John Kelemen, M.D.
NPI 1811973449ActiveIndividual· Psychiatry & Neurology, Neurology· Plainview, NY
Psychiatry & Neurology, Neurology (M.D.) in Plainview, New York, trained at Georgetown University School of Medicine (class of 1974). Their prescriptions cost Medicare Part D more than their services did: $993,101 for 510 claims, against $165,802 paid for services in 2024. Abbvie Inc. was the largest of 27 companies reporting payments in 2025, $15,950 in all, mostly speaking and faculty fees.
Overview
| NPI | 1811973449 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 15, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 129480 | NY |
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 - Neurology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 294 |
|---|---|
| Services billed | 9,384 across 39 procedure codes |
| Paid by Medicare | $165,802 |
Part D prescriptions in 2024
| Prescriptions (claims) | 510 · 955 30-day fills |
|---|---|
| Patients | 143 |
| Total drug cost | $993,101 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | Georgetown University School of Medicine |
|---|---|
| Graduation year | 1974 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- True North Medical at North Suffolk, PLLCPort Jefferson Station, NY · 19 clinicians
Industry payments (Open Payments)
- 2025$15,950 · 163 payments from 27 companies
- 2024$15,129 · 156 payments from 25 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $7,993 | 36 |
| Pfizer Inc. | $4,997 | 16 |
| Takeda Pharmaceuticals U.S.A., Inc. | $414.86 | 10 |
| Harmony Biosciences LLC | $299.35 | 12 |
| Grifols USA, LLC | $222.53 | 4 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$12,225 · 5 payments
- Food and Beverage$3,725 · 158 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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