Preston Duane Thomas, M.D.
NPI 1427018571ActiveIndividual· Family Medicine· Pontiac, MI
Family Medicine (M.D.) in Pontiac, Michigan, trained at Wayne State University School of Medicine (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $631,546 for 4,878 claims, against $24,461 paid for services in 2024. Lilly USA, LLC was the largest of 2 companies reporting payments in 2025, $246.09 in all, mostly food and beverage.
Overview
| NPI | 1427018571 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 24, 2006 |
| Last updated in NPPES | Apr 23, 2026 |
| Certified by provider | Apr 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 4301076748 | 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 | 91 |
|---|---|
| Services billed | 419 across 34 procedure codes |
| Paid by Medicare | $24,461 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,878 · 10,303 30-day fills |
|---|---|
| Patients | 359 |
| Total drug cost | $631,546 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Family Practice |
Medical groups
- McLaren Medical GroupLansing, MI · 213 clinicians
- Vpa PCRenton, WA · 178 clinicians
Hospital affiliation
- McLaren OaklandPontiac, MI
Other facilities
- Axiom Home CareHome health agency · Southgate, MI
Industry payments (Open Payments)
- 2025$246.09 · 2 payments from 2 companies
- 2024$231.11 · 7 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $124.74 | 1 |
| Astrazeneca Pharmaceuticals LP | $121.35 | 1 |
What the 2025 payments were for
- Food and Beverage$246.09 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 99 family medicine physicians in Pontiac · All family medicine physicians in Michigan