Marten Boyd Duncan, D.O.
NPI 1215037312ActiveIndividual· Internal Medicine, Gastroenterology· Port Matilda, PA
Internal Medicine, Gastroenterology (D.O.) in Port Matilda, Pennsylvania, trained at College of Osteo Med of the Pacific at Pomona (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $185,302 for 442 claims, against $69,934 paid for services in 2024.
Overview
| NPI | 1215037312 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Sep 25, 2006 |
| Last updated in NPPES | Aug 10, 2020 |
| Certified by provider | Aug 10, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | OS015419 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 290 |
|---|---|
| Services billed | 638 across 53 procedure codes |
| Paid by Medicare | $69,934 |
Part D prescriptions in 2024
| Prescriptions (claims) | 442 · 847 30-day fills |
|---|---|
| Patients | 214 |
| Total drug cost | $185,302 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | College of Osteo Med of the Pacific at Pomona |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Gastroenterology |
Medical group
- Geisinger ClinicDanville, PA · 3,467 clinicians
Hospital affiliations
- Geisinger Medical CenterDanville, PA
- Geisinger-Lewistown HospitalLewistown, PA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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