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Physician Assistant

Thomas R. Heiser, PA

Works at hospitals in Greenville, PA · New Castle, PA · Pennsylvania

Summary

Thomas R. Heiser, PA (Physician Assistant) is listed by Medicare at 2 hospitals in Greenville, PA and New Castle, PA. NPI 1487127528. 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 Thomas R. Heiser, 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

Physician AssistantPrimary specialty
YesAccepts Medicare assignment
8Years since medical school (graduated 2018)
MaleGender (as listed)
UPMC Community Medicine IncGroup practice

Quick answers

Which hospitals does Thomas R. Heiser work at?
Medicare's official clinician data lists Thomas R. Heiser at 2 hospitals: UPMC Horizon and UPMC Jameson. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Thomas R. Heiser see patients?
Medicare's clinician data lists 3 practice locations, including New Castle, PA and Farrell, PA. Call before your visit to confirm the address.
What is Thomas R. Heiser's specialty?
Medicare lists Physician Assistant as the primary specialty.
Does Thomas R. Heiser accept Medicare assignment?
Yes. Medicare's clinician data says Thomas R. Heiser 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 Thomas R. Heiser?
(724) 656-6161, as listed in official Medicare / NPI Registry data.
What is Thomas R. Heiser's NPI number?
1487127528. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Thomas R. Heiser works

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

  • UPMC HorizonGreenville, PA · Acute Care Hospital · CCN 390178
  • UPMC JamesonNew Castle, PA · Acute Care Hospital · CCN 390016

Practice locations

Addresses where Thomas R. Heiser is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • UPMC Community Medicine Inc736 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Pennsylvania →

Other physician assistants in New Castle

Clinicians with the same Medicare primary specialty in New Castle, PA — not a recommendation.

All physician assistants in New Castle →

Clinician information

CredentialPA
Graduation year2018
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1487127528
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