Robert Edward Clark, MD
NPI 1033372727ActiveIndividual· Internal Medicine, Gastroenterology· Bloomington, IL
Internal Medicine, Gastroenterology (MD) with Illinois Gastroenterology Group LLC, practicing in Bloomington, Illinois. Their prescriptions cost Medicare Part D more than their services did: $450,223 for 1,249 claims, against $162,729 paid for services in 2024. Abbvie Inc. was the largest of 19 companies reporting payments in 2025, $2,358 in all, mostly food and beverage. Lists Carle Bromenn Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1033372727 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 3, 2008 |
| Last updated in NPPES | Jun 26, 2026 |
| Certified by provider | Jun 26, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 036131371 | IL |
| Internal Medicine | 207R00000X | MT190170 | PA |
| Internal Medicine, Gastroenterology | 207RG0100X | 2010017443 | MO |
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 - Gastroenterology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 582 |
|---|---|
| Services billed | 3,837 across 32 procedure codes |
| Paid by Medicare | $162,729 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,249 · 2,101 30-day fills |
|---|---|
| Patients | 672 |
| Total drug cost | $450,223 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Illinois Gastroenterology Group LLCArlington Heights, IL · 115 clinicians
Hospital affiliations
- Carle Bromenn Medical CenterNormal, IL
- Saint James HospitalPontiac, IL
- St Joseph Medical CenterBloomington, IL
- Warner Hospital and Health ServicesClinton, IL
Industry payments (Open Payments)
- 2025$2,358 · 126 payments from 19 companies
- 2024$2,469 · 128 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $1,002 | 57 |
| Janssen Biotech, Inc. | $325.99 | 21 |
| Takeda Pharmaceuticals U.S.A., Inc. | $220.06 | 11 |
| Genzyme Corporation | $143.20 | 5 |
| Ipsen Biopharmaceuticals, Inc | $121.26 | 6 |
What the 2025 payments were for
- Food and Beverage$2,358 · 126 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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