David Eugene Oakley, MD
NPI 1578523700ActiveIndividual· Internal Medicine· Traverse City, MI
Internal Medicine (MD) in Traverse City, Michigan, trained at Michigan State University College of Human Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $796,822 for 9,090 claims, against $85,418 paid for services in 2024. Pfizer Inc. was the largest of 12 companies reporting payments in 2025, $455.70 in all, mostly food and beverage.
Overview
| NPI | 1578523700 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 23, 2006 |
| Last updated in NPPES | Oct 22, 2020 |
| Certified by provider | Oct 22, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 4301059433 | 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 - Internal Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 262 |
|---|---|
| Services billed | 1,543 across 57 procedure codes |
| Paid by Medicare | $85,418 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,090 · 21,605 30-day fills |
|---|---|
| Patients | 679 |
| Total drug cost | $796,822 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Michigan State University College of Human Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Great Lakes Therapy Housecalls PCTraverse City, MI · 73 clinicians
- Thirlby Clinic PLCTraverse City, MI · 12 clinicians
- Grand Traverse Internists PCTraverse City, MI · 8 clinicians
Hospital affiliations
- Kalkaska Memorial Health CenterKalkaska, MI
- Munson Healthcare Cadillac HospitalCadillac, MI
- Munson Healthcare Grayling HospitalGrayling, MI
- Munson Medical CenterTraverse City, MI
- Paul Oliver Memorial HospitalFrankfort, MI
Other facilities
- Great Lakes Home Healthcare Specialists LLCHome health agency · Traverse City, MI
- Munson Home CareHome health agency · Traverse City, MI
Industry payments (Open Payments)
- 2025$455.70 · 23 payments from 12 companies
- 2024$389.97 · 21 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $80.29 | 4 |
| Astrazeneca Pharmaceuticals LP | $65.52 | 4 |
| Abbvie Inc. | $54.38 | 3 |
| Glaxosmithkline, LLC. | $48.59 | 2 |
| Novo Nordisk Inc | $48.41 | 2 |
What the 2025 payments were for
- Food and Beverage$455.70 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 113 internal medicine physicians in Traverse City · All internal medicine physicians in Michigan