Justine Marie Schleiffelder, APRN
NPI 1356807242ActiveIndividual· Nurse Practitioner, Family· Stony Brook, NY
Nurse Practitioner, Family (APRN) with Stony Brook Internists University Faculty Practice Corporation, practicing in Stony Brook, New York. Their prescriptions cost Medicare Part D more than their services did: $231,717 for 2,301 claims, against $37,158 paid for services in 2024. Dexcom, Inc. was the largest of 11 companies reporting payments in 2025, $359.05 in all, mostly food and beverage.
Overview
| NPI | 1356807242 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN |
| Sole proprietor | No |
| NPI issued | Feb 15, 2019 |
| Last updated in NPPES | Jul 8, 2025 |
| Certified by provider | Jul 8, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | F343487-1 | NY |
| Nurse Practitioner, Family | 363LF0000X | 343487 | NY |
| Nurse Practitioner, Family | 363LF0000X | 25869 | SC |
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); Practitioner - Nurse Practitioner (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 284 |
|---|---|
| Services billed | 1,084 across 57 procedure codes |
| Paid by Medicare | $37,158 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,301 · 4,066 30-day fills |
|---|---|
| Patients | 342 |
| Total drug cost | $231,717 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Stony Brook Internists University Faculty Practice CorporationStony Brook, NY · 428 clinicians
Industry payments (Open Payments)
- 2025$359.05 · 19 payments from 11 companies
- 2024$791.20 · 45 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $71.42 | 2 |
| Novo Nordisk Inc | $58.72 | 3 |
| Astrazeneca Pharmaceuticals LP | $47.71 | 3 |
| Amgen Inc. | $38.19 | 2 |
| Abbvie Inc. | $35.78 | 2 |
What the 2025 payments were for
- Food and Beverage$359.05 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 68 family nurse practitioners in Stony Brook · All family nurse practitioners in New York