Willem B. Ouw, MD
NPI 1174671317ActiveIndividual· Specialist· Newark, NJ
Listed on the HHS-OIG exclusion list since January 2020 (1128a4). Specialist (MD) in Newark, New Jersey, licensed in NJ, with an NPI issued in January 2007.
Overview
| NPI | 1174671317 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jan 6, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | MA043595 | NJ |
Exclusion screening
This NPI appears on the OIG exclusion list. Excluded parties cannot be paid by Medicare, Medicaid or other federal health care programs, directly or through an employer.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| NPI | Willem Bian Gwan Ouw · Pain Management | 1128a4 | Jan 20, 2020 | Pompano Beach, FL |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Listed (NPI) | See above |
| 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 |
|---|
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