California Orthopaedic Association

  • 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
  • Practice Management
    • Practice Management Resources
    • Webinars/Videos/Podcast
    • Workers’ Compensation
    • COVID-19 Resource Center
  • Education
    • On-Demand Courses
    • Physician and Surgeon and Resident Licensure
    • Fluoroscopy Certification
    • Educational Resources
    • COA Affiliated Programs
    • Webinars/Videos/Podcast
  • Advocacy
    • Voter Voice
    • Legislative Updates
    • OPAC – Orthopaedic Political Action Committee
    • OPAC/Regency Club
  • News/Publications
    • COA Report
    • Cal Ortho Online
ACCESS ONLINE COURSES LOGIN

  • 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

Richard M. Thunder, M.D.

August 20, 2021 By calorthoadmin13 Leave a Comment

Advanced Search
Directory View All Listings

Richard M. Thunder, M.D.

Name
Richard M. Thunder, M.D.
Status
Active
Medical Group
Torrey Pines Orthopaedic Medical Group
City
La Jolla
Phone
858-535-1075
Subspecialty
General, Hip, Knee, Spine, Total Joint, Trauma, WC Medical-Legal, WC Treatment

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 C. Ahearn, M.D.

Name
Robert C. Ahearn, M.D.
Status
Active
Medical Group
Pacifica Orthopaedics
City
Huntington Beach
Phone
714-841-5333
Subspecialty
Arthritis, General, Hip, Knee, Spine, WC Medical-Legal, WC Treatment

Robert K. Henrichsen, M.D.

Name
Robert K. Henrichsen, M.D.
Status
Semi-Retired
City
Rancho Cordova
Phone
530-305-2323
Subspecialty
Spine, Total Joint

Robert S. Millard, M.D.

Name
Robert S. Millard, M.D.
Status
Active
Medical Group
Stanford - Orthopaedic Department
City
Redwood City
Subspecialty
Spine

Rocco R. Calderone, M.D.

Name
Rocco R. Calderone, M.D.
Status
Active
Medical Group
The Orthopaedic Spine & Sports Medicine Ctr.
City
Camarillo
Phone
805-484-2783
Subspecialty
Spine, Total Joint, Trauma, WC Medical-Legal, WC Treatment

Ronald B. Perelman, M.D.

Name
Ronald B. Perelman, M.D.
Status
Active
Medical Group
Golden State Sports Injury
City
Northridge
Phone
818-998-8400
Subspecialty
Foot/Ankle, Hand/Wrist, Knee, Shoulder/Elbow, Spine, WC Medical-Legal, WC Treatment

Ronald B. Wolfson, M.D.

Name
Ronald B. Wolfson, M.D.
Status
Semi-Retired
City
Novato
Phone
866-588-4442
Subspecialty
General, Spine, WC Medical-Legal

Ruwan P. Ratnayake, M.D.

Name
Ruwan P. Ratnayake, M.D.
Status
Young Orthopedist
Medical Group
Northern CA Spine & Rehabilitation
City
Sacramento
Phone
916-389-7100
Subspecialty
Spine
← Previous Next →
  • « Previous Page
  • 1
  • …
  • 13
  • 14
  • 15
  • 16
  • 17
  • …
  • 19
  • Next Page »

Have Your Voice Heard

Contact COA

If we can improve, tell us what you would like
COA to change
 
 


If you like us, tell your colleagues.


Annual Meeting/QME Course

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

Upcoming COA Events

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

April 1 – 4, 2027
2027 Annual Meeting/QME Course
Renaissance Esmeralda Resort and Spa
Indian Wells, CA (Palm Springs area)

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

Contact Form

fb-green tw-green li-green

Quick Links

  • Membership
  • OKU-11 Study Flashcards
  • Print CME Certificates
  • COA Courses
  • Career Center

© 2010–2026 California Orthopaedic Association | Privacy | Terms of Use
Webmaster SV3 Designs