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Gastroenterology

Gary R. Monash, MD

Works at hospitals in Tucson, AZ · Arizona

Summary

Gary R. Monash, MD (Gastroenterology) is listed by Medicare at 2 hospitals in Tucson, AZ. NPI 1891771846. 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 Gary R. Monash, 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
49Years since medical school (graduated 1977)
Michigan State University College Of Human MedicineMedical school
MaleGender (as listed)
Arizona Digestive Health PCGroup practice

Quick answers

Which hospitals does Gary R. Monash work at?
Medicare's official clinician data lists Gary R. Monash at 2 hospitals: Northwest Medical Center and Tucson Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Gary R. Monash see patients?
Medicare's clinician data lists 1 practice location in Tucson, AZ. Call before your visit to confirm the address.
What is Gary R. Monash's specialty?
Medicare lists Gastroenterology as the primary specialty.
Does Gary R. Monash accept Medicare assignment?
Yes. Medicare's clinician data says Gary R. Monash 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 Gary R. Monash?
(520) 675-3076, as listed in official Medicare / NPI Registry data.
What is Gary R. Monash's NPI number?
1891771846. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Gary R. Monash works

Medicare's Facility Affiliation Data lists Gary R. Monash 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 Gary R. Monash is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Gary R. Monash as a member of this group (CMS data updated 2026-10-02).

  • Arizona Digestive Health PC136 clinicians in the group

Specialties

Find other Gastroenterology doctors in Arizona →

Other gastroenterologists in Tucson

Clinicians with the same Medicare primary specialty in Tucson, AZ — not a recommendation.

All gastroenterologists in Tucson →

Clinician information

CredentialMD
Medical schoolMichigan State University College Of Human Medicine
Graduation year1977
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1891771846
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