George A. Adam, M.D.
NPI 1316902562ActiveIndividual· Internal Medicine, Nephrology· Battle Creek, MI
Internal Medicine, Nephrology (M.D.) in Battle Creek, Michigan, licensed in MI, with an NPI issued in April 2006. Their prescriptions cost Medicare Part D more than their services did: $546,964 for 2,840 claims, against $321,856 paid for services in 2024. Calliditas Therapeutics US Inc. was the largest of 6 companies reporting payments in 2025, $164.01 in all, mostly food and beverage. Lists Borgess Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1316902562 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 19, 2006 |
| Last updated in NPPES | Nov 19, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | GA073501 | 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 - Nephrology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 574 |
|---|---|
| Services billed | 2,587 across 23 procedure codes |
| Paid by Medicare | $321,856 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,840 · 5,681 30-day fills |
|---|---|
| Patients | 365 |
| Total drug cost | $546,964 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 1988 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Borgess Medical CenterKalamazoo, MI
- Bronson Battle Creek HospitalBattle Creek, MI
- Bronson Lakeview HospitalPaw Paw, MI
- Bronson Methodist HospitalKalamazoo, MI
- Oaklawn HospitalMarshall, MI
Other facilities
- Davita Battle Creek DialysisDialysis facility · Battle Creek, MI
- Davita Kalamazoo Central DialysisDialysis facility · Kalamazoo, MI
- Heritage DialysisDialysis facility · Fenton, MI
Industry payments (Open Payments)
- 2025$164.01 · 8 payments from 6 companies
- 2024$40.46 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Calliditas Therapeutics US Inc. | $47.69 | 2 |
| Alexion Pharmaceuticals, Inc. | $42.61 | 2 |
| Amgen Inc. | $20.81 | 1 |
| Kyowa Kirin, Inc. | $19.85 | 1 |
| Novo Nordisk Inc | $19.05 | 1 |
What the 2025 payments were for
- Food and Beverage$164.01 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nephrologists in Battle Creek
- 1548389141