Walter Thad Rathkamp, M.D.
NPI 1164406146ActiveIndividual· Family Medicine· Freeland, MI
Family Medicine (M.D.) in Freeland, Michigan, trained at Wayne State University School of Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $1,128,563 for 7,847 claims, against $66,450 paid for services in 2024. Abbvie Inc. was the largest of 12 companies reporting payments in 2025, $458.44 in all, mostly food and beverage.
Overview
| NPI | 1164406146 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 2, 2005 |
| Last updated in NPPES | Oct 11, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 4301068143 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 213 |
|---|---|
| Services billed | 1,358 across 48 procedure codes |
| Paid by Medicare | $66,450 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,847 · 19,837 30-day fills |
|---|---|
| Patients | 464 |
| Total drug cost | $1,128,563 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Covenant Medical Center, Inc.Saginaw, MI · 480 clinicians
Hospital affiliations
- Covenant Medical CenterSaginaw, MI
- Mymichigan Medical Center MidlandMidland, MI
Other facilities
- Covenant at HomeHome health agency · Saginaw, MI
- Elara CaringHome health agency · Bingham Farms, MI
Industry payments (Open Payments)
- 2025$458.44 · 27 payments from 12 companies
- 2024$361.50 · 20 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $155.12 | 10 |
| Lilly USA, LLC | $49.49 | 3 |
| Astrazeneca Pharmaceuticals LP | $45.57 | 3 |
| Glaxosmithkline, LLC. | $33.86 | 2 |
| Janssen Pharmaceuticals, Inc | $27.97 | 1 |
What the 2025 payments were for
- Food and Beverage$444.68 · 26 payments
- Education$13.76 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Family Medicine providers in Freeland
- 1669410072
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- 1619557956
- 1245284124