Contact Us Phone or e-mail to learn more about how you can benefit from our professional medical billing and consulting services. Kaye and Rob Anguiano All Specialty Medical Billing 730 Polhemus Road, Suite 203 San Mateo, California  94402 California Toll Free:  888-909-ASMB (2762) Phone:  650-356-0076 Fax:  650-349-2762 info@allspecialty.net