Gregory J. Kruper, M.D.
NPI 1225263866ActiveIndividual· Otolaryngology· Gurnee, IL
Otolaryngology (M.D.) with Lake County Head and Neck Specialists S.C., practicing in Gurnee, Illinois. Their prescriptions cost Medicare Part D more than their services did: $155,394 for 704 claims, against $80,953 paid for services in 2024. Lists Advocate Condell Medical Center as a hospital affiliation.
Overview
| NPI | 1225263866 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 27, 2009 |
| Last updated in NPPES | Mar 5, 2025 |
| Certified by provider | Mar 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | 036-134245 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Otolaryngology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 496 |
|---|---|
| Services billed | 1,058 across 33 procedure codes |
| Paid by Medicare | $80,953 |
Part D prescriptions in 2024
| Prescriptions (claims) | 704 · 1,124 30-day fills |
|---|---|
| Patients | 308 |
| Total drug cost | $155,394 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Otolaryngology |
Medical group
- Lake County Head and Neck Specialists S.C.Libertyville, IL · 8 clinicians
Hospital affiliation
- Advocate Condell Medical CenterLibertyville, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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