Margretta E. Gennantonio, MD
NPI 1295735884ActiveIndividual· Internal Medicine, Geriatric Medicine· Cincinnati, OH
Internal Medicine, Geriatric Medicine (MD) in Cincinnati, Ohio, licensed in OH, with an NPI issued in July 2005. Their prescriptions cost Medicare Part D more than their services did: $1,493,516 for 22,112 claims, against $57,454 paid for services in 2024.
Overview
| NPI | 1295735884 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 26, 2005 |
| Last updated in NPPES | Oct 20, 2021 |
| Certified by provider | Oct 20, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | 35073091 | 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 - Geriatric Medicine (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 289 |
|---|---|
| Services billed | 742 across 9 procedure codes |
| Paid by Medicare | $57,454 |
Part D prescriptions in 2024
| Prescriptions (claims) | 22,112 · 22,355 30-day fills |
|---|---|
| Patients | 492 |
| Total drug cost | $1,493,516 |
| Generic share | 85% of claims |
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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All 33 geriatricians in Cincinnati · All geriatricians in Ohio