Larisa Chernishuk, NP, FNP-BC, FNP-C
NPI 1720730039ActiveIndividual· Nurse Practitioner, Family· Pontiac, MI
Nurse Practitioner, Family (NP, FNP-BC, FNP-C) with Osh Mi Physicians Group, PC, practicing in Pontiac, Michigan. Their prescriptions cost Medicare Part D more than their services did: $665,730 for 6,955 claims, against $12,103 paid for services in 2024. Exact Sciences Corporation reported $17.15 in payments in 2025, mostly food and beverage. Lists McLaren Oakland as a hospital affiliation.
Overview
| NPI | 1720730039 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP, FNP-BC, FNP-C |
| Sole proprietor | No |
| NPI issued | Jan 19, 2022 |
| Last updated in NPPES | Jan 8, 2025 |
| Certified by provider | Jan 8, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 4704314636 | MI |
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 - Nurse Practitioner (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 85 |
|---|---|
| Services billed | 263 across 23 procedure codes |
| Paid by Medicare | $12,103 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,955 · 13,638 30-day fills |
|---|---|
| Patients | 675 |
| Total drug cost | $665,730 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Osh Mi Physicians Group, PCRaleigh, NC · 157 clinicians
Hospital affiliation
- McLaren OaklandPontiac, MI
Industry payments (Open Payments)
- 2025$17.15 · 1 payment from 1 company
- 2024$13.49 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $17.15 | 1 |
What the 2025 payments were for
- Food and Beverage$17.15 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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