WILLIAM W BACKUS HOSPITAL
NPI 1730243536
Psychiatric Unit in Norwich, CT
About William W Backus Hospital NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM W BACKUS HOSPITAL (NPI 1730243536) is a healthcare organization registered as a psychiatric unit in Norwich, Connecticut and active in the NPI registry since December 2006. The organization holds an CLIA Accreditation certificate valid through February 27, 2027 and lists Anthony Mastroianni, Regional Vp Of Finance, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
William W Backus Hospital is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
428Medicare enrollment records show 428 clinicians reassign Medicare billing to William W Backus Hospital, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 118 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 37
Nearest to this location (20)
See all 428Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
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 Accreditation 07D0095725
William W Backus Hospital Lab · Norwich, CTHospital Quality Ratings CMS Care Compare
Quality and patient-experience ratings for William W Backus Hospital (CMS certification number 070024), from CMS Care Compare.
William W Backus Hospital
Acute Care Hospitals · Norwich, CTPatient Experience
HCAHPS patient survey · Jan 2023 – Dec 2023Complications & Deaths 18
Infections 5
Unplanned Hospital Visits 13
Timely & Effective Care 17
Maternal Health 2
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is William W Backus Hospital's NPI number?
The NPI number for William W Backus Hospital is 1730243536. It was assigned to this organization in the NPPES registry on December 19, 2006.
Where is William W Backus Hospital located?
William W Backus Hospital is located at 326 Washington St, Norwich, CT 06360. The listed phone number is (860) 889-8331.
What is William W Backus Hospital's specialty?
The primary specialty registered for this NPI is Psychiatric Unit with taxonomy code 273R00000X.
Is William W Backus Hospital enrolled in Medicare?
Yes. William W Backus Hospital is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through William W Backus Hospital?
According to the CMS Revalidation Reassignment List (October 2026 release), 428 clinicians in 37 Medicare specialties reassign their Medicare billing to William W Backus Hospital. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Nurse Practitioner (83), Internal Medicine (55) and Psychiatry (55). Of these, 4 practice at this address and 118 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does William W Backus Hospital hold a CLIA laboratory certificate?
Yes. A Certificate of Accreditation (number 07D0095725) is associated with this NPI, valid through February 27, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
Is William W Backus Hospital a Medicare-certified hospital?
Yes. William W Backus Hospital is a Medicare-certified hospital (Acute Care Hospitals). The hospital provides emergency services.
What quality rating does William W Backus Hospital have?
CMS rates William W Backus Hospital 3 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.
What insurance does William W Backus Hospital accept?
Health plans from Anthem Blue Cross and Blue Shield list William W Backus Hospital as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for William W Backus Hospital was last updated on January 10, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.