The Rockland Psychiatric Center, originally Rockland State Hospital, in Orangeburg, New York is a psychiatric facility for adults operated by the New York State Office of Mental Health. It offers in-patient and transitional treatment for adults, as well as research facilities. There are 13 outpatient facilities and 11 residential programs in the four surrounding counties. The facility shares space with the co-located Nathan Kline Institute. The inpatient treatment center has 410 beds. The current hospital replaces an older hospital on the same 615-acre (249 ha) site.