Ryan Alexander O'Connor, MD
NPI 1477119949ActiveIndividual· Internal Medicine· Cheektowaga, NY
Internal Medicine (MD) with Trinity Medical Wny PC and 2 other groups, practicing in Cheektowaga, New York. Part D covered 194 prescriptions written in 2024, 91% of them generic. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 6 companies reporting payments in 2025, $169.86 in all, mostly food and beverage. Lists Kaleida Health and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1477119949 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 10, 2019 |
| Last updated in NPPES | Aug 13, 2025 |
| Certified by provider | Aug 13, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 314095 | 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 - Cardiovascular Disease (Cardiology) (NY) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 194 · 482 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $24,704 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical groups
- Trinity Medical Wny PCBuffalo, NY · 207 clinicians
- Sisters of Charity Hospital of Buffalo New YorkBuffalo, NY · 164 clinicians
- Kenmore Mercy HospitalKenmore, NY · 55 clinicians
Hospital affiliations
- Kaleida HealthBuffalo, NY
- Kenmore Mercy HospitalKenmore, NY
- Mercy Hospital of BuffaloBuffalo, NY
- Mount St. Mary's Hospital & Health CenterLewiston, NY
- Sisters of Charity HospitalBuffalo, NY
Industry payments (Open Payments)
- 2025$169.86 · 11 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $50.67 | 3 |
| Pfizer Inc. | $40.76 | 2 |
| Amgen Inc. | $29.36 | 2 |
| Novartis Pharmaceuticals Corporation | $18.17 | 1 |
| E.R. Squibb & Sons, L.L.C. | $16.36 | 1 |
What the 2025 payments were for
- Food and Beverage$169.86 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 24 internal medicine physicians in Cheektowaga · All internal medicine physicians in New York