Corbin Grubbs, MD
NPI 1205522190ActiveIndividual· Internal Medicine· Columbus, MS
Internal Medicine (MD) in Columbus, Mississippi, licensed in TX, with an NPI issued in April 2023. Part D covered 564 prescriptions written in 2024, 87% of them generic. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 3 companies reporting payments in 2025, $60.22 in all, mostly food and beverage.
Overview
| NPI | 1205522190 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 13, 2023 |
| Last updated in NPPES | Oct 22, 2026 |
| Certified by provider | Oct 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | W8339 | TX |
| Emergency Medicine | 207P00000X | W8339 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | MS |
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 Order and Referring Only - Internal Medicine (MS) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 564 · 1,050 30-day fills |
|---|---|
| Patients | 96 |
| Total drug cost | $36,574 |
| Generic share | 87% of claims |
Industry payments (Open Payments)
- 2025$60.22 · 3 payments from 3 companies
- 2024$68.29 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $27.06 | 1 |
| Janssen Biotech, Inc. | $18.57 | 1 |
| Vertex Pharmaceuticals Incorporated | $14.59 | 1 |
What the 2025 payments were for
- Food and Beverage$60.22 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 43 internal medicine physicians in Columbus · All internal medicine physicians in Mississippi