Haley Anne Riordan, PHYSICIAN ASSISTANT
NPI 1366843781ActiveIndividual· Physician Assistant· East Setauket, NY
Physician Assistant (PHYSICIAN ASSISTANT) with Stony Brook Orthopaedic Associates, University Faculty Practice Corpor, practicing in East Setauket, New York. 83 Medicare patients in 2024, $11,861 paid; nearly all of their 287 Part D prescriptions were generic (98%). Globus Medical, Inc. was the largest of 3 companies reporting payments in 2025, $488.28 in all, mostly food and beverage. Lists St Charles Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1366843781 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PHYSICIAN ASSISTANT |
| Sole proprietor | No |
| NPI issued | Sep 5, 2014 |
| Last updated in NPPES | Oct 22, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 018106 | 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 - Physician Assistant (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 83 |
|---|---|
| Services billed | 152 across 12 procedure codes |
| Paid by Medicare | $11,861 |
Part D prescriptions in 2024
| Prescriptions (claims) | 287 · 298 30-day fills |
|---|---|
| Patients | 109 |
| Total drug cost | $8,111 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Stony Brook Orthopaedic Associates, University Faculty Practice CorporEast Setauket, NY · 49 clinicians
Hospital affiliations
- St Charles HospitalPort Jefferson, NY
- Suny/Stony Brook University HospitalStony Brook, NY
Industry payments (Open Payments)
- 2025$488.28 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Globus Medical, Inc. | $338.15 | 2 |
| Zimmer Biomet Holdings, Inc. | $105.65 | 1 |
| Djo, LLC | $44.48 | 2 |
What the 2025 payments were for
- Food and Beverage$488.28 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 42 physician assistants in East Setauket · All physician assistants in New York