| Business | Phone |
| Efficient Billing Svc 379 Valencia Dr, San Francisco 94080 | (650) 624-8756 |
| Jts Billing Management Svc 201 Verano Dr, San Francisco 94080 | (650) 588-4460 |
| Marc Systems Inc San Francisco 94080 | (650) 873-3451 |
| Associates Billing Svc Llc 304 Diamond St, San Francisco 94114 | (415) 206-2000 |
| Brown & Toland Medical Group 100 Van Ness Ave # 2800, San Francisco 94102 | (415) 972-6000 |
| Brown & Toland Physician Svc 1388 Sutter St, San Francisco 94109 | (415) 972-6000 |
| Central & Medical Billing Svc 399 Buena Vista Ave E, San Francisco 94117 | (415) 447-1270 |
| Legal Billing Svc 582 Market St # 1909, San Francisco 94104 | (925) 247-0178 |
| Medical Office Management Svc 1409 Sutter St # 100, San Francisco 94109 | (415) 775-2168 |
| Moore Medical Management Svc 600 Haight St, San Francisco 94117 | (415) 567-3881 |
| Open Business Exchange 100 Bush St # 820, San Francisco 94104 | (415) 956-7800 |
| Practice Manager 2255 Hayes St, San Francisco 94117 | (415) 831-6698 |
| Top Billing 1783 16th St, San Francisco 94103 | (415) 566-8722 |