Richard R. Clark, M.D.
NPI 1023042470ActiveIndividual· Family Medicine· Grayslake, IL
Family Medicine (M.D.) in Grayslake, Illinois, trained at Jefferson Medical College of Thomas Jefferson University (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $341,942 for 3,190 claims, against $58,007 paid for services in 2024. Abbott Laboratories reported $20.27 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1023042470 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 10, 2006 |
| Last updated in NPPES | Jan 12, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 003-036-082187-01 | IL |
| Family Medicine | 207Q00000X | 38607 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 163 |
|---|---|
| Services billed | 864 across 31 procedure codes |
| Paid by Medicare | $58,007 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,190 · 7,928 30-day fills |
|---|---|
| Patients | 292 |
| Total drug cost | $341,942 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Jefferson Medical College of Thomas Jefferson University |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
Hospital affiliations
- Northwestern Lake Forest HospitalLake Forest, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Memorial HospitalChicago, IL
Other facilities
- Angels Grace HospiceHospice · Bolingbrook, IL
Industry payments (Open Payments)
- 2025$20.27 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $20.27 | 1 |
What the 2025 payments were for
- Food and Beverage$20.27 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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