Gross Domestic Product: Ambulatory Health Care Services (NAICS 621) in the District of Columbia was 2722.10000 Mil. of $ in January of 2022, according to the United States Federal Reserve. Historically, Gross Domestic Product: Ambulatory Health Care Services (NAICS 621) in the District of Columbia reached a record high of 2722.10000 in January of 2022 and a record low of 616.80000 in January of 1997. Trading Economics provides the current actual value, an historical data chart and related indicators for Gross Domestic Product: Ambulatory Health Care Services (NAICS 621) in the District of Columbia - last updated from the United States Federal Reserve on April of 2024.