California Orthopaedic Association

ACCESS ONLINE COURSES LOGIN

COA Member Directory

John M. Wiemann, M.D.

Name
John M. Wiemann, M.D.
Status
Active
Medical Group
Central CA Faculty Medical Group
City
Fresno
Subspecialty
, ,

John N. Diana, M.D.

Name
John N. Diana, M.D.
Status
Active
Medical Group
Napa Valley Orthopaedic Medical Group
City
Napa
Phone
707-254-7117
Subspecialty
, , , , ,

John N. Parker, M.D.

Name
John N. Parker, M.D.
Status
Active
City
Los Altos
Phone
650-917-9135
Subspecialty
, , , , ,

John P. Colman, Jr., M.D.

Name
John P. Colman, Jr., M.D.
Status
Semi-Retired
City
Saratoga
Phone
408-741-1171
Subspecialty
,

John P. Meehan, M.D.

Name
John P. Meehan, M.D.
Status
Active
Medical Group
UC Davis - Ortho Dept.
City
Sacramento
Phone
916-734-4802
Subspecialty
, ,

John R. Morris, M.D.

Name
John R. Morris, M.D.
Status
Active
Medical Group
Community Orthopaedic Medical Group
City
Mission Viejo
Phone
949-348-4000
Subspecialty

John Ryan Quinn, M.D.

Name
John Ryan Quinn, M.D.
Status
Young Orthopedist
Medical Group
Ventura Orthopedics
City
Ventura
Phone
805-641-6415
Subspecialty

John S. Locke, M.D.

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

John Schilling, M.D.

Name
John Schilling, M.D.
Status
Active
Medical Group
Muir Orthopaedic Specialists, Inc.
City
Walnut Creek
Phone
925-939-8585
Subspecialty
,

John Schlechter, D.O.

Name
John Schlechter, D.O.
Status
Active
Medical Group
Adult and Pediatric Ortho Specialists
City
Orange
Phone
714-633-2111
Subspecialty
,
← Previous Next →

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