The Veterans Health Administration (VHA) is responsible for more than 1300 sites of VA-related health care matters including 154 hospitals, 875 ambulatory care and community-based outpatient clinics, 136 nursing homes, 43 domiciliary residential treatment programs, and 232 Readjustment Counseling Centers (Vet Centers). VHA also supports patients in 116 State Veterans Home in 48 states and Puerto Rico. Currently, VHA field operations are managed within 21 health care networks for Veterans Integrated Service Networks (VISNs).