Jon Walheim, MD
NPI 1801864004ActiveIndividual· Internal Medicine· Doylestown, PA
Internal Medicine (MD) in Doylestown, Pennsylvania, trained at Jefferson Medical College of Thomas Jefferson University (class of 1970). Their prescriptions cost Medicare Part D more than their services did: $295,161 for 5,094 claims, against $45,016 paid for services in 2024. Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $132.48 in all, mostly food and beverage.
Overview
| NPI | 1801864004 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 14, 2006 |
| Last updated in NPPES | Feb 17, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD016235E | PA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 285 |
|---|---|
| Services billed | 1,309 across 31 procedure codes |
| Paid by Medicare | $45,016 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,094 · 10,022 30-day fills |
|---|---|
| Patients | 488 |
| Total drug cost | $295,161 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Jefferson Medical College of Thomas Jefferson University |
|---|---|
| Graduation year | 1970 |
| Medicare specialty | Internal Medicine |
Medical group
- Via AffiliatesDoylestown, PA · 180 clinicians
Hospital affiliation
- Doylestown HospitalDoylestown, PA
Other facilities
- Bayada Home Health Care, Inc.Home health agency · Jamison, PA
- Penn Medicine Home Health DoylestownHome health agency · Doylestown, PA
Industry payments (Open Payments)
- 2025$132.48 · 6 payments from 5 companies
- 2024$362.65 · 19 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $47.74 | 2 |
| Astellas Pharma US Inc | $28.06 | 1 |
| Abbott Laboratories | $22.63 | 1 |
| Pfizer Inc. | $17.08 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $16.97 | 1 |
What the 2025 payments were for
- Food and Beverage$132.48 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 33 internal medicine physicians in Doylestown · All internal medicine physicians in Pennsylvania