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Reviewed by Jennifer Montecillo, MD, medical reviewer. Non-practicing medical reviewer.

© 2026 Fonteum, Inc. All rights reserved.

The U.S. healthcare graph AI can cite — every fact carries its source.

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Fonteum Care Compare · Acute Care Hospitals · CCN 400016

Auxilio Mutuo Hospital

Acute Care Hospitals · San Juan, PR

Entity nameAuxilio Mutuo Hospital
CMS Complications and Deaths 2026-04-28 · 2026-05-07
CCN400016
CMS Complications and Deaths 2026-04-28 · 2026-05-07
TypeAcute Care Hospitals
CMS Complications and Deaths 2026-04-28 · 2026-05-07
LocationSan Juan, PR
CMS Complications and Deaths 2026-04-28 · 2026-05-07
CMS star rating3 / 5
CMS Complications and Deaths 2026-04-28 · 2026-05-07
OwnershipVoluntary non-profit - Private
CMS Hospital General Info · 2026-05-07
Emergency servicesYes
CMS Hospital General Info · 2026-05-07
CCN 400016Acute Care HospitalsUpdated 2026-05-07CMS overall star rating: 3 / 5 · 2026-05-07
CMS-attested · 400016See the proof → Differ

Auxilio Mutuo Hospital is a Medicare-certified hospital (Acute Care Hospitals) in San Juan, PR, identified by CMS Certification Number 400016. CMS assigns it an overall rating of 3 out of 5. Fonteum publishes 62 provenance-tracked CMS quality measures for this hospital, each signed to its primary federal dataset as of Q2 2026.

Fonteum is a US healthcare provenance registry that publishes signed, chain-of-custody-attested research and data pages on Medicare, Medicaid, and federal regulator datasets, drawing from 23 federal source families across CMS, OIG, HRSA, AHRQ, and HHS.

Data last updated: 2026-05-07 · Source: Multiple CMS Care Compare datasets · View on Medicare.gov

Reviewed by Jennifer Montecillo, MD, medical reviewer. Non-practicing medical reviewer. Last reviewed: June 2026 · Next review: December 2026. This page is data-led and informational; it reports CMS measures and their provenance, not clinical guidance.

What are the mortality rates at Auxilio Mutuo Hospital?

CMS publishes 6 mortality measures for Auxilio Mutuo Hospital, each chained to its source row and reporting period Q2 2026.

Mortality — Auxilio Mutuo Hospital · CCN 400016 · 2026-05-07
MeasureValueCompared to nationalSource
Death rate for COPD patients8.3%→ No Different Than the National RateCMS Complications and Deaths 2026-04-28 · 2026-05-07
Death rate for heart attack patients13.1%→ No Different Than the National RateCMS Complications and Deaths 2026-04-28 · 2026-05-07
Death rate for heart failure patients10.6%→ No Different Than the National RateCMS Complications and Deaths 2026-04-28 · 2026-05-07
Death rate for pneumonia patients19.5%→ No Different Than the National RateCMS Complications and Deaths 2026-04-28 · 2026-05-07
Death rate for stroke patients15%→ No Different Than the National RateCMS Complications and Deaths 2026-04-28 · 2026-05-07
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality Rate5%→ No Different Than the National RateCMS Complications and Deaths 2026-04-28 · 2026-05-07

How often are patients readmitted to Auxilio Mutuo Hospital?

CMS publishes 8 readmissions measures for Auxilio Mutuo Hospital, each chained to its source row and reporting period Q2 2026.

Readmissions — Auxilio Mutuo Hospital · CCN 400016 · 2026-05-07
MeasureValueCompared to nationalSource
Acute Myocardial Infarction (AMI) 30-Day Readmission Rate14.3%→ No Different Than the National RateCMS Unplanned Hospital Visits 2026-04-28 · 2026-05-07
Heart failure (HF) 30-Day Readmission Rate19.4%→ No Different Than the National RateCMS Unplanned Hospital Visits 2026-04-28 · 2026-05-07
Hospital return days for heart failure patients21.3→ More Days Than Average per 100 DischargesCMS Unplanned Hospital Visits 2026-04-28 · 2026-05-07
Hospital return days for pneumonia patients-1.3→ Average Days per 100 DischargesCMS Unplanned Hospital Visits 2026-04-28 · 2026-05-07
Hybrid Hospital-Wide All-Cause Readmission Measure (HWR)16%→ No Different Than the National RateCMS Unplanned Hospital Visits 2026-04-28 · 2026-05-07
Pneumonia (PN) 30-Day Readmission Rate15.3%→ No Different Than the National RateCMS Unplanned Hospital Visits 2026-04-28 · 2026-05-07
Rate of readmission after hip/knee replacement3.5%→ No Different Than the National RateCMS Unplanned Hospital Visits 2026-04-28 · 2026-05-07
Rate of readmission for chronic obstructive pulmonary disease (COPD) patients17.7%→ No Different Than the National RateCMS Unplanned Hospital Visits 2026-04-28 · 2026-05-07

What are the complication and safety rates at Auxilio Mutuo Hospital?

CMS publishes 1 complications and patient safety measures for Auxilio Mutuo Hospital, each chained to its source row and reporting period Q2 2026.

Complications and patient safety — Auxilio Mutuo Hospital · CCN 400016 · 2026-05-07
MeasureValueCompared to nationalSource
Rate of complications for hip/knee replacement patients2.1%→ No Different Than the National RateCMS Complications and Deaths 2026-04-28 · 2026-05-07

What are the infection rates at Auxilio Mutuo Hospital?

CMS publishes 24 healthcare-associated infections measures for Auxilio Mutuo Hospital, each chained to its source row and reporting period Q2 2026.

Healthcare-associated infections — Auxilio Mutuo Hospital · CCN 400016 · 2026-05-07
MeasureValueCompared to nationalSource
Catheter Associated Urinary Tract Infections (ICU + select Wards)0.633→ No Different than National BenchmarkCMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Catheter Associated Urinary Tract Infections (ICU + select Wards): Lower Confidence Limit0.343—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Catheter Associated Urinary Tract Infections (ICU + select Wards): Number of Urinary Catheter Days18,102—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Catheter Associated Urinary Tract Infections (ICU + select Wards): Observed Cases12—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Catheter Associated Urinary Tract Infections (ICU + select Wards): Predicted Cases18.968—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Catheter Associated Urinary Tract Infections (ICU + select Wards): Upper Confidence Limit1.076—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Central Line Associated Bloodstream Infection (ICU + select Wards)0.631→ No Different than National BenchmarkCMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Central Line Associated Bloodstream Infection (ICU + select Wards): Lower Confidence Limit0.321—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Central Line Associated Bloodstream Infection (ICU + select Wards): Observed Cases10—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Central Line Associated Bloodstream Infection (ICU + select Wards): Predicted Cases15.84—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Central Line Associated Bloodstream Infection (ICU + select Wards): Upper Confidence Limit1.125—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Central Line Associated Bloodstream Infection: Number of Device Days16,818—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Clostridium Difficile (C.Diff)0.486↑ Better than the National BenchmarkCMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Clostridium Difficile (C.Diff): Lower Confidence Limit0.297—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Clostridium Difficile (C.Diff): Observed Cases18—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Clostridium Difficile (C.Diff): Patient Days102,845—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Clostridium Difficile (C.Diff): Predicted Cases37.059—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
Clostridium Difficile (C.Diff): Upper Confidence Limit0.753—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
MRSA Bacteremia0.821→ No Different than National BenchmarkCMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
MRSA Bacteremia: Lower Confidence Limit0.301—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
MRSA Bacteremia: Observed Cases5—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
MRSA Bacteremia: Patient Days105,323—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
MRSA Bacteremia: Predicted Cases6.093—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07
MRSA Bacteremia: Upper Confidence Limit1.819—CMS Healthcare Associated Infections 2026-04-28 · 2026-05-07

How does Fonteum cover hospital quality data?

Fonteum indexes quality data from 23 federal source families, including all six CMS Care Compare facility programs. Each CCN is keyed to its primary CMS dataset — every field traced to a source row and reporting period.

Facility typeCCNsSource
Hospitals6,019CMS Care Compare
Home Health12,392CMS hah8-mnua
Hospice6,943CMS yc9t-dgbk
Dialysis7,557CMS 23ew-n7w9
ASC5,611CMS 4jcv-atw7
IRF / LTACH1,538CMS CC (data-only)
40,060 total CCN-keyed facilities (6 program types) · CMS Care CompareCMS Care Compare →

CMS Care Compare · 6 facility types · data.cms.gov · US Government Work

How does Fonteum connect this hospital to its sources?

Auxilio Mutuo Hospital (CCN 400016) is identified across 4 CMS Care Compare datasets published on data.cms.gov. Every field on this page is chained to its source dataset and row.

400016CMS Complicadata.cms.gov

Trace this CCN across 23 federal datasets →

How is this hospital’s data sourced and attested?

Each field on this page is sourced from 4 CMS Care Compare datasets published on data.cms.gov — US Government Works. Fonteum re-publishes each value with a provenance record identifying the federal source, release date, and redistribution basis.

  1. Source acquisition — download the CMS Care Compare files (4 datasets) from data.cms.gov.
  2. Entity resolution — key every row to the hospital’s CMS Certification Number (CCN 400016).
  3. Field projection — extract the fields shown on this page.
  4. Quality checks — drop rows CMS suppresses or marks not available.
  5. Chain attestation — sign each field into the Fonteum provenance graph.
Source: CMS Complications and Deaths 2026-04-28·Snapshot: 2026-05-07·Method: hospital-detail/v1·ID: CCN 400016

Read the full Fonteum provenance methodology or browse the 23 federal source families behind every page.

Which CMS datasets back this page?

  • CMS Complications and Deaths 2026-04-28 · archived copy
    Centers for Medicare & Medicaid Services · US Government Work
  • Medicare.gov Care Compare — Auxilio Mutuo Hospital
    Centers for Medicare & Medicaid Services · US Government Work
  • CMS Healthcare Associated Infections 2026-04-28
    Centers for Medicare & Medicaid Services · US Government Work
  • CMS Hospital General Information 2026-04-28
    Centers for Medicare & Medicaid Services · US Government Work
  • CMS Unplanned Hospital Visits 2026-04-28
    Centers for Medicare & Medicaid Services · US Government Work

Frequently asked questions

What is the CMS overall star rating for Auxilio Mutuo Hospital?
Auxilio Mutuo Hospital holds a CMS overall star rating of 3 out of 5 as of Q2 2026. CMS calculates this rating quarterly from quality measures spanning mortality, safety of care, readmission, patient experience, and timely and effective care, all drawn from the CMS Care Compare program.
Who owns Auxilio Mutuo Hospital?
Auxilio Mutuo Hospital is classified by CMS as "Voluntary non-profit - Private". Ownership type is reported by the hospital to CMS and published in the Hospital General Information dataset; it describes the controlling entity, not the quality of care, which Fonteum reports separately and traces to each source row.
How many CMS quality measures does Fonteum track for Auxilio Mutuo Hospital?
Fonteum publishes 62 CMS quality measures for Auxilio Mutuo Hospital across 4 groups — mortality, readmissions, complications and patient safety, healthcare-associated infections. Every measure is a separate provenance claim signed to the CMS dataset, reporting period, and source row it was asserted from, and is hover-traceable on this page.
Where does Auxilio Mutuo Hospital's quality data come from?
Auxilio Mutuo Hospital's data is drawn directly from 4 primary CMS Care Compare datasets published on data.cms.gov, including patient survey, mortality, readmission, complication, infection, and timely-care files. Fonteum re-publishes each value with a chained 14-field provenance record rather than an aggregated score.
What does CMS Certification Number 400016 identify?
The CMS Certification Number (CCN) 400016 is the federal identifier Medicare assigns to Auxilio Mutuo Hospital. It is unique, dated, and federally issued, and it links this hospital across every CMS dataset — cost reports, Care Compare quality files, and the Provider of Services file — which is how Fonteum joins Auxilio Mutuo Hospital's records.
Does Auxilio Mutuo Hospital provide emergency services?
Yes. CMS records that Auxilio Mutuo Hospital provides emergency services, per the Hospital General Information dataset as of Q2 2026. Emergency-service status indicates the hospital operates an emergency department; it is reported by the hospital to CMS and chained to its source row on this page.

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Auxilio Mutuo Hospital is a Medicare-certified hospital identified by CMS Certification Number 400016. Data sourced from the CMS Complications and Deaths 2026-04-28 (data.cms.gov), a US Government Work. Methodology · Report an error · Medicare.gov

Compliance posture

Methodology · Corrections log · Editorial policy