Andrew Michael Toenniessen, DO
NPI 1518580612ActiveIndividual· General Practice· Herkimer, NY
General Practice (DO) in Herkimer, New York, trained at Lake Erie Col of Osteo Med at Seton Hill Univ (class of 2020). Their prescriptions cost Medicare Part D more than their services did: $1,020,651 for 6,258 claims, against $240,405 paid for services in 2024.
Overview
| NPI | 1518580612 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | May 22, 2020 |
| Last updated in NPPES | Jul 24, 2023 |
| Certified by provider | Jul 24, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | 320513 | 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 - General Practice (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 290 |
|---|---|
| Services billed | 3,540 across 8 procedure codes |
| Paid by Medicare | $240,405 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,258 · 6,287 30-day fills |
|---|---|
| Patients | 350 |
| Total drug cost | $1,020,651 |
| Generic share | 76% of claims |
Education and affiliations
| Medical school | Lake Erie Col of Osteo Med at Seton Hill Univ |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | General Practice |
Medical groups
- Peyman Younesi MD PLLCPort Jefferson Station, NY · 92 clinicians
- Fresh Meadows Physician Practice PLLCLe Roy, NY · 37 clinicians
- Py Medical Services of Ny PLLCFlushing, NY · 14 clinicians
Hospital affiliations
- Bassett HealthcareCooperstown, NY
- Kaleida HealthBuffalo, NY
Other facilities
- Foltsbrook Center for Nursing and RehabilitationNursing home · Herkimer, NY
- The Pearl Nursing Center of RochesterNursing home · Rochester, NY
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other general practitioners in Herkimer
- 1356215784