Holy Rosary Hospital in Miles City, MT
Also known as Holy Rosary Health Center
In a medical emergency, call 911. This page is for information only.
About Holy Rosary Hospital
Holy Rosary Hospital is a critical access hospital in Miles City, Custer County, Montana. It reports its ownership to Medicare as nonprofit (private). It provides emergency services. It is listed as a Community Trauma Hospital under its state trauma system. Its CMS Overall Hospital Quality Star Rating is 5 out of 5. It has 25 licensed beds, according to state license data via HIFLD. It meets the CMS Birthing-Friendly designation criteria for maternity care.
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.
Infections and sepsis care
- Clostridioides difficile (C. diff) infectionsNo different · SIR 0.00
66% of patients with severe sepsis or septic shock received all the recommended early care steps (SEP-1). Higher is better.
SIR is the standardized infection ratio: below 1 means fewer infections than predicted for a hospital like this one. Period ending September 2025. Source: CMS Healthcare-Associated Infections and Timely and Effective Care.
What patients say
- Patient survey star rating
- Would definitely recommend69%
- Rated the hospital 9 or 1073%
- Completed surveys152
Survey period ending September 2025. Source: CMS HCAHPS Patient Survey.
Map
46.39731, -105.83058
Frequently asked questions
Where is Holy Rosary Hospital located?
Holy Rosary Hospital is at 2600 Wilson St, Miles City, MT 59301 in Custer County.
Does Holy Rosary Hospital have an emergency room?
Yes. Holy Rosary Hospital reports emergency services to Medicare, and patients spent a median of 130 minutes in its emergency department before leaving. In a life-threatening emergency, call 911.
What is the CMS star rating of Holy Rosary Hospital?
Holy Rosary Hospital has a CMS Overall Hospital Quality Star Rating of 5 out of 5. The rating combines measures of mortality, safety of care, readmission, patient experience and timely and effective care, compared with hospitals nationwide.
Is Holy Rosary Hospital a trauma center?
Yes. It is listed as a Community Trauma Hospital (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 Montana 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 Holy Rosary Hospital?
The main phone number on record with Medicare is (406) 233-2600.
Would patients recommend Holy Rosary Hospital?
In the most recent HCAHPS patient survey (152 completed surveys), 69% of patients said they would definitely recommend the hospital, and 73% rated it 9 or 10 out of 10.
Related guides
- How CMS Hospital Star Ratings WorkThe five measure groups behind the 1 to 5 star Overall Hospital Quality Star Rating, how it is calculated and what it leaves out.
- How to Choose a Hospital to Give BirthLevels of maternal and newborn care, the CMS Birthing-Friendly designation, quality data and questions to ask on a tour.
- How to Choose a HospitalA practical checklist for planned care: insurance networks, procedure volume, quality ratings, certifications and cost estimates.
- How to Read a Hospital BillItemized bills, EOBs and billing codes explained, plus No Surprises Act protections and a step-by-step way to check for errors.