Karthika Mohan Nair, MD
NPI 1912693524ActiveIndividual· Internal Medicine· Gallipolis, OH
Internal Medicine (MD) in Gallipolis, Ohio, licensed in OH, with an NPI issued in April 2023. Part D covered 197 prescriptions written in 2024, 91% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 9 companies reporting payments in 2025, $1,341 in all, mostly food and beverage.
Overview
| NPI | 1912693524 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 17, 2023 |
| Last updated in NPPES | Aug 26, 2026 |
| Certified by provider | Aug 26, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 35.1547723 | OH |
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 (OH) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 197 · 203 30-day fills |
|---|---|
| Patients | 78 |
| Total drug cost | $8,558 |
| Generic share | 91% of claims |
Industry payments (Open Payments)
- 2025$1,341 · 15 payments from 9 companies
- 2024$1,132 · 12 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $274.45 | 3 |
| Inspire Medical Systems, Inc. | $200.36 | 2 |
| Tg Therapeutics, Inc. | $149.98 | 1 |
| Pfizer Inc. | $140.26 | 2 |
| Astellas Pharma US Inc | $134.98 | 2 |
What the 2025 payments were for
- Food and Beverage$1,207 · 13 payments
- Education$134.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Gallipolis
- 1053302836
- 1124569330
- 1134174485
- 1174560148
- 1215353388
- 1508144064
- 1548525728
- 1427095736
- 1679783658
- 1760437941
- 1528627957
- 1700839404
All 19 internal medicine physicians in Gallipolis · All internal medicine physicians in Ohio