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Gastroenterology

Peter S. Margolis, MD

Works at hospitals in Warwick, RI · Providence, RI · Rhode Island

Summary

Peter S. Margolis, MD (Gastroenterology) is listed by Medicare at 3 hospitals in Warwick, RI and Providence, RI. NPI 1659457133. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Peter S. Margolis, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

GastroenterologyPrimary specialty
YesAccepts Medicare assignment
37Years since medical school (graduated 1989)
Medical College Of PennsylvaniaMedical school
MaleGender (as listed)
University Gastroenterology, LLCGroup practice

Quick answers

Which hospitals does Peter S. Margolis work at?
Medicare's official clinician data lists Peter S. Margolis at 3 hospitals: Kent County Memorial Hospital, Rhode Island Hospital and The Miriam Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Peter S. Margolis see patients?
Medicare's clinician data lists 1 practice location in Providence, RI. Call before your visit to confirm the address.
What is Peter S. Margolis's specialty?
Medicare lists Gastroenterology as the primary specialty.
Does Peter S. Margolis accept Medicare assignment?
Yes. Medicare's clinician data says Peter S. Margolis accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Peter S. Margolis?
(401) 421-8800, as listed in official Medicare / NPI Registry data.
What is Peter S. Margolis's NPI number?
1659457133. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Peter S. Margolis works

Medicare's Facility Affiliation Data lists Peter S. Margolis at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Peter S. Margolis is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Peter S. Margolis as a member of this group (CMS data updated 2026-10-02).

  • University Gastroenterology, LLC102 clinicians in the group

Specialties

Find other Gastroenterology doctors in Rhode Island →

Other gastroenterologists in Providence

Clinicians with the same Medicare primary specialty in Providence, RI — not a recommendation.

All gastroenterologists in Providence →

Clinician information

CredentialMD
Medical schoolMedical College Of Pennsylvania
Graduation year1989
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1659457133
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians