Health Care Acquisition Activity (HCAA) is located at Joint Base San Antonio, co-located with HQ MEDCOM. HCAA primarily contracts for health care services in support of the Army Medical Department (AMEDD). HCAA awards and administers contracts for a variety of services, to include nurses, transcription services, reference laboratory services, imaging maintenance services, physicians, dentists, pharmacists, ancillary services, and a variety of medical-specific technicians. HCAA also contracts for other health care related services in support of the Army health care mission, such as hospital housekeeping, laundry and linen distribution, regulated medical waste and contract advisory/assistance services. Additionally, HCAA serves as a secondary contracting source to the AMEDD for a variety of medical equipment and medical supplies.