Catherine Kerschen, DO
NPI 1225087554ActiveIndividual· Internal Medicine, Gastroenterology· East Lansing, MI
Internal Medicine, Gastroenterology (DO) in East Lansing, Michigan, trained at Michigan State University College of Osteopathic Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $158,433 for 260 claims, against $9,241 paid for services in 2024. Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $288.04 in all, mostly food and beverage.
Overview
| NPI | 1225087554 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | May 5, 2006 |
| Last updated in NPPES | Oct 22, 2024 |
| Certified by provider | Oct 22, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 5101011626 | 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 - Gastroenterology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 61 |
|---|---|
| Services billed | 88 across 15 procedure codes |
| Paid by Medicare | $9,241 |
Part D prescriptions in 2024
| Prescriptions (claims) | 260 · 383 30-day fills |
|---|---|
| Patients | 93 |
| Total drug cost | $158,433 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Gastroenterology |
Medical group
- Msu Health Care Inc.East Lansing, MI · 198 clinicians
Hospital affiliations
- Eaton Rapids Medical CenterEaton Rapids, MI
- Edward W Sparrow HospitalLansing, MI
Industry payments (Open Payments)
- 2025$288.04 · 10 payments from 5 companies
- 2024$106.89 · 5 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $118.25 | 6 |
| Janssen Scientific Affairs, LLC | $105.58 | 1 |
| Novo Nordisk Inc | $26.36 | 1 |
| Genzyme Corporation | $24.09 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $13.76 | 1 |
What the 2025 payments were for
- Food and Beverage$274.28 · 9 payments
- Education$13.76 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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