| Business | Phone |
| American College Of Physicians 920 Trinity St, Baltimore 21202 | (410) 332-8444 |
| Association Of Academic 1106 N Charles St, Baltimore 21201 | (410) 637-8300 |
| Maryland Endoscopy Ctr 100 West Rd # 115, Baltimore 21204 | (410) 494-0144 |
| Baltimore Medical System Inc 3301 Belair Rd, Baltimore 21213 | (410) 342-0608 |
| Bertha Sirk Dialysis Ctr 5820 York Rd, Baltimore 21212 | (410) 532-9311 |
| Millennium Medical Support Svc 179 Marine Oaks Dr, Baltimore 21221 | (410) 238-1590 |
| Professional Management Inc 5022 Campbell Blvd # B, Baltimore 21236 | (410) 931-0400 |
| G & L Biomedical 1310 W 37th St, Baltimore 21211 | (410) 235-2058 |
| Greenspring Dialysis Ctr 4701 Mount Hope Dr # C, Baltimore 21215 | (410) 585-0467 |
| Highlandtown Specialty Ctr 3411 Bank St, Baltimore 21224 | (410) 522-9521 |
| Huntington's Disease Society 711 W 40th St # 354, Baltimore 21211 | (410) 467-5388 |
| International Gastro Network 401 E Pratt St, Baltimore 21202 | (410) 244-1119 |
| Maryland Group Faculty Group 1500 Sulgrave Ave, Baltimore 21209 | (410) 466-2503 |
| Maryland Kidney Stone Ctr 6115 Falls Rd # Lla, Baltimore 21209 | (410) 377-2622 |
| Medisyn Provider Network 2016 Maryland Ave # B, Baltimore 21218 | (410) 605-2970 |
| Mercy Dialysis Facility 315 N Calvert St # 300, Baltimore 21202 | (410) 332-1122 |
| Metra Park Health Svc 6810 Park Heights Ave # C4, Baltimore 21215 | (410) 358-6644 |
| Mid-Town Medical Group 11 E Mount Royal Ave, Baltimore 21202 | (410) 347-3000 |
| Northwest Dialysis Center Inc 2435 W Belvedere Ave, Baltimore 21215 | (410) 664-0700 |
| Park West Medical Ctr 3319 W Belvedere Ave, Baltimore 21215 | (410) 542-7800 |
| Park West Medical Ctr 4120 Patterson Ave, Baltimore 21215 | (410) 764-2266 |
| Baltimore County Baltimore 21220 | (410) 687-5406 |
| Rose Respirtory Provider Svc 218 E Lexington St # 1b, Baltimore 21202 | (410) 332-4096 |
| Chesapeake Billing Consultants 1498m Reisterstown Rd, Baltimore 21208 | (410) 653-8390 |
| Total Health Care 1609 Druid Hill Ave, Baltimore 21217 | (410) 728-5300 |
| True Healthcare Ctr 922 W North Ave, Baltimore 21217 | (410) 383-8783 |
| Doctors Reimbursement Solution 828 Dulaney Valley Rd, Baltimore 21204 | (410) 296-9400 |