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
    • 2026 Annual Meeting/QME Course
    • Print CME Certificates
    • Future Meetings
    • Past Annual Meetings & QME Courses

COA Member Directory

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Sam Bakshian, M.D.

Name
Sam Bakshian, M.D.
Status
Active
Medical Group
Tower Orthopaedics & Sports Medicine
City
Los Angeles
Phone
310-855-0751
Subspecialty
Arthritis, Spine, Trauma, WC Medical-Legal, WC Treatment

Frank DeMayo, M.D.

Name
Frank DeMayo, M.D.
Status
Active
Medical Group
Tracy Ortho & Sports Medical Center
City
Tracy
Phone
209-835-4888
Subspecialty
General

Alexandra M. Burgar, M.D.

Name
Alexandra M. Burgar, M.D.
Status
Active
Medical Group
Tri-Valley Orthopedic Specialists
City
Pleasanton
Phone
925-463-0470
Subspecialty
Hand/Wrist

David J. Jupina, M.D.

Name
David J. Jupina, M.D.
Status
Active
Medical Group
Tri-Valley Orthopedic Specialists
City
Pleasanton
Phone
925-463-0470
Subspecialty
General, Hip, Knee, Shoulder/Elbow, Sports Medicine, Total Joint, WC Medical-Legal

Gregory Horner, M.D.

Name
Gregory Horner, M.D.
Status
Active
Medical Group
Tri-Valley Orthopedic Specialists
City
Pleasanton
Phone
925-463-0470
Subspecialty
General, Hand/Wrist

Ian A. Stine, M.D.

Name
Ian A. Stine, M.D.
Status
Active
Medical Group
Tri-Valley Orthopedic Specialists
City
Pleasanton
Phone
925-463-0470
Subspecialty
Sports Medicine

Kambiz Behzadi, M.D.

Name
Kambiz Behzadi, M.D.
Status
Active
Medical Group
Tri-Valley Orthopedic Specialists
City
Pleasanton
Phone
925-461-3270
Subspecialty
Knee, Shoulder/Elbow, Sports Medicine

Roger D. Dainer, D.O.

Name
Roger D. Dainer, D.O.
Status
Active
Medical Group
Tri-Valley Orthopedic Specialists
City
Pleasanton
Phone
925-463-0470
Subspecialty
General, Knee, Shoulder/Elbow, Sports Medicine, WC Medical-Legal, WC Treatment

Terri Zachos, M.D.

Name
Terri Zachos, M.D.
Status
Resident - 2024
Medical Group
UC Davis - Ortho Dept
City
Sacramento
Phone
916-734-2700
Subspecialty
Arthritis, Foot/Ankle, General, Hand/Wrist, Hip, Knee, Oncology, Pediatrics, Shoulder/Elbow, Spine, Sports Medicine, Total Joint, Trauma

Christopher D. Kreulen, M.D.

Name
Christopher D. Kreulen, M.D.
Status
Active
Medical Group
UC Davis - Ortho Dept.
City
Sacramento
Phone
916-734-5874
Subspecialty
Foot/Ankle
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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
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    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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