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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George J. Tischenko, M.D.

Name
George J. Tischenko, M.D.
Status
Active
Medical Group
Muir Orthopaedic Specialists, Inc.
City
Walnut Creek
Phone
925-939-8585
Subspecialty
General, Hip, Knee, Shoulder/Elbow, Sports Medicine

George T. Hayes, Jr., M.D.

Name
George T. Hayes, Jr., M.D.
Status
Semi-Retired
City
Colusa
Phone
530-846-4299
Subspecialty
General

George Thabit, III, M.D.

Name
George Thabit, III, M.D.
Status
Active
Medical Group
Physiatry Medical Group
City
Redwood City
Phone
650-995-1292
Subspecialty
Pediatrics, Shoulder/Elbow, Sports Medicine

George W. Westin, Jr., M.D.

Name
George W. Westin, Jr., M.D.
Status
Active
Medical Group
Alpine Orthopaedics
City
Stockton
Phone
209-948-3333
Subspecialty
General, Hip, Knee, Shoulder/Elbow, Sports Medicine

George Wahba, M.D.

Name
George Wahba, M.D.
Status
Active
Medical Group
Mercy Orthopedic Spine & Hand Center
City
Bakersfield
Phone
661-663-6550
Subspecialty
General, Spine

George Walter Balfour, M.D.

Name
George Walter Balfour, M.D.
Status
Active
Medical Group
Valley Hand & Orthopaedics
City
Sherman Oaks
Phone
818-902-2814
Subspecialty
Arthritis, Hand/Wrist, Pediatrics, Shoulder/Elbow, Trauma, WC Medical-Legal, WC Treatment

Ghassan S. Tooma, M.D.

Name
Ghassan S. Tooma, M.D.
Status
Active
Medical Group
Corona Temecula Orthopaedic Associates
City
Corona
Phone
951-735-6060

Glenn D. Cohen, M.D.

Name
Glenn D. Cohen, M.D.
Status
Active
City
Westlake Village
Phone
805-370-6877
Subspecialty
Hand/Wrist

Glenn K. Takei, M.D.

Name
Glenn K. Takei, M.D.
Status
Active
City
Duarte
Phone
626-357-9931
Subspecialty
General, WC Treatment

Glen O’Sullivan, M.D.

Name
Glen O’Sullivan, M.D.
Status
Active
Medical Group
Ashlan Orthopedic Associates
City
Ashland
Phone
541-482-4573
Subspecialty
General
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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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