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Emergency Rooms in Arizona

75 emergency rooms in 38 cities and 14 counties · Data as of 08/12/2026

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Emergency rooms in Arizona at a glance

  • There are 75 emergency rooms in Arizona, or roughly one for every 98,385 people.
  • Per person, that is 24% below the national rate (0.13 per 10,000).
  • The largest group is Acute Care Hospitals (73%), ahead of Critical Access Hospitals and VA Hospitals.
  • 50 have a Medicare star rating, averaging 3.1 out of 5; 8 earned the top five stars.
  • Phoenix (11), Tucson (7) and Mesa (4) have the most, 29% of the state total combined.

Top-rated emergency rooms in Arizona

Highest Medicare star ratings

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All emergency rooms in Arizona

75 listed, A to Z · Page 1 of 3

Frequently asked questions

How many emergency rooms are in Arizona?
There are 75 emergency rooms in Arizona in our data as of 08/12/2026.
Which Arizona cities have the most emergency rooms?
Phoenix (11), Tucson (7), Mesa (4), Gilbert (3), Scottsdale (3).
What is the highest-rated emergency room in Arizona?
Banner Goldfield Medical Center in Apache Junction, Dignity Health Arizona General Hospital in Mesa, HonorHealth Scottsdale Thompson Peak Med Ctr in Scottsdale have a 5-star Medicare star rating, the highest available.