Erin K. Ly, M.D.
NPI 1740638725ActiveIndividual· Internal Medicine, Gastroenterology· Buffalo, NY
Internal Medicine, Gastroenterology (M.D.) in Buffalo, New York, trained at State University of New York at Buffalo School of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $771,195 for 200 claims, against $3,141 paid for services in 2024. Janssen Biotech, Inc. was the largest of 6 companies reporting payments in 2025, $25,342 in all, mostly speaking and faculty fees.
Overview
| NPI | 1740638725 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 31, 2016 |
| Last updated in NPPES | Feb 3, 2023 |
| Certified by provider | Feb 3, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 320787 | 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 | 25 |
|---|---|
| Services billed | 41 across 13 procedure codes |
| Paid by Medicare | $3,141 |
Part D prescriptions in 2024
| Prescriptions (claims) | 200 · 284 30-day fills |
|---|---|
| Patients | 52 |
| Total drug cost | $771,195 |
| Generic share | 70% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Erie County Medical Center CorporationBuffalo, NY · 319 clinicians
Hospital affiliation
- Erie County Medical CenterBuffalo, NY
Industry payments (Open Payments)
- 2025$25,342 · 38 payments from 6 companies
- 2024$2,542 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $24,869 | 28 |
| Abbvie Inc. | $176.74 | 6 |
| Phathom Pharmaceuticals, Inc. | $129.56 | 1 |
| Erbe USA Inc | $100.00 | 1 |
| Pentax of America, Inc. | $38.54 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$22,591 · 12 payments
- Food and Beverage$1,454 · 24 payments
- Travel and Lodging$1,297 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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