Michael Dean Hartwig, MD
NPI 1457354201ActiveIndividual· Family Medicine· Perry, OK
Family Medicine (MD) in Perry, Oklahoma, trained at University of Oklahoma College of Medicine (class of 1986). Part D covered 9,887 prescriptions written in 2024, 80% of them generic. Bayer Healthcare Pharmaceuticals Inc. was the largest of 8 companies reporting payments in 2025, $648.88 in all, mostly food and beverage.
Overview
| NPI | 1457354201 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 24, 2005 |
| Last updated in NPPES | Jan 11, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 16159 | OK |
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 (OK) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 9,887 · 13,749 30-day fills |
|---|---|
| Patients | 325 |
| Total drug cost | $1,128,488 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Family Practice |
Medical group
- Stillwater Medical Center AuthorityStillwater, OK · 153 clinicians
Hospital affiliations
- Stillwater Medical - PerryPerry, OK
- Stillwater Medical CenterStillwater, OK
- Stillwater Medical-BlackwellBlackwell, OK
Other facilities
- Companion Home Health, LLCHome health agency · Guthrie, OK
- Complete Home Health of Western OklahomaHome health agency · Tulsa, OK
- Elara Caring XviiiHome health agency · Stillwater, OK
- Companion Hospice, L.L.C.Hospice · Guthrie, OK
- Perry Green Valley Nursing Center, LLCNursing home · Perry, OK
Industry payments (Open Payments)
- 2025$648.88 · 33 payments from 8 companies
- 2024$395.60 · 24 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $196.14 | 9 |
| Lilly USA, LLC | $126.41 | 8 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $96.76 | 5 |
| Astrazeneca Pharmaceuticals LP | $85.36 | 4 |
| Novo Nordisk Inc | $77.91 | 4 |
What the 2025 payments were for
- Food and Beverage$648.88 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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