2021 NHAMCS Results and Publications

Introduction

The National Hospital Ambulatory Medical Care Survey (NHAMCS) publishes survey results and data analysis in a variety of formats. These include an interactive dashboard, statistical reports, and web tables with 2021 NHAMCS data.

Interactive dashboard

• Estimates of Emergency Department Visits in the United States, 2016–2022

Statistical publications

• Emergency Department Visits by Homeless Status and Sex: United States, 2016–2021 (6/11/2024)
• Trends in Emergency Department Visits Among People Younger Than Age 65 by Insurance Status: United States, 2010–2021 (01/18/2024)
• Emergency Department Visit Rates by Adults With Diabetes: United States, 2020–2021 (12/19/2023)
• Emergency Department Visits Related to Mental Health Disorders Among Children and Adolescents: United States, 2018–2021 (10/24/2023)
• Emergency Department Visit Rates for Assault: United States, 2019–2021 (10/12/2023)
• Emergency Department Visit Rates by Selected Characteristics: United States, 2021 (08/24/2023)

Web tables

Table 1 of this document was revised on October 11, 2023, to correct visit estimates for nursing home and homeless patients and update footnotes 2 and 3. Tables downloaded prior to this date should be replaced.

• 2021 Emergency Department Summary Tables

Find more

• NHAMCS Results and Publications
• 2020 NHAMCS Results and Publications
• 2019 NHAMCS Results and Publications
• 2018 NHAMCS Results and Publications