Robert Gennaro, MD
NPI 1669578175ActiveIndividual· Obstetrics & Gynecology· Stamford, CT
Obstetrics & Gynecology (MD) with Coastal Obstetrics and Gynecology, practicing in Stamford, Connecticut. In 2024 Medicare paid $17,697 for 108 patients, and Part D covered 370 of their prescriptions, 86% of them generic. Exeltis, USA Inc. was the largest of 12 companies reporting payments in 2025, $1,230 in all, mostly food and beverage. Lists Greenwich Hospital Association - and 1 other hospital as hospital affiliations.
Overview
| NPI | 1669578175 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 15, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 028989 | CT |
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 - Obstetrics/Gynecology (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 108 |
|---|---|
| Services billed | 407 across 13 procedure codes |
| Paid by Medicare | $17,697 |
Part D prescriptions in 2024
| Prescriptions (claims) | 370 · 546 30-day fills |
|---|---|
| Patients | 111 |
| Total drug cost | $21,228 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Coastal Obstetrics and GynecologyStamford, CT · 5 clinicians
Hospital affiliations
- Greenwich Hospital Association -Greenwich, CT
- Stamford HospitalStamford, CT
Industry payments (Open Payments)
- 2025$1,230 · 45 payments from 12 companies
- 2024$881.04 · 33 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exeltis, USA Inc. | $313.79 | 3 |
| Astellas Pharma US Inc | $202.63 | 10 |
| Mayne Pharma Commercial LLC | $194.80 | 9 |
| Biogen, Inc. | $190.65 | 9 |
| Exact Sciences Corporation | $84.27 | 4 |
What the 2025 payments were for
- Food and Beverage$1,230 · 45 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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