Ron Chay, M.D.
NPI 1982639324ActiveIndividual· Internal Medicine, Nephrology· Staten Island, NY
Internal Medicine, Nephrology (M.D.) in Staten Island, New York, licensed in NY, with an NPI issued in July 2006. Their prescriptions cost Medicare Part D more than their services did: $802,259 for 3,087 claims, against $514,158 paid for services in 2024. Astrazeneca Pharmaceuticals LP reported $46.25 in payments in 2025, mostly food and beverage. Lists Staten Island University Hospital as a hospital affiliation.
Overview
| NPI | 1982639324 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 12, 2006 |
| Last updated in NPPES | Jul 20, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 240901 | NY |
| Internal Medicine | 207R00000X | 240901 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nephrology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 526 |
|---|---|
| Services billed | 3,782 across 32 procedure codes |
| Paid by Medicare | $514,158 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,087 · 7,489 30-day fills |
|---|---|
| Patients | 368 |
| Total drug cost | $802,259 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Hospital affiliation
- Staten Island University HospitalStaten Island, NY
Other facilities
- Davita Staten Island Dialysis CenterDialysis facility · Staten Island, NY
- Davita Staten Island South DialysisDialysis facility · Staten Island, NY
- Island Rehabilitative Services - Clove Lakes DialysisDialysis facility · Staten Island, NY
- North Shore Home Care ChhaHome health agency · Westbury, NY
Industry payments (Open Payments)
- 2025$46.25 · 2 payments from 1 company
- 2024$480.75 · 14 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $46.25 | 2 |
What the 2025 payments were for
- Food and Beverage$46.25 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in Staten Island
- 1629146279
- 1598753253
- 1972757672
- 1568695765
- 1982682001
- 1912351461
- 1558349639
- 1063909216
- 1992144646
- 1700379088
- 1104937796
- 1750370573