National Health Interview Survey
The National Health Interview Survey (NHIS) has monitored the health of the nation since 1957. NHIS data on a broad range of health topics are collected through personal household interviews. Survey results have been instrumental in providing data to track health status, health care access, and progress toward achieving national health objectives.
Rediscover the National Health Interview Survey
Respected, Reliable, Redesigned
What's New
- Demographic Variation in Health Insurance Coverage 2023 [PDF – 375 KB] (10/7/2024)
- Trends in Health Care Coverage and Insurance from 1968-2023 [PDF – 242 KB] (9/12/2024)
- Prescription Medication Use, Coverage, and Nonadherence Among Adults Age 65 and Older: United States, 2021–2022 [PDF – 470 KB] (9/5/2024)
- Interactive Quarterly Early Release Estimates from the National Health Interview Survey, January 2019-March 2024 (8/6/2024)
- Health Insurance Coverage: Early Release of Estimates from the National Health Interview Survey, January 2023-March 2024 [PDF – 240 KB] (8/6/2024)
- Sociodemographic Differences in Nonfinancial Access Barriers to Health Care Among Adults: United States, 2022 [PDF – 373 KB] (8/1/2024)