Gautam Samadder, MD
NPI 1033231188ActiveIndividual· Internal Medicine, Sleep Medicine· Columbus, OH
Internal Medicine, Sleep Medicine (MD) in Columbus, Ohio, licensed in OH, with an NPI issued in April 2007. Their prescriptions cost Medicare Part D more than their services did: $4,514,484 for 1,174 claims, against $221,192 paid for services in 2024. Lilly USA, LLC was the largest of 12 companies reporting payments in 2025, $17,945 in all, mostly speaking and faculty fees. Lists Fairfield Medical Center as a hospital affiliation.
Overview
| NPI | 1033231188 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 6, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Sleep Medicine Primary | 207RS0012X | 35068543 | OH |
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 - Internal Medicine (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 500 |
|---|---|
| Services billed | 1,436 across 18 procedure codes |
| Paid by Medicare | $221,192 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,174 · 1,350 30-day fills |
|---|---|
| Patients | 382 |
| Total drug cost | $4,514,484 |
| Generic share | 70% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pulmonary Disease |
| Telehealth | Offers telehealth |
Hospital affiliation
- Fairfield Medical CenterLancaster, OH
Industry payments (Open Payments)
- 2025$17,945 · 120 payments from 12 companies
- 2024$2,228 · 87 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $14,481 | 15 |
| Avadel Cns Pharmaceuticals, LLC | $1,297 | 25 |
| Inspire Medical Systems, Inc. | $867.90 | 18 |
| Jazz Pharmaceuticals Inc. | $725.55 | 29 |
| Axsome Therapeutics, Inc. | $235.61 | 16 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$14,125 · 8 payments
- Food and Beverage$3,000 · 111 payments
- Consulting Fee$820.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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