Gregory S. Martin, M.D.
NPI 1639180995ActiveIndividual· Internal Medicine, Pulmonary Disease· Atlanta, GA
Internal Medicine, Pulmonary Disease (M.D.) in Atlanta, Georgia, trained at Vanderbilt University School of Medicine (class of 1994). Mostly services rather than prescriptions: Medicare paid $5,763 for 23 patients in 2024, with only 15 Part D claims. Grifols, S.A. reported $3,489 in payments in 2025, mostly speaking and faculty fees.
Overview
| NPI | 1639180995 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 11, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 049063 | GA |
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 - Pulmonary Disease (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 23 |
|---|---|
| Services billed | 52 across 11 procedure codes |
| Paid by Medicare | $5,763 |
Part D prescriptions in 2024
| Prescriptions (claims) | 15 · 28 30-day fills |
|---|---|
| Total drug cost | $4,601 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | Vanderbilt University School of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Critical Care (Intensivists) |
Medical group
- Emory Medical Care Foundation IncAtlanta, GA · 1,015 clinicians
Hospital affiliation
- Grady Memorial HospitalAtlanta, GA
Industry payments (Open Payments)
- 2025$3,489 · 1 payment from 1 company
- 2024$3,600 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Grifols, S.A. | $3,489 | 1 |
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$3,489 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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