As of the July 2026 CMS release, Massachusetts has 112 open hospitals in 71 cities, 70 of them with an emergency department. The median emergency room visit lasts 3 hr 29 min, 1 hr 1 min longer than the US median of 2 hr 28 min. 23 of the 58 hospitals Medicare rates hold 4 or 5 stars (11 with 5), and the state average is 3.2 stars.
Massachusetts has 112 open hospitals across 82 cities. By type: 61 acute care hospitals, 19 psychiatric hospitals, 4 critical access hospitals, 4 rehabilitation hospitals, 4 long-term care hospitals, 3 children's hospitals and 3 VA acute care hospitals (type not recorded for 14).
See every Massachusetts ER ranked by wait · See every Massachusetts hospital ranked by stars · by patient rating · by infections and safety
From the U.S. Census Bureau's American Community Survey (2020–2024).
There are 112 open hospitals in Massachusetts across 82 cities. 70 of them have an emergency department.
Boston, with 23 hospitals. Worcester is next with 6.
The median emergency room visit in Massachusetts lasts 3 hr 29 min, 1 hr 1 min longer than the US median of 2 hr 28 min. That is a 12-month median from CMS, not a live wait time.
11 of the 58 Massachusetts hospitals with a Medicare overall star rating have 5 stars, and 23 have 4 or 5 stars. The average rating is 3.2 out of 5.
Source: hospital listings from CMS and public records; emergency room wait times (measure OP-18b) and overall star ratings from CMS Care Compare. Wait times are 12-month medians, not live. Where these figures come from.
Not affiliated with CMS. For a medical emergency, call 911.