Ambulatory Surgical Centers. The dataset contains locations and attributes of Ambulatory Surgical Centers, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the Chief Technology Officer (OCTO) and participating D.C. government agencies. A database provided by the DC Department of Health's (DOH) website identified Ambulatory Surgical Centers and DC GIS staff geo-processed the data. All DC GIS data is stored and exported in Maryland State Plane coordinates NAD 83 meters. METADATA CONTENT IS IN PROCESS OF VALIDATION AND SUBJECT TO CHANGE.