Frederick Joseph Gandolfo, M.D.
NPI 1053550079ActiveIndividual· Internal Medicine, Gastroenterology· Huntington, NY
Internal Medicine, Gastroenterology (M.D.) in Huntington, New York, trained at State University of New York at Stony Brook, School of Medicine (class of 2006). In 2024 Medicare paid $190,748 for 535 patients, and Part D covered 817 of their prescriptions, 72% of them generic. Madrigal Pharmaceuticals was the largest of 17 companies reporting payments in 2025, $1,723 in all, mostly food and beverage.
Overview
| NPI | 1053550079 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 14, 2009 |
| Last updated in NPPES | Feb 22, 2022 |
| Certified by provider | Feb 22, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 253535 | NY |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 535 |
|---|---|
| Services billed | 1,374 across 37 procedure codes |
| Paid by Medicare | $190,748 |
Part D prescriptions in 2024
| Prescriptions (claims) | 817 · 1,282 30-day fills |
|---|---|
| Patients | 315 |
| Total drug cost | $250,393 |
| Generic share | 72% of claims |
Education and affiliations
| Medical school | State University of New York at Stony Brook, School of Medicine |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Gastroenterology |
Medical groups
- Chs Physician Partners PCRoslyn, NY · 743 clinicians
- St Charles Hospital CorpPort Jefferson, NY · 58 clinicians
- Precision Digestive Care, PCHuntington, NY · 2 clinicians
Hospital affiliations
- North Shore University HospitalManhasset, NY
- Ns/Lij Hs Huntington HospitalHuntington, NY
- St Charles HospitalPort Jefferson, NY
Other facilities
- St Charles HospitalInpatient rehabilitation facility · Port Jefferson, NY
Industry payments (Open Payments)
- 2025$1,723 · 73 payments from 17 companies
- 2024$1,886 · 88 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $313.46 | 6 |
| Abbvie Inc. | $290.93 | 14 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $215.86 | 10 |
| Pfizer Inc. | $172.52 | 9 |
| Janssen Biotech, Inc. | $149.34 | 7 |
What the 2025 payments were for
- Food and Beverage$1,713 · 72 payments
- Education$9.24 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 19 gastroenterologists in Huntington · All gastroenterologists in New York