Western Diagnostic Services Laboratory is a premier laboratory providing academic-level anatomic and clinical pathology services to physician practices, surgery centers, medical foundations and hospitals on the Central Coast and throughout California.

Santa Maria

1414 East Main Street, Suite 102
Santa Maria, CA 93454

San Luis Obispo

3440 Empresa Drive, Suite B San Luis Obispo, CA 93401

Santa Barbara

831 State Street, Suite 245 Santa Barbara, CA 93101