John Mueller, DO
NPI 1679547475ActiveIndividual· Hospitalist· Langhorne, PA
Hospitalist (DO) in Langhorne, Pennsylvania, trained at Philadelphia College of Osteopathic Medicine (class of 1989). 285 Medicare patients in 2024, $72,822 paid; nearly all of their 481 Part D prescriptions were generic (96%). Pfizer Inc. was the largest of 4 companies reporting payments in 2025, $120.04 in all, mostly food and beverage.
Overview
| NPI | 1679547475 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Feb 16, 2006 |
| Last updated in NPPES | Aug 13, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | OS007134L | PA |
| Internal Medicine | 207R00000X | OS007134L | PA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 796 across 7 procedure codes |
| Paid by Medicare | $72,822 |
Part D prescriptions in 2024
| Prescriptions (claims) | 481 · 497 30-day fills |
|---|---|
| Patients | 116 |
| Total drug cost | $13,300 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Internal Medicine |
Medical groups
- Galen Inpatient Physicians PCHanford, CA · 1,077 clinicians
- Trinity Health Mid-Atlantic Medical GroupLanghorne, PA · 334 clinicians
Hospital affiliations
- Hospital of Univ of PennsylvaniaPhiladelphia, PA
- St Mary Medical CenterLanghorne, PA
Industry payments (Open Payments)
- 2025$120.04 · 5 payments from 4 companies
- 2024$17.61 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $57.71 | 2 |
| Viatris Specialty LLC | $27.77 | 1 |
| Philips North America LLC | $19.92 | 1 |
| E.R. Squibb & Sons, L.L.C. | $14.64 | 1 |
What the 2025 payments were for
- Food and Beverage$120.04 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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