Peter D. Bloom, M.D.
NPI 1316923253ActiveIndividual· Internal Medicine, Gastroenterology· Williamsville, NY
Internal Medicine, Gastroenterology (M.D.) in Williamsville, New York, trained at State University of New York at Buffalo School of Medicine (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $762,289 for 2,043 claims, against $27,576 paid for services in 2024. Abbvie Inc. was the largest of 20 companies reporting payments in 2025, $1,428 in all, mostly food and beverage.
Overview
| NPI | 1316923253 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 22, 2005 |
| Last updated in NPPES | Dec 6, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 2375901 | 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 | 158 |
|---|---|
| Services billed | 290 across 17 procedure codes |
| Paid by Medicare | $27,576 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,043 · 3,820 30-day fills |
|---|---|
| Patients | 569 |
| Total drug cost | $762,289 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Gastroenterology |
Medical group
- Gastroenterology Associates LLPWilliamsville, NY · 30 clinicians
Hospital affiliation
- Kaleida HealthBuffalo, NY
Industry payments (Open Payments)
- 2025$1,428 · 68 payments from 20 companies
- 2024$1,598 · 63 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $517.00 | 19 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $162.17 | 9 |
| Janssen Biotech, Inc. | $135.48 | 10 |
| Genzyme Corporation | $92.09 | 4 |
| Takeda Pharmaceuticals U.S.A., Inc. | $82.64 | 4 |
What the 2025 payments were for
- Food and Beverage$1,417 · 67 payments
- Education$10.48 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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