Tori L. Vanassche, NP
NPI 1235863861ActiveIndividual· Nurse Practitioner· Bay City, MI
Nurse Practitioner (NP) with Great Lakes Medical Center PLLC, practicing in Bay City, Michigan. Their prescriptions cost Medicare Part D more than their services did: $536,664 for 6,358 claims, against $20,924 paid for services in 2024. Amgen Inc. was the largest of 13 companies reporting payments in 2025, $433.32 in all, mostly food and beverage. Lists Covenant Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1235863861 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Jul 11, 2022 |
| Last updated in NPPES | Jul 11, 2022 |
| Certified by provider | Jun 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 4704243597 | MI |
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 (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 117 |
|---|---|
| Services billed | 936 across 26 procedure codes |
| Paid by Medicare | $20,924 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,358 · 13,212 30-day fills |
|---|---|
| Patients | 658 |
| Total drug cost | $536,664 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Great Lakes Medical Center PLLCBay City, MI · 4 clinicians
Hospital affiliations
- Covenant Medical CenterSaginaw, MI
- McLaren Bay RegionBay City, MI
- Mymichigan Medical Center MidlandMidland, MI
- Saint Mary's Standish Community HospitalStandish, MI
Industry payments (Open Payments)
- 2025$433.32 · 18 payments from 13 companies
- 2024$419.00 · 22 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $106.90 | 2 |
| Novo Nordisk Inc | $52.87 | 3 |
| Axsome Therapeutics, Inc. | $50.74 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $41.75 | 2 |
| Vertex Pharmaceuticals Incorporated | $27.08 | 1 |
What the 2025 payments were for
- Food and Beverage$433.32 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 28 nurse practitioners in Bay City · All nurse practitioners in Michigan