Clark McClurkin, M.D.
NPI 1184604282ActiveIndividual· Internal Medicine, Nephrology· Chicago, IL
Internal Medicine, Nephrology (M.D.) in Chicago, Illinois, trained at Howard University College of Medicine (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $334,868 for 1,002 claims, against $151,620 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 10 companies reporting payments in 2025, $605.93 in all, mostly food and beverage.
Overview
| NPI | 1184604282 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 17, 2006 |
| Last updated in NPPES | Nov 22, 2024 |
| Certified by provider | Nov 22, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 036078948 | 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 - Nephrology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 184 |
|---|---|
| Services billed | 1,114 across 17 procedure codes |
| Paid by Medicare | $151,620 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,002 · 2,213 30-day fills |
|---|---|
| Patients | 169 |
| Total drug cost | $334,868 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | Howard University College of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Nephrology |
Medical group
- Associates in Nephrology SCChicago, IL · 52 clinicians
Hospital affiliations
- Holy Cross HospitalChicago, IL
- Ingalls Memorial HospitalHarvey, IL
- Roseland Community HospitalChicago, IL
- St Bernard HospitalChicago, IL
Other facilities
- Fkc - Evergreen ParkDialysis facility · Evergreen Park, IL
- Fkc - Mokena DialysisDialysis facility · Mokena, IL
- Fmc - Alsip Dialysis CenterDialysis facility · Alsip, IL
- Fmc - Blue Island Dialysis CenterDialysis facility · Blue Island, IL
- Fmc - South ShoreDialysis facility · Chicago, IL
Industry payments (Open Payments)
- 2025$605.93 · 25 payments from 10 companies
- 2024$1,476 · 26 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $134.61 | 7 |
| Travere Therapeutics, Inc. | $134.30 | 2 |
| Lilly USA, LLC | $105.04 | 5 |
| Bayer Healthcare Pharmaceuticals Inc. | $98.28 | 4 |
| Calliditas Therapeutics US Inc. | $44.29 | 2 |
What the 2025 payments were for
- Food and Beverage$566.87 · 23 payments
- Education$39.06 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 226 nephrologists in Chicago · All nephrologists in Illinois