SAINT MARY'S HOSPITAL, INC.
NPI 1760426969
General Acute Care Hospital in Waterbury, CT

Q: What is Saint Mary's Hospital, Inc.'s NPI number?

The NPI number for Saint Mary's Hospital, Inc. is 1760426969. It was assigned to this organization in the NPPES registry on June 16, 2006. The provider was formerly known as St. Mary's Hospital Corporation.

Q: What is Saint Mary's Hospital, Inc.'s specialty?

The primary specialty registered for this NPI is General Acute Care Hospital with taxonomy code 282N00000X.

Q: What quality rating does Saint Mary's Hospital, Inc. have?

CMS rates Saint Mary's Hospital 4 out of 5 stars overall on Care Compare, based on measures of safety, patient experience and outcomes. The full measure detail is in the Hospital Quality Ratings section above.

Active since June 16, 2006CLIA Certified · 2 labs

4/5

Hospital Overall Rating

56 FRANKLIN ST, WATERBURY, CT 06706(203) 709-6000 Get Directions Write a Review

NPPES record last updated: February 17, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 11, 2025, Jan 16, 2019 (2 updates tracked since 2019).

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About Saint Mary's Hospital, Inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SAINT MARY'S HOSPITAL, INC. (NPI 1760426969), doing business as St. Mary's Hospital Corporation, is a healthcare organization registered as a general acute care hospital in Waterbury, Connecticut and active in the NPI registry since June 2006. The organization holds 2 active CLIA laboratory certificates and lists Antonio Perugino, Treasurer 'vp And Cfo', as its authorized official.

NPPES Registry Identity

NPI1760426969

Entity TypeOrganization

Primary Taxonomy282N00000X

Legal Business NameSAINT MARY'S HOSPITAL, INC.

Location Address56 FRANKLIN STWaterbury, CT 06706-1221

Mailing Address56 Franklin StWaterbury, CT 06706-1221 · (203) 709-6000

Phone(203) 709-6000

Organization SubpartYesParent: Trinity Health Of New England Corporation, Inc.

Authorized OfficialAntonio PeruginoTreasurer 'vp And Cfo' · (860) 714-4714

Enumeration DateJune 16, 2006

Last NPPES UpdateFebruary 17, 20262 updates tracked since enumeration

NPPES CertifiedFebruary 17, 2026

✔ NPI 1760426969 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral Acute Care HospitalHospitals

Taxonomy Code282N00000X

License✔ Licensed in CT · 0055

Definition

An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.

56 FRANKLIN ST, Waterbury, CT 06706

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Other Names 1

Former Legal Business NameSt. Mary's Hospital Corporation

Other Identifiers 5

Medicaid004025060CT

Medicaid004041760CT

Other019CT · Anthem Blue Cross Bs

OtherIR0800CT · Healthnet Prov No.

OtherH01112CT · Oxford Prov No.

CLIA Laboratory Certificates CMS CLIA 2

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 07D0899809

Saint Mary's Hospital Oncology Center · Waterbury, CT

Active · expires Oct 24, 2027

CLIA Number07D0899809

Laboratory TypeIndependent

Certificate Effective DateOctober 25, 2025

Certificate Expiration DateOctober 24, 2027

Laboratory DirectorJessica Dodge

Laboratory Phone(203) 709-6560

Laboratory LocationSaint Mary's Hospital Oncology Center1075 Chase Pkwy, Ste A, Waterbury, CT 06708

CLIA data matches this NPI record on: Name

This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Certificate of Waiver 07D0712320

Saint Mary's Hospital Naugatuck Valley Surgicalcenter · Waterbury, CT

Active · expires Aug 31, 2026

CLIA Number07D0712320

Laboratory TypeAmbulatory Surgery Center

Certificate Effective DateSeptember 1, 2024

Certificate Expiration DateAugust 31, 2026

Laboratory DirectorMatthew J. Curran

Laboratory Phone(203) 755-6663

Laboratory LocationSaint Mary's Hospital Naugatuck Valley Surgicalcenter160 Robbins St, Waterbury, CT 06708

CLIA data matches this NPI record on: Name

This certificate is issued to a laboratory to perform only waived tests.

Hospital Quality Ratings CMS Care Compare

Quality and patient-experience ratings for Saint Mary's Hospital (CMS certification number 070016), from CMS Care Compare.

Saint Mary's Hospital

Acute Care Hospitals · Waterbury, CT

4/5 CMS Overall Rating

OwnershipVoluntary non-profit - Church

CMS Certification Number070016

Location56 Franklin StreetWaterbury, CT 06706 · New Haven County · (203) 709-6020

Emergency services Birthing friendly Meaningful use of EHRs

Patient Experience

HCAHPS patient survey · Jan 2023 – Dec 2023

2/5 summary rating

Nurse communication

3/5

Doctor communication

3/5

Staff responsiveness

2/5

Communication about medicines

2/5

Discharge information

4/5

Care transition

2/5

Cleanliness

2/5

Quietness

1/5

Overall hospital rating

2/5

Recommend hospital

2/5

Star ratings summarize responses from patients surveyed after discharge, collected through the CMS HCAHPS program.

Complications & Deaths 19

Rate of complications for hip/knee replacement patients

Cases too small to report

Death rate for heart attack patients

13.5% No different than national

Death rate for CABG surgery patients

Cases too small to report

Death rate for COPD patients

10.1% No different than national

Death rate for heart failure patients

13.4% No different than national

Death rate for pneumonia patients

19% No different than national

Infections 5

Central Line Associated Bloodstream Infection (ICU + select Wards)

2 observed cases · 3.291 predicted · 3,567 patient days

0.608 No different than national

Catheter Associated Urinary Tract Infections (ICU + select Wards)

1 observed case · 4.517 predicted · 4,390 patient days

0.221 No different than national

SSI - Colon Surgery

2 observed cases · 2.808 predicted · 103 patient days

0.712 No different than national

MRSA Bacteremia

1 observed case · 1.513 predicted · 32,854 patient days

0.661 No different than national

Clostridium Difficile (C.Diff)

4 observed cases · 12.664 predicted · 31,449 patient days

0.316 Better than the national benchmark

Unplanned Hospital Visits 14

Hospital return days for heart attack patients

76 fewer days than average per 100 discharges

Hospital return days for heart failure patients

316 fewer days than average per 100 discharges

Hospital return days for pneumonia patients

266 days per 100 discharges

Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)

1066 No different than national

Rate of inpatient admissions for patients receiving outpatient chemotherapy

92 No different than national

Rate of emergency department (ED) visits for patients receiving outpatient chemotherapy

92 No different than national

Timely & Effective Care 17

Emergency department volume

High

Percentage of healthcare personnel who are up to date with COVID-19 vaccinations

Healthcare workers given influenza vaccination

52%

Average (median) time patients spent in the emergency department before leaving from the visit A lower number of minutes is better

229 minutes

Average (median) time patients spent in the emergency department before leaving from the visit- Psychiatric/Mental Health Patients. A lower number of minutes is better

440 minutes

Left before being seen

Maternal Health 2

Elective Delivery

35%

Maternal Morbidity Structural Measure

Yes

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CHARIS WIPFLER

Nurse Practitioner (Critical Care Medicine)