2 Sep 2025

Readmissions after Medical Discharge

Layers display 30-day readmission rates, emergency room visits within 30 days of discharge, and follow-up visits within 14 days of discharge for Medicare beneficiaries as of year 2019 by county, state, and Hospital Service Area (HSA). Data are obtained from the Dartmouth Atlas Post-Discharge Events. Affected map layers:

  • Readmissions after Medical Discharge
  • Readmissions after Surgical Discharge
  • Primary Care Visits after Surgical Discharge
  • ER Visits after Surgical Discharge
  • Primary Care Visits after Medical Discharge
  • Ambulatory Visits after Medical Discharge
  • ER Visits after Medical Discharge
2 Sep 2025

More map updates from the 2016-20 American Community Survey!

Click the map link to view the latest estimates for the percentage of the population with any disability from the 2016-20 American Community Survey (ACS). Data are available for counties, ZIP Codes, census tracts, and other geographic areas.

2 Sep 2025

LEHD Commuting Data

This layer displays the net commuting flow for counties and census tracts. Other commuting data layers are also available in the same data release including out commuters, in commuters, and workplace area characteristics. These other layers can be found by searching for LEHD.

2 Sep 2025

The first map updates from the 2016-20 American Community Survey are here!

Click the map link to view total population estimates from the 2016-20 American Community Survey (ACS). Data are available for counties, ZIP Codes, and other geographic areas. Search the Map Room for the terms 2020 ACS to view additional demographic estimates (age, race, gender, and ethnicity) from the American Community Survey. Additional map layers will be rolling out over the coming days and weeks, so check back soon for further updates!

2 Sep 2025

Annual Visit to Primary Care Physician, 2019

This layer displays the percent and total of Medicare enrollees having annual ambulatory visit to a primary care clinician in 2019 by county, state, or hospital service area (HSA).

2 Sep 2025

Heart Disease Mortality for 2016-20 by County

This layer displays heart disease mortality rates from the CDC’s National Vital Statistics System – Mortality database.  Data are 5-year aggregates for 2016-20 and grouped by ICD-10 codes.

2 Sep 2025

Public Schools by Grade Level and Type

This layer displays all public schools for SY 2020-21. Data are from the NCES Common Core of Data (CCD) Public Elementary/Secondary School Universe Survey Data (2020-21). Also available map layers are:

  • Public Elementary Schools
  • Public Middle Schools
  • Public High Schools
  • Public Schools with Pre-Kindergarten Programs
  • Public Schools with Magnet Programs
  • Public Charter Schools
  • Public Title I Schools
  • Majority Minority Schools
2 Sep 2025

Patients with Annual Eye Exam, 2019

This layer displays the percent and total of diabetic Medicare enrollees receiving eye exam in 2019 by county, state, or hospital service area (HSA).