Winny Ou, MD
NPI 1023003274ActiveIndividual· Family Medicine· South Easton, MA
Family Medicine (MD) in South Easton, Massachusetts, licensed in MA, with an NPI issued in September 2005. Their prescriptions cost Medicare Part D more than their services did: $482,113 for 6,883 claims, against $161,913 paid for services in 2024. Abbott Laboratories was the largest of 2 companies reporting payments in 2025, $64.22 in all, mostly food and beverage.
Overview
| NPI | 1023003274 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 14, 2005 |
| Last updated in NPPES | Aug 7, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 48641 | MA |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 275 |
|---|---|
| Services billed | 2,622 across 46 procedure codes |
| Paid by Medicare | $161,913 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,883 · 15,258 30-day fills |
|---|---|
| Patients | 386 |
| Total drug cost | $482,113 |
| Generic share | 91% of claims |
Industry payments (Open Payments)
- 2025$64.22 · 3 payments from 2 companies
- 2024$193.29 · 10 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $44.30 | 2 |
| Abbvie Inc. | $19.92 | 1 |
What the 2025 payments were for
- Food and Beverage$64.22 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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