Francisco Diaz, NP
NPI 1417968215ActiveIndividual· Nurse Practitioner, Gerontology· New York, NY
Nurse Practitioner, Gerontology (NP) with Icahn School of Medicine at Mount Sinai, practicing in New York, New York. Their prescriptions cost Medicare Part D more than their services did: $1,046,367 for 1,746 claims, against $11,458 paid for services in 2024. Lilly USA, LLC was the largest of 5 companies reporting payments in 2025, $695.78 in all, mostly food and beverage. Lists Mount Sinai West as a hospital affiliation.
Overview
| NPI | 1417968215 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Aug 10, 2006 |
| Last updated in NPPES | Apr 17, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Gerontology Primary | 363LG0600X | 304617 | NY |
| Nurse Practitioner, Adult Health | 363LA2200X | 304155 | 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 - Nurse Practitioner (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 79 |
|---|---|
| Services billed | 183 across 15 procedure codes |
| Paid by Medicare | $11,458 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,746 · 2,954 30-day fills |
|---|---|
| Patients | 229 |
| Total drug cost | $1,046,367 |
| Generic share | 26% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Icahn School of Medicine at Mount SinaiNew York, NY · 2,843 clinicians
Hospital affiliation
- Mount Sinai WestNew York, NY
Industry payments (Open Payments)
- 2025$695.78 · 12 payments from 5 companies
- 2024$710.73 · 13 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $215.99 | 5 |
| Insulet Corporation | $175.00 | 1 |
| Dexcom, Inc. | $124.93 | 1 |
| Novo Nordisk Inc | $103.11 | 1 |
| Glaxosmithkline, LLC. | $76.75 | 4 |
What the 2025 payments were for
- Food and Beverage$695.78 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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