The National Ambulatory Medical Care Survey (NAMCS) is a national survey designed to meet the need for objective, reliable information about the provision and use of ambulatory medical care services in the United States. Findings are based on a sample of visits to non-federal employed office-based physicians who are primarily engaged in direct patient care.
The National Hospital Ambulatory Medical Care Survey (NHAMCS) is designed to collect data on the utilization and provision of ambulatory care services in hospital emergency and outpatient departments. Findings are based on a national sample of visits to the emergency departments and outpatient departments of noninstitutional general and short-stay hospitals.
What's New
Did You Know?
Data Products
- 2010 NHAMCS Public Use Micro-Data Files and documentation are now available (10/2012)
- A problem found in Tables II and III of the 2010 NAMCS Public Use File Documentation has been corrected (9/2012)
- 2010 NHAMCS data are now available for use in the NCHS Research Data Center (RDC) (8/2012)
Publications
Contact Us:
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Ambulatory and Hospital Care Statistics Branch
National Center for Health Statistics
3311 Toledo Road
Hyattsville, MD 20782 - (301) 458-4600
- Contact CDC–INFO