Stephen James Clark, M.D.
NPI 1538123385ActiveIndividual· Family Medicine· Lindenhurst, IL
Family Medicine (M.D.) in Lindenhurst, Illinois, trained at Northwestern University Feinberg Medical School (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $301,323 for 2,611 claims, against $75,768 paid for services in 2024. Novo Nordisk Inc was the largest of 18 companies reporting payments in 2025, $2,129 in all, mostly food and beverage.
Overview
| NPI | 1538123385 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 17, 2006 |
| Last updated in NPPES | Sep 8, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036083190 | 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 - Family Practice (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 280 |
|---|---|
| Services billed | 1,242 across 32 procedure codes |
| Paid by Medicare | $75,768 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,611 · 6,030 30-day fills |
|---|---|
| Patients | 336 |
| Total drug cost | $301,323 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Family Practice |
Medical group
- Stephen J. Clark M.D.,p.C.Lindenhurst, IL · 3 clinicians
Hospital affiliations
- Advocate Condell Medical CenterLibertyville, IL
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Northwestern Lake Forest HospitalLake Forest, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine McHenryMcHenry, IL
Other facilities
- Assure Home Healthcare, IncHome health agency · Libertyville, IL
Industry payments (Open Payments)
- 2025$2,129 · 96 payments from 18 companies
- 2024$2,015 · 102 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $554.23 | 25 |
| Abbvie Inc. | $335.78 | 15 |
| Pfizer Inc. | $236.24 | 10 |
| Astrazeneca Pharmaceuticals LP | $216.96 | 12 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $139.63 | 7 |
What the 2025 payments were for
- Food and Beverage$2,129 · 96 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Family Medicine providers in Lindenhurst
- 1386643047
- 1083960926
- 1033173893