Gil Ignacio Ascunce, M.D.
NPI 1023265428ActiveIndividual· Internal Medicine, Gastroenterology· New York, NY
Internal Medicine, Gastroenterology (M.D.) in New York, New York, trained at Georgetown University School of Medicine (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $560,966 for 957 claims, against $40,686 paid for services in 2024. Madrigal Pharmaceuticals was the largest of 14 companies reporting payments in 2025, $2,412 in all, mostly food and beverage.
Overview
| NPI | 1023265428 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 27, 2008 |
| Last updated in NPPES | Jan 23, 2020 |
| Certified by provider | Jan 23, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 242599 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 101 |
|---|---|
| Services billed | 807 across 20 procedure codes |
| Paid by Medicare | $40,686 |
Part D prescriptions in 2024
| Prescriptions (claims) | 957 · 1,397 30-day fills |
|---|---|
| Patients | 235 |
| Total drug cost | $560,966 |
| Generic share | 52% of claims |
Education and affiliations
| Medical school | Georgetown University School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical groups
- United Health Services Hospitals, Inc.Vestal, NY · 477 clinicians
- Brain and Spine Surgeons of New York PCNew York, NY · 24 clinicians
Hospital affiliations
- Chenango Memorial HospitalNorwich, NY
- United Health Services Hospitals, IncBinghamton, NY
Industry payments (Open Payments)
- 2025$2,412 · 90 payments from 14 companies
- 2024$1,080 · 67 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $634.33 | 8 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $546.94 | 34 |
| Abbvie Inc. | $341.07 | 17 |
| Regeneron Healthcare Solutions, Inc. | $213.22 | 6 |
| Phathom Pharmaceuticals, Inc. | $178.11 | 6 |
What the 2025 payments were for
- Food and Beverage$2,412 · 90 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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