Source: CMS Care Compare, July 2026 releaseER figures are medians, not live waitsAbout the data
Visiting SSM Health St Mary's Hospital - Janesville
Janesville, WI 53546
County: Rock Directions Apple Maps Call (608) 373-8000
- Photo ID and your insurance, Medicare or Medicaid card
- A list of your medicines, doses and allergies
- Your doctor's name and phone number
- A phone charger
Nearby hospitals
- 3.1mi Mercy Health System Corp Janesville, WI · Emergency room · median ER visit 2 hr 41 min Call Mercy Health System Corp Directions to Mercy Health System Corp (Google Maps) Details for Mercy Health System Corp
- 8.4mi Beloit Memorial Hsptl Beloit, WI · Emergency room · median ER visit 2 hr 9 min Call Beloit Memorial Hsptl Directions to Beloit Memorial Hsptl (Google Maps) Details for Beloit Memorial Hsptl
- 13mi Edgerton Hospital and Health Services Edgerton, WI · Emergency room · median ER visit 1 hr 11 min Call Edgerton Hospital and Health Services Directions to Edgerton Hospital and Health Services (Google Maps) Details for Edgerton Hospital and Health Services
Quick answers about SSM Health St Mary's Hospital - Janesville
How long is the ER wait at SSM Health St Mary's Hospital - Janesville?
CMS doesn't publish live wait times. Over the 12 months CMS reported, patients treated and sent home spent a median of 2 hr 18 min in the SSM Health St Mary's Hospital - Janesville emergency room (the average across Wisconsin hospitals is 2 hr 18 min). 0% of ER patients left before being seen. For tonight's wait, call (608) 373-8000. In an emergency, call 911.
What is the phone number for SSM Health St Mary's Hospital - Janesville?
The main phone number for SSM Health St Mary's Hospital - Janesville is (608) 373-8000, from Medicare's hospital records.
Call (608) 373-8000What is the address of SSM Health St Mary's Hospital - Janesville?
SSM Health St Mary's Hospital - Janesville is at 3400 East Racine Street, Janesville, WI 53546.
Directions (opens Google Maps)Does SSM Health St Mary's Hospital - Janesville have an emergency room?
Yes. SSM Health St Mary's Hospital - Janesville has an emergency department, according to Medicare data.
What is SSM Health St Mary's Hospital - Janesville's Medicare star rating?
SSM Health St Mary's Hospital - Janesville has an overall rating of 4 out of 5 stars from the Centers for Medicare & Medicaid Services (CMS). Star ratings come from CMS quality and safety measures, not patient reviews.
Quality and performance
Centers for Medicare & Medicaid Services · data as of July 2026
Patients treated and sent home from the emergency department at SSM Health St Mary's Hospital - Janesville spend a median of 2 hours 18 minutes there. That is about the same as the average across Wisconsin hospitals (2 hours 18 minutes).
Source: CMS Hospital General Information and Timely & Effective Care. Wait times are a median over a past 12-month reporting period, not live data. Not affiliated with CMS or with SSM Health St Mary's Hospital - Janesville. For a medical emergency, call 911.
Compare ER waits across Wisconsin · How Wisconsin hospitals rank on star ratings · Other birthing-friendly hospitals in Wisconsin · How we source this data · Something wrong on this page? Tell us
What patients say
CMS patient survey (HCAHPS) · 514 completed surveys · patients discharged Oct 2024 – Sep 2025
Patients gave SSM Health St Mary's Hospital - Janesville a 3-star patient experience rating out of 5. 76% would definitely recommend it (U.S. average 71%). 80% rated it 9 or 10 out of 10.
The patient survey (HCAHPS) asks a random sample of adult patients about their recent hospital stay. CMS adjusts the results for the mix of patients and how the survey was done, so hospitals can be compared fairly. About the data.
Compare SSM Health St Mary's Hospital - Janesville
Infections, complications and deaths
Centers for Medicare & Medicaid Services · compared with hospitals nationwide
SSM Health St Mary's Hospital - Janesville was no different from the national benchmark on the one hospital-acquired infection CMS could compare. Its rate of serious complications was same as national.
Hospital-acquired infections
Serious complications
Death rates within 30 days
| Patients treated for | This hospital | U.S. |
|---|---|---|
| Heart failure patients | 13.7% | 11.1% |
| Pneumonia patients | 16.2% | 15.2% |
| Stroke patients | 10.2% | 11.9% |
| COPD patients | 7.5% | 8.6% |
| Hospital-wide, all conditions | 3.7% | 3.9% |
Risk-adjusted rates. CMS has not published a statistical better/worse comparison for these death rates in the current release, so small differences from the U.S. rate may be chance.
Other complications
None of the other safety indicators CMS compares was statistically better or worse than national.
All 10 complication measures
| Measure | This hospital | U.S. | CMS comparison |
|---|---|---|---|
| Pressure ulcers (bed sores)per 1,000 patients | 0.44 | 0.63 | Same as national |
| Falls in the hospital that caused a broken boneper 1,000 patients | 0.26 | 0.27 | Same as national |
| Collapsed lung caused by a medical procedureper 1,000 patients | 0.2 | 0.21 | Same as national |
| Bleeding or blood clot under the skin after surgeryper 1,000 patients | 2.28 | 2.34 | Same as national |
| Kidney injury needing dialysis after surgeryper 1,000 patients | 1.53 | 1.67 | Same as national |
| Respiratory failure after surgeryper 1,000 patients | 7.55 | 9.42 | Same as national |
| Blood clots in the lungs or legs after surgeryper 1,000 patients | 3.76 | 3.52 | Same as national |
| Bloodstream infection (sepsis) after surgeryper 1,000 patients | 4.75 | 5.27 | Same as national |
| Surgical wound splitting openper 1,000 patients | 1.74 | 1.77 | Same as national |
| Accidental cuts or tears during abdominal surgeryper 1,000 patients | 1.02 | 1.06 | Same as national |
"Better" or "worse" means CMS found the difference from the national benchmark statistically significant; most hospitals are "no different". Infection results compare the infections a hospital reported with the number predicted for a hospital of its size and type (a ratio below 1 means fewer than predicted), for Oct 2024 – Sep 2025. Death and complication rates are risk-adjusted for how sick patients were. Each death rate counts deaths within 30 days of a hospital stay, pooled over one to three years of Medicare patients depending on the measure. About the data.
What insurance does SSM Health St Mary's Hospital - Janesville accept?
Original Medicare: Medicare-certified, so it can bill Original Medicare (Medicare number 520208). Medicare Advantage plans have their own networks, which this section does not cover.
2027 Marketplace plans in Wisconsin that list this hospital
| Insurer | Plans in network | Network tier |
|---|---|---|
| Anthem Blue Cross Blue Shield | 8 of 48 plans | Participating |
2027 plan year, individual Marketplace (ACA) plans only.Health insurance in Wisconsin
Plans that include this hospital: Anthem Bronze Preferred HSA, Anthem Bronze Preferred HSA Standard, Anthem Gold Preferred Standard, Anthem Heart Healthy Bronze Preferred 0 Med Ded HSA, Anthem Silver Preferred, Anthem Silver Preferred Standard Compare plans
Adults in Wisconsin qualify for Medicaid up to 95% of the poverty line. Ask the hospital which Wisconsin Medicaid plans it takes.
What insurance does SSM Health St Mary's Hospital - Janesville accept?
In the 2027 HealthCare.gov Marketplace plan data (insurer network files loaded November 4, 2026), SSM Health St Mary's Hospital - Janesville is in network for 1 Marketplace insurer in Wisconsin: Anthem Blue Cross Blue Shield (8 of 48 plans). This covers Marketplace (ACA) plans only, not Medicare Advantage, Medicaid or employer plans. Networks differ from plan to plan and can change, so confirm with the insurer before you get care.
Does SSM Health St Mary's Hospital - Janesville take Medicare?
SSM Health St Mary's Hospital - Janesville is a Medicare-certified hospital (CMS Certification Number 520208), according to CMS hospital data. Medicare Advantage plans have their own networks, which this page does not cover; check with your plan before you get care.
Does SSM Health St Mary's Hospital - Janesville accept Anthem Blue Cross Blue Shield?
SSM Health St Mary's Hospital - Janesville is in network for 8 of 48 plans that Anthem Blue Cross Blue Shield sells on the Wisconsin Marketplace in 2027, according to Anthem Blue Cross Blue Shield's network file loaded November 4, 2026. Not every Anthem Blue Cross Blue Shield plan includes it. Networks differ from plan to plan and can change, so confirm with the insurer before you get care.
Source: the insurers' 2027 machine-readable provider files listed in the CMS Marketplace public use files, loaded November 4, 2026, matched to hospitals by NPI from CMS Hospital Enrollments. How we match networks to hospitals Networks change; confirm with your insurer before you go.
Readmissions and return visits
Centers for Medicare & Medicaid Services · Medicare patients · Jul 2023 – Jun 2025
On the 2 readmission and return-visit measures CMS could compare, SSM Health St Mary's Hospital - Janesville was no different from the national rate or its expected level.
Back in the hospital within 30 days
| After a stay for | This hospital | U.S. | CMS comparison |
|---|---|---|---|
| Heart failure | 21.1% | 21.3% | Not compared |
| Pneumonia | 17.4% | 17.3% | Not compared |
| COPD (chronic lung disease) | 20% | 20% | Not compared |
Return trips after a stay or procedure
Medicare's readmission program
Excess readmission ratio: this hospital's predicted readmissions divided by the number expected for a typical hospital with the same patients. Above 1.00 means more readmissions than expected. 1 of 3 conditions is above 1.00.
| Condition | Ratio | Patients | Readmissions |
|---|---|---|---|
| Heart failure | 1.010 | 106 | More than expected |
| Pneumonia | 0.996 | 113 | Fewer than expected |
| COPD | 0.968 | – | Fewer than expected |
Readmission rates count Medicare patients who were admitted to any acute-care hospital within 30 days of leaving this one, adjusted for how sick they were. "Better" or "worse" means CMS found the difference from the national rate statistically significant; most hospitals are "no different". Return-day and outpatient-surgery measures compare the hospital with what CMS expected for its own patients. The Readmissions Reduction Program ratios are shown as CMS publishes them; whether a hospital's payments are reduced depends on how its ratios compare with similar hospitals, so a ratio above 1.00 alone doesn't mean a penalty. About the data.
Timely and effective care
Centers for Medicare & Medicaid Services · all patients unless noted · Oct 2024 – Sep 2025
SSM Health St Mary's Hospital - Janesville's emergency department is classed by CMS as medium volume.
| Measure | This hospital | U.S.* |
|---|---|---|
| Sepsis: got all recommended early treatmentPatients with severe sepsis or septic shock who received every step of the recommended early care bundle. Higher is better. 93 patients. | 52% | 65% |
| Septic shock: full treatment within 3 hoursHigher is better. 24 patients. | 33% | 73% |
| Typical time in the ER before going homeMedian minutes from arrival to leaving, for ER patients sent home (not counting mental health patients or transfers). Lower is better. 372 patients. | 138 min | 162 min |
| Typical ER time for mental health patients sent homeMedian minutes from arrival to leaving. Lower is better. 13 patients. | 254 min | 257 min |
| Typical ER time for patients transferred to another facilityMedian minutes from arrival to leaving. Lower is better. 19 patients. | 345 min | 287 min |
| Patients who left the ER before being seenLower is better. 20,818 patients. | 0% | 2% |
| Health care workers vaccinated against fluHigher is better. 482 patients. | 78% | 78% |
| Discharged on two opioids, or an opioid and a benzodiazepinePatients sent home with prescriptions that raise the risk of overdose when combined. Lower is better. 497 patients. | 12% | 15% |
| Colonoscopy: right follow-up interval for average-risk patientsHigher is better. 84 patients. | 99% | 93% |
| Stroke: discharged on clot-prevention medicineHigher is better. 38 patients. | 97% | 98%* |
| Stroke: clot prevention started by day 2Higher is better. 32 patients. | 97% | 94%* |
CMS publishes these process-of-care measures without a better/worse verdict, so the U.S. figure is shown for context; small differences, or results based on few patients, may not mean much. *Median of all hospitals CMS reports, where CMS publishes no national figure. About the data.
Maternity care
Centers for Medicare & Medicaid Services · reported by the hospital · Jan 2024 – Dec 2024
Maternity measures are reported by hospitals that deliver babies. The U.S. figure is the median of the hospitals CMS reports, not a CMS verdict. About the data.
Medicare spending and payment programs
Centers for Medicare & Medicaid Services
Value-based purchasing scores by area
| Area | Score (out of 100) |
|---|---|
| Clinical outcomesDeath rates and complications | 0 |
| Patient experiencePatient survey results | 48 |
| SafetyHospital-acquired infections | 60 |
| Efficiency and costMedicare spending per patient | 50 |
The Hospital-Acquired Condition Reduction Program cuts Medicare payments by 1% for the quarter of hospitals with the worst scores. The Hospital Value-Based Purchasing Program withholds a small share of every hospital's Medicare payments and pays it back according to the total performance score. A spending ratio of 1.00 equals the national median; spending reflects prices, the services patients received and care after discharge, not quality. Some hospitals, such as critical access, children's and cancer hospitals, are not part of these programs. About the data.
Care after a stay at SSM Health St Mary's Hospital - Janesville
Medicare-certified providers near this hospital, with their CMS ratings. A hospital discharge planner can make the referral.
Skilled nursing facilities nearby
- 0.6mi Oak Park Place of Janesville Janesville, WI · 35 beds Medicare overall 2 of 5 stars · Short-stay quality 4 of 5
- 2.2mi St Elizabeth Nursing Home Janesville, WI · 43 beds Medicare overall 2 of 5 stars · Short-stay quality 1 of 5
- 2.9mi Rock Haven Janesville, WI · 128 beds Medicare overall 4 of 5 stars · Short-stay quality 4 of 5
Skilled nursing ratings and inspections at Nursing Homes In Each State
Dialysis centers nearby See more
- 5.8mi DaVita Janesville DialysisJanesville, WI
- 5.8mi Fresenius Kidney Care JanesvilleJanesville, WI
- 7.9mi Mercyhealth Kidney Care and Dialysis CenterJanesville, WI
Home health agencies nearby See more
- 7.9mi Mercyhealth at HomeJanesville, WI · 86% would recommend
- 23mi Transitions Home HealthElkhorn, WI · 83% would recommend
- 23mi OSF Healthcare Home CareLoves Park, IL · 86% would recommend
Hospice care providers nearby See more
- 7.9mi Mercyhealth at HomeJanesville, WI · 82% would recommend
- 11mi Beloit Regional HospiceBeloit, WI · 93% would recommend
- 23mi OSF HospiceLoves Park, IL · 87% would recommend
Source: CMS Care Compare. Distances are approximate.
Doctors at SSM Health St Mary's Hospital - Janesville
171 Medicare-enrolled doctors and other clinicians list this hospital as an affiliation, across 29 specialties.
Find doctors in Janesville
Medicare-enrolled specialists with a practice in Janesville, with addresses, phone numbers and the hospitals they work with.
What Medicare paid at SSM Health St Mary's Hospital - Janesville
Centers for Medicare & Medicaid Services · original Medicare patients · 2024
Average hospital charges and actual payments for the procedures Medicare patients most often had here, compared with the average for Wisconsin.
Hospital stays
| Stay | Stays | Avg billed | Avg payment (Medicare + patient) | vs state |
|---|---|---|---|---|
| Septicemia or severe sepsis without ventilator >96 hours with major complicationsDRG 871 | 100 | $50,090 | $13,584 | −19% |
| Heart failure and shock with major complicationsDRG 291 | 78 | $40,942 | $8,879 | −18% |
| Respiratory infections and inflammations with major complicationsDRG 177 | 29 | $52,526 | $11,545 | −20% |
| Septicemia or severe sepsis without ventilator >96 hours without major complicationsDRG 872 | 25 | $45,066 | $8,109 | −9% |
| Pathological fractures and musculoskeletal and connective tissue malignancy with complicationsDRG 543 | 20 | $37,673 | $7,652 | −27% |
| Simple pneumonia and pleurisy with major complicationsDRG 193 | 18 | $42,374 | $9,269 | −18% |
| Simple pneumonia and pleurisy with complicationsDRG 194 | 18 | $31,008 | $6,594 | −9% |
| Cellulitis without major complicationsDRG 603 | 18 | $30,196 | $6,486 | −16% |
Outpatient services
| Service | Services | Avg billed | Avg allowed |
|---|---|---|---|
| Level 1 Intraocular ProceduresAPC 5491 | 283 | $9,877 | $2,192 |
| Comprehensive Observation ServicesAPC 8011 | 163 | $21,011 | $2,549 |
| Level 5 Musculoskeletal ProceduresAPC 5115 | 65 | $41,459 | $12,360 |
| Level 2 Upper GI ProceduresAPC 5302 | 65 | $6,584 | $1,789 |
| Level 4 Urology and Related ServicesAPC 5374 | 56 | $17,018 | $3,232 |
Charges are the hospital's list prices; payments are what Medicare, the patient and any other insurer actually paid (for outpatient services, Medicare's allowed amount). Private insurance prices differ. "vs state" compares this hospital's average payment with the state average for the same stay. All procedure costs.
Size and finances
Medicare cost report · fiscal year ending Dec 2024
As reported by the hospital to CMS; not audited. Operating margin is income from patient care divided by net patient revenue and leaves out investment income and donations. Compare Wisconsin hospital finances.
Who owns SSM Health St Mary's Hospital - Janesville
Medicare enrollment and ownership records (PECOS)
Medicare lists the hospital's legal name as SSM Health Care of Wisconsin Inc, a non-profit organization, incorporated 2012.
366 doctors and other clinicians list SSM Health St Mary's Hospital - Janesville as a hospital affiliation in Medicare's clinician directory.
Organizations with 5% or more ownership (directly or through other companies), partnership interests or operational control, as the hospital reported them to Medicare. Records can lag behind recent sales. Individuals are not listed. Who owns America's hospitals.
The area around SSM Health St Mary's Hospital - Janesville
HRSA shortage designations and BLS pay data
Primary care: Parts of Rock are federally designated health professional shortage areas (1 designation). Highest shortage score 14.
Mental health: Parts of Rock are federally designated health professional shortage areas (1 designation). Highest shortage score 11.
Dental: Parts of Rock are federally designated health professional shortage areas (1 designation). Highest shortage score 15.
Nurse pay: registered nurses in Wisconsin earn a median $95,530 a year. Healthcare salaries in Wisconsin.
Shortage areas are designated by the Health Resources and Services Administration where there are too few primary care, mental health or dental providers for the population; scores run from 0 to 25 for primary and mental health care and 0 to 26 for dental care, higher meaning greater need. Wisconsin shortage areas
Closest other hospitals
Healthcare pay in Wisconsin
Registered nurses across Wisconsin (all employers) earned a median of $95,530 a year (BLS, May 2025).Registered Nurse (RN) salary in WisconsinNurse Practitioner salary in WisconsinRespiratory Therapist salary in WisconsinHealthcare salaries in Wisconsin
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Cite this data
Writing about SSM Health St Mary's Hospital - Janesville? You're welcome to quote these figures. They are free to use under CC BY 4.0: please credit HospitalsInEachState.com and link to this page.