California Orthopaedic Association

Leadership

Diane Przepiorski, MD
Executive Director
Office Address:
1246 P Street
Sacramento, CA 95814
Office Phone: (916)454-9884
Fax: (916) 454-9882

Board of Councilors

Francois D Lalonde, MD, FAAOS
Office Address:
1310 West Stewart Dr Ste 508
Orange, CA 92868
Office Phone: (714)633-2111
Lindsey Urband, MD, FAAOS
Office Address:
8008 Frost St Ste 403
San Diego, CA 92123-4209
Office Phone: (651)491-7776
Paul H Castello, MD, FAAOS
Office Address:
2342 Professional Pkwy Ste 200
Santa Maria, CA 93455
Office Phone: (805)705-4339
Thomas Kent Donaldson, MD, FAAOS
Office Address:
11406 Loma Linda Drive
Suite 226
Loma Linda, CA 92354
Office Phone: (909)588-6444EXT 66260
Michael B Purnell, MD, FAAOS
Office Address:
1335 Coffee Rd Ste 100
Modesto, CA 95355
Office Phone: (209)544-0931
Charles Preston, MD, FAAOS
Office Address:
2625 Shadelands
Walnut Creek, CA 94598-5905
Office Phone: (925)309-4329