Additional NAMCS and NHAMCS data available at the Research Data Center

Visit the National Ambulatory Medical Care Survey website at https://www.cdc.gov/nchs/namcs/ and the National Hospital Ambulatory Medical Care Survey at https://www.cdc.gov/nchs/nhamcs/ for more information about these surveys.

The NAMCS and NHAMCS datasets that are available to approved users of the NCHS Research Data Center contain additional variables not included on the public use datasets.

NAMCS and NHAMCS Restricted Data Available at the NCHS Research Data Center [PDF - 295 KB] (updated 9/4/19)
2017 National Ambulatory Medical Care Survey Physician File [PDF - 556 KB]
- 2017 NAMCS Provider File Data is only available in the RDC. The 2017 NAMCS Provider File Data Dictionary is available upon request. Email rdca@cdc.gov with the Subject “2017 NAMCS Provider File Data Dictionary Request”.
NAMCS Supplement on Culturally and Linguistically Appropriate Services
- 2016 NAMCS Supplement on Culturally and Linguistically Appropriate Services Data Dictionary [PDF - 219 KB]
National Electronic Health Records Survey (formerly NAMCS Electronic Medical Records Supplement)
NAMCS Physician Workflow Supplement
NAMCS and NHAMCS Cervical Cancer Screening Supplement

Geocoded data for NAMCS and NHAMCS 1999-2009 are available at the NCHS Research Data Center. These data consist of distances between each patient’s ZIP Code of residence and the nearest hospital and Federally Qualified Health Center

The NAMCS and NHAMCS datasets that are available to approved users of the NCHS Research Data Center contain additional variables not included on the public use datasets.

NAMCS and NHAMCS Restricted Data Available at the NCHS Research Data Center [PDF – 295 KB] (updated 9/4/19)
2017 National Ambulatory Medical Care Survey Physician File [PDF – 556 KB]
- 2017 NAMCS Provider File Data is only available in the RDC. The 2017 NAMCS Provider File Data Dictionary is available upon request. Email rdca@cdc.gov with the Subject “2017 NAMCS Provider File Data Dictionary Request”.
NAMCS Supplement on Culturally and Linguistically Appropriate Services
- 2016 NAMCS Supplement on Culturally and Linguistically Appropriate Services Data Dictionary [PDF – 219 KB]
National Electronic Health Records Survey (formerly NAMCS Electronic Medical Records Supplement)
NAMCS Physician Workflow Supplement
NAMCS and NHAMCS Cervical Cancer Screening Supplement