James G. Corasanti, MD, PHD
NPI 1750347068ActiveIndividual· Internal Medicine, Gastroenterology· Williamsville, NY
Internal Medicine, Gastroenterology (MD, PHD) in Williamsville, New York, trained at State University of New York at Buffalo School of Medicine (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $249,585 for 398 claims, against $51,680 paid for services in 2024. Pentax of America, Inc. was the largest of 6 companies reporting payments in 2025, $354.83 in all, mostly food and beverage.
Overview
| NPI | 1750347068 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | Yes |
| NPI issued | Apr 25, 2006 |
| Last updated in NPPES | Feb 14, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 158564-1 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 300 |
|---|---|
| Services billed | 474 across 45 procedure codes |
| Paid by Medicare | $51,680 |
Part D prescriptions in 2024
| Prescriptions (claims) | 398 · 771 30-day fills |
|---|---|
| Patients | 155 |
| Total drug cost | $249,585 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- General Physician PCAmherst, NY · 501 clinicians
Hospital affiliations
- Erie County Medical CenterBuffalo, NY
- Kaleida HealthBuffalo, NY
- Olean General HospitalOlean, NY
Industry payments (Open Payments)
- 2025$354.83 · 13 payments from 6 companies
- 2024$553.34 · 10 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pentax of America, Inc. | $238.83 | 4 |
| Janssen Biotech, Inc. | $30.63 | 2 |
| Abbvie Inc. | $30.56 | 2 |
| Phathom Pharmaceuticals, Inc. | $21.49 | 3 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $17.06 | 1 |
What the 2025 payments were for
- Food and Beverage$354.83 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Gastroenterology providers in Williamsville
- 1740259647
- 1841788908
- 1932201829
- 1275715005
- 1144415167
- 1942251178
- 1548246788
- 1316923253
- 1134123417
- 1720540883
- 1861654980
- 1942286844
All Internal Medicine, Gastroenterology providers in New York →