John C. Krauss, M.D.
NPI 1396745014ActiveIndividual· Internal Medicine, Medical Oncology· Ann Arbor, MI
Internal Medicine, Medical Oncology (M.D.) in Ann Arbor, Michigan, trained at University of Michigan Medical School (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $1,027,536 for 679 claims, against $39,187 paid for services in 2024. Pfizer Inc. was the largest of 2 companies reporting payments in 2025, $167.96 in all, mostly food and beverage.
Overview
| NPI | 1396745014 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 22, 2005 |
| Last updated in NPPES | Oct 1, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 4301052958 | MI |
| Internal Medicine | 207R00000X | 4301052958 | MI |
| Internal Medicine, Hematology | 207RH0000X | 4301052958 | MI |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 052958 | 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 - Medical Oncology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 134 |
|---|---|
| Services billed | 549 across 9 procedure codes |
| Paid by Medicare | $39,187 |
Part D prescriptions in 2024
| Prescriptions (claims) | 679 · 1,048 30-day fills |
|---|---|
| Patients | 138 |
| Total drug cost | $1,027,536 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of Michigan Medical School |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology, Internal Medicine |
Medical group
- Regents of the University of MichiganAnn Arbor, MI · 3,346 clinicians
Hospital affiliation
- University of Michigan Health SystemAnn Arbor, MI
Industry payments (Open Payments)
- 2025$167.96 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $130.43 | 1 |
| Janssen Research & Development, LLC | $37.53 | 1 |
What the 2025 payments were for
- Food and Beverage$167.96 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 65 medical oncologists in Ann Arbor · All medical oncologists in Michigan