South Big Horn County Hospital in Basin, WY
In a medical emergency, call 911. This page is for information only.
About South Big Horn County Hospital
South Big Horn County Hospital is a critical access hospital in Basin, Big Horn County, Wyoming. It reports its ownership to Medicare as public (hospital district or authority). It provides emergency services. It is listed as a Trauma Receiving Facility under its state trauma system. It does not currently have a CMS Overall Star Rating, which usually means it reports too few measures to be rated. It has 10 licensed beds, according to state license data via HIFLD.
Quality ratings
How this hospital compares with the national rate on each measure group:
Source: Centers for Medicare & Medicaid Services, Hospital General Information. How star ratings work.
Emergency room times
Lower times are better. Reporting period ending September 2025. Source: CMS Timely and Effective Care. What these numbers mean.
Map
44.43584, -108.04915
Frequently asked questions
Where is South Big Horn County Hospital located?
South Big Horn County Hospital is at 388 US Highway 20 South, Basin, WY 82410 in Big Horn County.
Does South Big Horn County Hospital have an emergency room?
Yes. South Big Horn County Hospital reports emergency services to Medicare, and patients spent a median of 80 minutes in its emergency department before leaving. In a life-threatening emergency, call 911.
What is the CMS star rating of South Big Horn County Hospital?
South Big Horn County Hospital does not have a current CMS Overall Star Rating. CMS only rates hospitals that report enough measures; critical access, psychiatric, VA and many small hospitals are often unrated, which says nothing about their quality.
Is South Big Horn County Hospital a trauma center?
Yes. It is listed as a Trauma Receiving Facility (state designation) in the HIFLD hospitals data, which is compiled from state trauma registries (source date April 2024). Trauma designations are renewed periodically, so confirm with the Wyoming EMS or trauma program. In an emergency, call 911: paramedics take seriously injured patients to the right trauma center.
What is the phone number of South Big Horn County Hospital?
The main phone number on record with Medicare is (307) 568-3311.
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