Stuart Horowitz, DO
NPI 1972661155ActiveIndividual· Family Medicine· Massapequa, NY
Family Medicine (DO) in Massapequa, New York, trained at Des Moines University of Osteopathic Medicine and Health Sciences (class of 1977). 459 Medicare patients in 2024, $679,990 paid; nearly all of their 6,458 Part D prescriptions were generic (91%). Abbvie Inc. was the largest of 17 companies reporting payments in 2025, $1,970 in all, mostly food and beverage.
Overview
| NPI | 1972661155 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Dec 4, 2006 |
| Last updated in NPPES | May 16, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 134589 | 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 - Family Practice (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 459 |
|---|---|
| Services billed | 22,282 across 105 procedure codes |
| Paid by Medicare | $679,990 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,458 · 15,309 30-day fills |
|---|---|
| Patients | 533 |
| Total drug cost | $465,514 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Des Moines University of Osteopathic Medicine and Health Sciences |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Ronald C Fagan MD PCFarmingdale, NY · 4 clinicians
Other facilities
- Catholic Home CareHome health agency · Farmingdale, NY
Industry payments (Open Payments)
- 2025$1,970 · 99 payments from 17 companies
- 2024$1,678 · 72 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $517.71 | 23 |
| Phathom Pharmaceuticals, Inc. | $516.30 | 28 |
| Astrazeneca Pharmaceuticals LP | $186.31 | 13 |
| Novartis Pharmaceuticals Corporation | $136.29 | 9 |
| Madrigal Pharmaceuticals | $133.36 | 4 |
What the 2025 payments were for
- Food and Beverage$1,970 · 99 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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