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Pathology

Robert R. Klein Iii, MD

Works at hospitals in Tucson, AZ · Arizona

Summary

Robert R. Klein Iii, MD (Pathology) is listed by Medicare at 2 hospitals in Tucson, AZ. NPI 1821197112. 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 Robert R. Klein Iii, 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

PathologyPrimary specialty
YesAccepts Medicare assignment
29Years since medical school (graduated 1997)
University Of Utah School Of MedicineMedical school
MaleGender (as listed)
Banner-University Medical GroupGroup practice

Quick answers

Which hospitals does Robert R. Klein Iii work at?
Medicare's official clinician data lists Robert R. Klein Iii at 2 hospitals: Banner - University Medical Center Tucson Campus and Banner-University Medical Center South Campus. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Robert R. Klein Iii see patients?
Medicare's clinician data lists 3 practice locations, including Tucson, AZ. Call before your visit to confirm the address.
What is Robert R. Klein Iii's specialty?
Medicare lists Pathology as the primary specialty.
Does Robert R. Klein Iii accept Medicare assignment?
Yes. Medicare's clinician data says Robert R. Klein Iii 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 Robert R. Klein Iii?
(520) 694-0111, as listed in official Medicare / NPI Registry data.
What is Robert R. Klein Iii's NPI number?
1821197112. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Robert R. Klein Iii works

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

Group practices

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

  • Banner-University Medical Group1,072 clinicians in the group

Specialties

Find other Pathology doctors in Arizona →

Other pathologists in Tucson

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

All pathologists in Tucson →

Clinician information

CredentialMD
Medical schoolUniversity Of Utah School Of Medicine
Graduation year1997
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1821197112
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