Samuel S. Krengel, M.D.
NPI 1497755375ActiveIndividual· Urology· Hinsdale, IL
Urology (M.D.) in Hinsdale, Illinois, trained at Chicago College of Medicine and Surgery (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $688,276 for 2,504 claims, against $306,890 paid for services in 2024. Dendreon Pharmaceuticals LLC was the largest of 27 companies reporting payments in 2025, $1,335 in all, mostly food and beverage.
Overview
| NPI | 1497755375 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 21, 2005 |
| Last updated in NPPES | Jul 12, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | 036-088985 | IL |
| Specialist | 174400000X | 036088985 | IL |
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 - Urology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 782 |
|---|---|
| Services billed | 9,398 across 74 procedure codes |
| Paid by Medicare | $306,890 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,504 · 6,093 30-day fills |
|---|---|
| Patients | 546 |
| Total drug cost | $688,276 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Chicago College of Medicine and Surgery |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Urology |
Medical group
- Uropartners LLCHinsdale, IL · 138 clinicians
Hospital affiliations
- Uchicago Medicine Adventhealth BolingbrookBolingbrook, IL
- Uchicago Medicine Adventhealth HinsdaleHinsdale, IL
- Uchicago Medicine Adventhealth la GrangeLa Grange, IL
Industry payments (Open Payments)
- 2025$1,335 · 54 payments from 27 companies
- 2024$1,407 · 53 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dendreon Pharmaceuticals LLC | $155.04 | 6 |
| Bayer Healthcare Pharmaceuticals Inc. | $134.55 | 7 |
| Blue Earth Diagnostics | $111.35 | 4 |
| Verity Pharmaceuticals Inc. | $99.75 | 3 |
| Immunitybio, Inc. | $84.22 | 3 |
What the 2025 payments were for
- Food and Beverage$1,335 · 54 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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