Hilary Hertan, M.D.
NPI 1154471993ActiveIndividual· Internal Medicine, Gastroenterology· Bronx, NY
Internal Medicine, Gastroenterology (M.D.) in Bronx, New York, trained at New York Medical College (class of 1982). 329 Medicare patients in 2024, $61,606 paid; nearly all of their 364 Part D prescriptions were generic (94%). Janssen Biotech, Inc. was the largest of 5 companies reporting payments in 2025, $713.17 in all, mostly food and beverage.
Overview
| NPI | 1154471993 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 12, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 156652 | 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 | 329 |
|---|---|
| Services billed | 603 across 35 procedure codes |
| Paid by Medicare | $61,606 |
Part D prescriptions in 2024
| Prescriptions (claims) | 364 · 579 30-day fills |
|---|---|
| Patients | 136 |
| Total drug cost | $18,180 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Montefiore Medical CenterBronx, NY · 2,820 clinicians
Hospital affiliation
- Montefiore Medical CenterBronx, NY
Industry payments (Open Payments)
- 2025$713.17 · 30 payments from 5 companies
- 2024$686.61 · 29 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $299.04 | 7 |
| Abbvie Inc. | $220.13 | 14 |
| Takeda Pharmaceuticals U.S.A., Inc. | $132.46 | 5 |
| Lilly USA, LLC | $46.54 | 3 |
| Novo Nordisk Inc | $15.00 | 1 |
What the 2025 payments were for
- Food and Beverage$628.18 · 29 payments
- Education$84.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 106 gastroenterologists in Bronx · All gastroenterologists in New York