David B. Greenstein, MD
NPI 1235246281ActiveIndividual· Internal Medicine, Gastroenterology· Atlanta, GA
Internal Medicine, Gastroenterology (MD) in Atlanta, Georgia, trained at Johns Hopkins University School of Medicine (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $147,963 for 756 claims, against $2,380 paid for services in 2024.
Overview
| NPI | 1235246281 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 24, 2006 |
| Last updated in NPPES | Mar 27, 2025 |
| Certified by provider | Mar 27, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 032574 | GA |
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 (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 11 |
|---|---|
| Services billed | 16 across 9 procedure codes |
| Paid by Medicare | $2,380 |
Part D prescriptions in 2024
| Prescriptions (claims) | 756 · 1,424 30-day fills |
|---|---|
| Patients | 268 |
| Total drug cost | $147,963 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Johns Hopkins University School of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Newco Gi LLCCumming, GA · 7 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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