Christopher J. Bartolone, M.D.
NPI 1548246788ActiveIndividual· Internal Medicine, Gastroenterology· Williamsville, NY
Internal Medicine, Gastroenterology (M.D.) with Gastroenterology Associates LLP, practicing in Williamsville, New York. Their prescriptions cost Medicare Part D more than their services did: $744,871 for 2,206 claims, against $34,873 paid for services in 2024. Abbvie Inc. was the largest of 10 companies reporting payments in 2025, $639.57 in all, mostly food and beverage. Lists Kaleida Health as a hospital affiliation.
Overview
| NPI | 1548246788 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 20, 2005 |
| Last updated in NPPES | Dec 11, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 183549 | 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 | 209 |
|---|---|
| Services billed | 315 across 19 procedure codes |
| Paid by Medicare | $34,873 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,206 · 4,089 30-day fills |
|---|---|
| Patients | 786 |
| Total drug cost | $744,871 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Gastroenterology Associates LLPWilliamsville, NY · 30 clinicians
Hospital affiliation
- Kaleida HealthBuffalo, NY
Industry payments (Open Payments)
- 2025$639.57 · 33 payments from 10 companies
- 2024$610.40 · 31 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $292.18 | 15 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $103.96 | 6 |
| Lilly USA, LLC | $46.40 | 3 |
| Janssen Biotech, Inc. | $42.28 | 2 |
| Exact Sciences Corporation | $40.80 | 2 |
What the 2025 payments were for
- Food and Beverage$639.57 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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