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Internal Medicine

Jon Walheim, MD

Works at hospitals in Doylestown, PA · Pennsylvania

Summary

Jon Walheim, MD (Internal Medicine) is listed by Medicare at 1 hospital in Doylestown, PA. NPI 1801864004. 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 Jon Walheim, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
56Years since medical school (graduated 1970)
Jefferson Medical College Of Thomas Jefferson UniversityMedical school
MaleGender (as listed)
Via AffiliatesGroup practice

Quick answers

Which hospitals does Jon Walheim work at?
Medicare's official clinician data lists Jon Walheim at 1 hospital: Doylestown Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jon Walheim see patients?
Medicare's clinician data lists 1 practice location in Doylestown, PA. Call before your visit to confirm the address.
What is Jon Walheim's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Jon Walheim accept Medicare assignment?
Yes. Medicare's clinician data says Jon Walheim 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 Jon Walheim?
(215) 348-1990, as listed in official Medicare / NPI Registry data.
What is Jon Walheim's NPI number?
1801864004. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jon Walheim works

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

Group practices

Medicare enrollment lists Jon Walheim as a member of this group (CMS data updated 2026-10-02).

  • Via Affiliates180 clinicians in the group

Specialties

Find other Internal Medicine doctors in Pennsylvania →

Other internal medicine doctors in Doylestown

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

All internal medicine doctors in Doylestown →

Clinician information

CredentialMD
Medical schoolJefferson Medical College Of Thomas Jefferson University
Graduation year1970
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1801864004
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