Hong Mak
Listed on the HHS-OIG exclusion list since July 2026 (1128a1). Registered Nurse in Brooklyn, New York, licensed in NY, with an NPI issued in August 2014. 258 Medicare patients in 2024, $105,581 paid; nearly all of their 500 Part D prescriptions were generic (90%). Gilead Sciences, Inc. was the largest of 10 companies reporting payments in 2025, $699.61 in all, mostly food and beverage.
Overview
| NPI | 1437568383 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Aug 5, 2014 |
| Last updated in NPPES | Oct 28, 2025 |
| Certified by provider | Oct 28, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Registered Nurse Primary | 163W00000X | 597672 | NY |
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 | Hong Yuen Mak · Nurse/Nurses Aide | 1128a1 | Jul 20, 2026 | Brooklyn, NY |
| 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 | Listed (NPI) | Excluded · since Aug 18, 2025 · NY |
| 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 | 258 |
|---|---|
| Services billed | 1,585 across 19 procedure codes |
| Paid by Medicare | $105,581 |
Part D prescriptions in 2024
| Prescriptions (claims) | 500 · 500 30-day fills |
|---|---|
| Patients | 100 |
| Total drug cost | $13,722 |
| Generic share | 90% of claims |
Industry payments (Open Payments)
- 2025$699.61 · 14 payments from 10 companies
- 2024$944.99 · 16 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $340.13 | 3 |
| Astrazeneca Pharmaceuticals LP | $125.00 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $50.84 | 2 |
| Syndax Pharmaceuticals, Inc. | $33.28 | 2 |
| Eisai Inc. | $31.00 | 1 |
What the 2025 payments were for
- Food and Beverage$699.61 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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