Tyson Jay Lahti, DO
NPI 1477814846ActiveIndividual· Internal Medicine· Muskegon, MI
Internal Medicine (DO) with Spectrum Health Primary Care Partners, practicing in Muskegon, Michigan. Their prescriptions cost Medicare Part D more than their services did: $702,183 for 5,583 claims, against $14,439 paid for services in 2024. Novo Nordisk Inc reported $44.48 in payments in 2025, mostly food and beverage. Lists Corewell Health Gerber Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1477814846 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Jun 1, 2012 |
| Last updated in NPPES | Apr 1, 2024 |
| Certified by provider | Apr 1, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5101022502 | MI |
| Pediatrics | 208000000X | 5101022502 | 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 - Family Practice (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 82 |
|---|---|
| Services billed | 234 across 24 procedure codes |
| Paid by Medicare | $14,439 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,583 · 10,658 30-day fills |
|---|---|
| Patients | 835 |
| Total drug cost | $702,183 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- Spectrum Health Primary Care PartnersGrand Rapids, MI · 2,294 clinicians
Hospital affiliations
- Corewell Health Gerber HospitalFremont, MI
- Spectrum HealthGrand Rapids, MI
- Trinity Health Muskegon HospitalMuskegon, MI
Industry payments (Open Payments)
- 2025$44.48 · 2 payments from 1 company
- 2024$123.38 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $44.48 | 2 |
What the 2025 payments were for
- Food and Beverage$44.48 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 63 internal medicine physicians in Muskegon · All internal medicine physicians in Michigan