Paiwen Sheen, M.D.
NPI 1942212139ActiveIndividual· Specialist· Orange, CA
Specialist (M.D.) with University of California Irvine, practicing in Orange, California. Enrolled in Medicare as practitioner - obstetrics/gynecology. Gilead Sciences, Inc. was the largest of 3 companies reporting payments in 2025, $180.84 in all, mostly food and beverage.
Overview
| NPI | 1942212139 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 13, 2006 |
| Last updated in NPPES | Dec 3, 2021 |
| Certified by provider | Dec 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | A34503 | CA |
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 - Obstetrics/Gynecology (CA) |
|---|
Education and affiliations
| Graduation year | 1974 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- University of California IrvineAnaheim, CA · 55 clinicians
Industry payments (Open Payments)
- 2025$180.84 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $125.00 | 1 |
| Astellas Pharma US Inc | $32.87 | 1 |
| Abbott Laboratories | $22.97 | 1 |
What the 2025 payments were for
- Food and Beverage$180.84 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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