Real Gross Domestic Product: Ambulatory Health Care Services (NAICS 621) in the United States was 835573.00000 Mil. of Chn. 2009 $ in January of 2022, according to the United States Federal Reserve. Historically, Real Gross Domestic Product: Ambulatory Health Care Services (NAICS 621) in the United States reached a record high of 835573.00000 in January of 2022 and a record low of 346384.00000 in January of 1997. Trading Economics provides the current actual value, an historical data chart and related indicators for Real Gross Domestic Product: Ambulatory Health Care Services (NAICS 621) in the United States - last updated from the United States Federal Reserve on March of 2024.