Mark S. Gerber, M.D.
NPI 1427153634ActiveIndividual· Neurological Surgery· Honolulu, HI
Neurological Surgery (M.D.) in Honolulu, Hawaii, trained at University of Florida College of Medicine (class of 1996). Mostly services rather than prescriptions: Medicare paid $44,196 for 129 patients in 2024, with only 20 Part D claims. Depuy Synthes Sales Inc. was the largest of 2 companies reporting payments in 2025, $538.17 in all, mostly food and beverage.
Overview
| NPI | 1427153634 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 13, 2006 |
| Last updated in NPPES | Sep 9, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | MD-12451 | HI |
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) | Enrolled Practitioner - Neurosurgery (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 129 |
|---|---|
| Services billed | 262 across 35 procedure codes |
| Paid by Medicare | $44,196 |
Part D prescriptions in 2024
| Prescriptions (claims) | 20 · 26 30-day fills |
|---|---|
| Patients | 14 |
| Total drug cost | $222.33 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Florida College of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Neurosurgery |
| Telehealth | Offers telehealth |
Medical groups
- Straub Clinic and HospitalHonolulu, HI · 419 clinicians
- Kau HospitalHilo, HI · 140 clinicians
Hospital affiliations
- Hilo Benioff Medical CenterHilo, HI
- Pali Momi Medical CenterAiea, HI
- Straub Clinic and HospitalHonolulu, HI
- Wilcox Memorial HospitalLihue, HI
Industry payments (Open Payments)
- 2025$538.17 · 17 payments from 2 companies
- 2024$28.59 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Sales Inc. | $454.82 | 13 |
| Globus Medical, Inc. | $83.35 | 4 |
What the 2025 payments were for
- Food and Beverage$538.17 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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