George S. Mackel, PMHNP
NPI 1891082376ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Honolulu, HI
Nurse Practitioner, Psych/Mental Health (PMHNP) with George Mackel Pmhnp-Bc LLC, practicing in Honolulu, Hawaii. Their prescriptions cost Medicare Part D more than their services did: $501,141 for 1,640 claims, against $10,245 paid for services in 2024. Abbvie Inc. was the largest of 10 companies reporting payments in 2025, $1,667 in all, mostly food and beverage.
Overview
| NPI | 1891082376 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP |
| Sole proprietor | Yes |
| NPI issued | Jul 5, 2011 |
| Last updated in NPPES | May 18, 2023 |
| Certified by provider | May 18, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | APRN-2714 | HI |
| Nurse Practitioner, Family | 363LF0000X | APRN-2714 | HI |
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 - Nurse Practitioner (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 13 |
|---|---|
| Services billed | 153 across 9 procedure codes |
| Paid by Medicare | $10,245 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,640 · 2,168 30-day fills |
|---|---|
| Patients | 87 |
| Total drug cost | $501,141 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- George Mackel Pmhnp-Bc LLCHilo, HI · 13 clinicians
Industry payments (Open Payments)
- 2025$1,667 · 72 payments from 10 companies
- 2024$90.66 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $430.34 | 18 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $199.77 | 14 |
| Neurocrine Biosciences, Inc. | $189.30 | 2 |
| E.R. Squibb & Sons, L.L.C. | $169.62 | 7 |
| Janssen Pharmaceuticals, Inc | $167.66 | 7 |
What the 2025 payments were for
- Food and Beverage$1,667 · 72 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 99 psychiatric nurse practitioners in Honolulu · All psychiatric nurse practitioners in Hawaii