Stephen Thomas Onesti, M.D.
NPI 1114912458ActiveIndividual· Neurological Surgery· Rockville Centre, NY
Neurological Surgery (M.D.) in Rockville Centre, New York, trained at Harvard Medical School (class of 1986). 115 Medicare patients in 2024, $36,518 paid; nearly all of their 70 Part D prescriptions were generic (97%). Cerapedics Inc. was the largest of 5 companies reporting payments in 2025, $738.90 in all, mostly food and beverage.
Overview
| NPI | 1114912458 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 13, 2005 |
| Last updated in NPPES | Oct 2, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 172055-1 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Neurosurgery (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 115 |
|---|---|
| Services billed | 246 across 37 procedure codes |
| Paid by Medicare | $36,518 |
Part D prescriptions in 2024
| Prescriptions (claims) | 70 · 81 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $1,884 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Neurosurgery |
Medical group
- Neurological Surgery Practice of Long Island PLLCRockville Centre, NY · 14 clinicians
Hospital affiliations
- Mercy Medical CenterRockville Centre, NY
- Mount Sinai South NassauOceanside, NY
Industry payments (Open Payments)
- 2025$738.90 · 9 payments from 5 companies
- 2024$117.66 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Cerapedics Inc. | $215.31 | 2 |
| Medtronic, Inc. | $204.90 | 3 |
| Globus Medical, Inc. | $184.12 | 2 |
| Depuy Synthes Sales Inc. | $107.98 | 1 |
| Boston Scientific Corporation | $26.59 | 1 |
What the 2025 payments were for
- Food and Beverage$738.90 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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