Ronald Y. Cho, MD
NPI 1457388977ActiveIndividual· Internal Medicine· Valhalla, NY
Internal Medicine (MD) with Westchester Medical Center Advanced Physician Services PC, practicing in Valhalla, New York. Mostly services rather than prescriptions: Medicare paid $61,020 for 187 patients in 2024, with only 17 Part D claims. Pfizer Inc. reported $17.12 in payments in 2025, mostly food and beverage. Lists Westchester Medical Center as a hospital affiliation.
Overview
| NPI | 1457388977 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 28, 2006 |
| Last updated in NPPES | Oct 4, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 248952 | 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 - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 187 |
|---|---|
| Services billed | 749 across 10 procedure codes |
| Paid by Medicare | $61,020 |
Part D prescriptions in 2024
| Prescriptions (claims) | 17 · 18 30-day fills |
|---|---|
| Total drug cost | $4,442 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Westchester Medical Center Advanced Physician Services PCValhalla, NY · 897 clinicians
Hospital affiliation
- Westchester Medical CenterValhalla, NY
Industry payments (Open Payments)
- 2025$17.12 · 1 payment from 1 company
- 2024$20.07 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $17.12 | 1 |
What the 2025 payments were for
- Food and Beverage$17.12 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Valhalla
- 1043717044
- 1093736472
- 1154329936
- 1164530143
- 1225657372
- 1265420426
- 1285791830
- 1306883863
- 1356839666
- 1386664944
- 1407140890
- 1417341645
All 69 internal medicine physicians in Valhalla · All internal medicine physicians in New York