Krzysztof Warszawski, M.D.
NPI 1295711935ActiveIndividual· Internal Medicine· Garden City, MI
Internal Medicine (M.D.) with Michigan Healthcare Professionals PC, practicing in Garden City, Michigan. Their prescriptions cost Medicare Part D more than their services did: $765,025 for 5,656 claims, against $79,985 paid for services in 2024. Lilly USA, LLC was the largest of 3 companies reporting payments in 2025, $182.24 in all, mostly food and beverage. Lists Beaumont Hospital - Dearborn and 1 other hospital as hospital affiliations.
Overview
| NPI | 1295711935 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 15, 2005 |
| Last updated in NPPES | Feb 18, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 4301061381 | 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 | 97 |
|---|---|
| Services billed | 1,850 across 71 procedure codes |
| Paid by Medicare | $79,985 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,656 · 12,719 30-day fills |
|---|---|
| Patients | 265 |
| Total drug cost | $765,025 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1985 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Michigan Healthcare Professionals PCClarkston, MI · 529 clinicians
Hospital affiliations
- Beaumont Hospital - DearbornDearborn, MI
- Corewell Health Wayne HospitalWayne, MI
Industry payments (Open Payments)
- 2025$182.24 · 5 payments from 3 companies
- 2024$45.68 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $109.59 | 1 |
| Amgen Inc. | $57.43 | 3 |
| Dexcom, Inc. | $15.22 | 1 |
What the 2025 payments were for
- Food and Beverage$182.24 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 54 internal medicine physicians in Garden City · All internal medicine physicians in Michigan