Richard Slavomir Izewski, MD
NPI 1306930177ActiveIndividual· Internal Medicine· Schaumburg, IL
Internal Medicine (MD) in Schaumburg, Illinois, licensed in IL, with an NPI issued in October 2006. Their prescriptions cost Medicare Part D more than their services did: $520,538 for 6,465 claims, against $57,344 paid for services in 2024. Novo Nordisk Inc was the largest of 10 companies reporting payments in 2025, $950.86 in all, mostly food and beverage. Lists Advocate Lutheran General Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1306930177 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 3, 2006 |
| Last updated in NPPES | Oct 20, 2020 |
| Certified by provider | Oct 20, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036085452 | 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 - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 182 |
|---|---|
| Services billed | 1,076 across 34 procedure codes |
| Paid by Medicare | $57,344 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,465 · 12,954 30-day fills |
|---|---|
| Patients | 405 |
| Total drug cost | $520,538 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Advocate Lutheran General HospitalPark Ridge, IL
- Alexian Brothers Medical Center 1Elk Grove Village, IL
- Northwest Community Hospital 1Arlington Heights, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
Other facilities
- All Quality Home Health Care, LLCHome health agency · Wheeling, IL
- V Care Hospice Services of IllinoisHospice · Northbrook, IL
- Lutheran Home for the AgedNursing home · Arlington Hts, IL
Industry payments (Open Payments)
- 2025$950.86 · 23 payments from 10 companies
- 2024$671.04 · 33 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $283.69 | 3 |
| Merck Sharp & Dohme LLC | $148.58 | 2 |
| Gilead Sciences, Inc. | $118.58 | 1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $105.03 | 4 |
| Amgen Inc. | $97.81 | 5 |
What the 2025 payments were for
- Food and Beverage$950.86 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 54 internal medicine physicians in Schaumburg · All internal medicine physicians in Illinois