Grace Chen O'Neil, MD
NPI 1164442158ActiveIndividual· Emergency Medicine· Tripler Army Medical Center, HI
Emergency Medicine (MD) in Tripler Army Medical Center, Hawaii, licensed in CA, with an NPI issued in July 2006. Merz North America, Inc. reported $110.96 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1164442158 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 20, 2006 |
| Last updated in NPPES | Sep 29, 2024 |
| Certified by provider | Sep 29, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | A95040 | CA |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Industry payments (Open Payments)
- 2025$110.96 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merz North America, Inc. | $110.96 | 2 |
What the 2025 payments were for
- Food and Beverage$110.96 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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