SSM Health St Mary's Hospital - Madison in Madison, WI
Also known as Saint Mary's Hospital
In a medical emergency, call 911. This page is for information only.
About SSM Health St Mary's Hospital - Madison
SSM Health St Mary's Hospital - Madison is an acute care hospital in Madison, Dane County, Wisconsin. It reports its ownership to Medicare as nonprofit (private). It provides emergency services. It is listed as a Level II trauma center. Its CMS Overall Hospital Quality Star Rating is 4 out of 5. It has 440 licensed beds, according to state license data via HIFLD. It meets the CMS Birthing-Friendly designation criteria for maternity care. The nearest other listed hospital is Unitypoint Health - Meriter, about 0.4 mi away.
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
- MRSA bloodstream infectionsNo different · SIR 0.65
- Catheter-associated urinary tract infections (CAUTI)Better than national · SIR 0.16
- Clostridioides difficile (C. diff) infectionsBetter than national · SIR 0.25
- Central line bloodstream infections (CLABSI)Better than national · SIR 0.17
- Surgical site infections after abdominal hysterectomyNo different · SIR 0.00
- Surgical site infections after colon surgeryNo different · SIR 1.19
51% 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 recommend74%
- Rated the hospital 9 or 1073%
- Completed surveys1,221
Survey period ending September 2025. Source: CMS HCAHPS Patient Survey.
Map
43.05983, -89.40083
Nearby hospitals
- Unitypoint Health - Meriter202 S Park St, Madison, WI · Level IV traumaAcute care hospital0.4 mi
- Select Specialty Hospital Madison801 Braxton Place, Madison, WILong-term care hospital0.4 mi
- Madison VA Medical Center2500 Overlook Terrace, Madison, WI · Emergency roomVA medical center1.7 mi
- University of Wi Hospitals & Clinics Authority600 Highland Avenue, Madison, WI · Emergency roomAcute care hospital1.9 mi
- American Family Children's Hospital1675 Highland Avenue, Madison, WI · Emergency roomChildren's hospital2.0 mi
- Encompass Health Rehabilitation Hsptl of Fitchburg5535 Nobel Dr, Fitchburg, WIRehabilitation hospital4.6 mi
- Mendota Mental Health Institute301 Troy Dr, Madison, WIPsychiatric hospital5.1 mi
- Miramont Behavioral Health3169 Deming Way, Middleton, WIPsychiatric hospital7.2 mi
- Eastpark Medical CenterSun Prairie, WIHospital8.1 mi
- UW Health East Madison Hospital4602 Eastpark Boulevard, Madison, WI · Emergency roomHospital8.3 mi
Frequently asked questions
Where is SSM Health St Mary's Hospital - Madison located?
SSM Health St Mary's Hospital - Madison is at 700 South Park St, Madison, WI 53715 in Dane County.
Does SSM Health St Mary's Hospital - Madison have an emergency room?
Yes. SSM Health St Mary's Hospital - Madison reports emergency services to Medicare, and patients spent a median of 190 minutes in its emergency department before leaving. In a life-threatening emergency, call 911.
What is the CMS star rating of SSM Health St Mary's Hospital - Madison?
SSM Health St Mary's Hospital - Madison has a CMS Overall Hospital Quality Star Rating of 4 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 SSM Health St Mary's Hospital - Madison a trauma center?
Yes. It is listed as a Level II trauma center 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 Wisconsin 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 SSM Health St Mary's Hospital - Madison?
The main phone number on record with Medicare is (608) 251-6100.
Would patients recommend SSM Health St Mary's Hospital - Madison?
In the most recent HCAHPS patient survey (1,221 completed surveys), 74% 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.
- ER Wait Times ExplainedHow triage and the Emergency Severity Index decide who is seen first, why emergency rooms get crowded and where to find timing data.