David Simpson, M.D.
NPI 1316918592ActiveIndividual· Psychiatry & Neurology, Neurology· New York, NY
Psychiatry & Neurology, Neurology (M.D.) in New York, New York, trained at State University of New York at Buffalo School of Medicine (class of 1979). Their prescriptions cost Medicare Part D more than their services did: $718,619 for 464 claims, against $94,764 paid for services in 2024. Grt US Holding, Inc. was the largest of 10 companies reporting payments in 2025, $41,507 in all, mostly consulting fees.
Overview
| NPI | 1316918592 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 27, 2006 |
| Last updated in NPPES | May 22, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 147774 | 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 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 - Neurology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 245 |
|---|---|
| Services billed | 1,257 across 36 procedure codes |
| Paid by Medicare | $94,764 |
Part D prescriptions in 2024
| Prescriptions (claims) | 464 · 783 30-day fills |
|---|---|
| Patients | 87 |
| Total drug cost | $718,619 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 1979 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- Icahn School of Medicine at Mount SinaiNew York, NY · 2,843 clinicians
Hospital affiliations
- Mount Sinai HospitalNew York, NY
- Strong Memorial HospitalRochester, NY
Industry payments (Open Payments)
- 2025$41,507 · 56 payments from 10 companies
- 2024$27,970 · 44 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Grt US Holding, Inc. | $16,150 | 3 |
| Vertex Pharmaceuticals Incorporated | $11,713 | 18 |
| Argenx US, Inc. | $7,376 | 12 |
| Abbvie Inc. | $2,658 | 12 |
| Tris Pharma Inc | $2,000 | 1 |
What the 2025 payments were for
- Consulting Fee$17,976 · 8 payments
- Travel and Lodging$11,742 · 17 payments
- Honoraria$10,000 · 1 payment
- Food and Beverage$1,789 · 30 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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