California Orthopaedic Association

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COA Member Directory

James A. Helgager, M.D.

Name
James A. Helgager, M.D.
Status
Active
Medical Group
Orthopaedic Specialists of North County
City
Oceanside
Phone
760-724-9000
Subspecialty

Mark T. Hellner, M.D.

Name
Mark T. Hellner, M.D.
Status
Semi-Retired
City
Pebble Beach
Subspecialty

Dennis Michael Hembd, M.D.

Name
Dennis Michael Hembd, M.D.
Status
Active
Medical Group
Northern CA Spine & Rehabilitation
City
Sacramento
Phone
916-733-8277
Subspecialty

William L. Hennrikus, M.D.

Name
William L. Hennrikus, M.D.
Status
Semi-Retired
City
Coronado
Phone
559-313-0554
Subspecialty
,

Robert K. Henrichsen, M.D.

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

Jan Eric Henstorf, M.D.

Name
Jan Eric Henstorf, M.D.
Status
Semi-Retired
Medical Group
Washington Township Medical Found.
City
Fremont
Phone
510-248-1040
Subspecialty
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Jaime D. Hernandez, M.D.

Name
Jaime D. Hernandez, M.D.
Status
Active
Medical Group
SCOI
City
Van Nuys
Phone
818-901-6600
Subspecialty
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Larry D. Herron, M.D.

Name
Larry D. Herron, M.D.
Status
Active
City
San Luis Obispo
Phone
805-541-4700
Subspecialty
,

Allen L. Hershey, M.D.

Name
Allen L. Hershey, M.D.
Status
Active
Medical Group
Salinas Valley Medical Clinic Orthopedics
City
Salinas
Phone
831-757-3041
Subspecialty
,

David Heskiaoff, M.D.

Name
David Heskiaoff, M.D.
Status
Active
City
Sherman Oaks
Phone
818-784-3878
Subspecialty
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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
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Indian Wells, CA (Palm Springs area)

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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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