Marc A. Subik, M.D.
NPI 1922044221ActiveIndividual· Internal Medicine, Gastroenterology· Charleston, WV
Internal Medicine, Gastroenterology (M.D.) with University Physicians and Surgeons, Inc and 1 other group, practicing in Charleston, West Virginia. Their prescriptions cost Medicare Part D more than their services did: $109,396 for 194 claims, against $20,949 paid for services in 2024. Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $153.36 in all, mostly food and beverage. Lists Cabell Huntington Hospital, Inc and 1 other hospital as hospital affiliations.
Overview
| NPI | 1922044221 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 22, 2006 |
| Last updated in NPPES | Nov 19, 2021 |
| Certified by provider | Nov 19, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 12349 | WV |
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 - Gastroenterology (WV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 150 |
|---|---|
| Services billed | 236 across 20 procedure codes |
| Paid by Medicare | $20,949 |
Part D prescriptions in 2024
| Prescriptions (claims) | 194 · 249 30-day fills |
|---|---|
| Patients | 93 |
| Total drug cost | $109,396 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1979 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical groups
- University Physicians and Surgeons, IncHuntington, WV · 385 clinicians
- Valley Health Systems, IncHarts, WV · 112 clinicians
Hospital affiliations
- Cabell Huntington Hospital, IncHuntington, WV
- St Marys Medical CenterHuntington, WV
Industry payments (Open Payments)
- 2025$153.36 · 7 payments from 5 companies
- 2024$580.37 · 11 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $55.54 | 2 |
| Pfizer Inc. | $39.39 | 2 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $24.27 | 1 |
| Genzyme Corporation | $20.53 | 1 |
| Qol Medical, LLC | $13.63 | 1 |
What the 2025 payments were for
- Food and Beverage$153.36 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 gastroenterologists in Charleston · All gastroenterologists in West Virginia