medical-Legal, 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

Andrew T. Brooks, M.D.

Name
Andrew T. Brooks, M.D.
Status
Active
Medical Group
NorthBay Healthcare
City
Vacaville
Phone
707-624-7900
Subspecialty
Hip, Knee, Sports Medicine, Total Joint, Trauma

Andrew T. Brooks, M.D.

Name
Andrew T. Brooks, M.D.
Status
Active
Medical Group
NorthBay Healthcare
City
Vacaville
Phone
707-624-7900
Subspecialty
Hip, Knee, Sports Medicine, Total Joint, Trauma

Brenda J. Seyk, M.D.

Name
Brenda J. Seyk, M.D.
Status
Active
City
Vacaville
Phone
402-212-2400
Subspecialty
General, Hand/Wrist, Shoulder/Elbow, WC Treatment

Dana Hess, M.D.

Name
Dana Hess, M.D.
Status
Military
Medical Group
David Grant Medical Center
City
Vacaville
Phone
402-212-2400

Robert K. Peterson, M.D.

Name
Robert K. Peterson, M.D.
Status
Active
Medical Group
Northbay Healthcare
City
Vacaville
Phone
707-624-7900
Subspecialty
General, Knee, Shoulder/Elbow, Sports Medicine, WC Treatment

Charles R. Young, M.D.

Name
Charles R. Young, M.D.
Status
Active
Medical Group
Facey Medical Group
City
Valencia
Phone
310-481-2400
Subspecialty
General, Knee, Shoulder/Elbow, Sports Medicine, Total Joint, Trauma

Robert H. Roth, M.D.

Name
Robert H. Roth, M.D.
Status
Active
Medical Group
Facey Medical Group
City
Valencia
Phone
310-8590357
Subspecialty
Hand/Wrist

Ronald P. Karzel, M.D.

Name
Ronald P. Karzel, M.D.
Status
Active
Medical Group
SCOI
City
Valencia
Phone
818-901-6600
Subspecialty
Knee, Shoulder/Elbow, Sports Medicine, 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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