Carol J. Straka, M.D.
Opted out of Medicare from October 2025 to October 2027. Internal Medicine (M.D.) in Niles, Illinois, trained at University of Chicago, Pritzker School of Medicine (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $602,224 for 6,546 claims, against $187,962 paid for services in 2024. Novo Nordisk Inc was the largest of 8 companies reporting payments in 2025, $585.36 in all, mostly food and beverage.
Overview
| NPI | 1679523005 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 10, 2006 |
| Last updated in NPPES | Dec 15, 2021 |
| Certified by provider | Dec 15, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036069920 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Oct 1, 2025 – Oct 1, 2027 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 500 |
|---|---|
| Services billed | 4,518 across 53 procedure codes |
| Paid by Medicare | $187,962 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,546 · 16,347 30-day fills |
|---|---|
| Patients | 590 |
| Total drug cost | $602,224 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Chicago, Pritzker School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Internal Medicine |
Hospital affiliation
- Advocate Lutheran General HospitalPark Ridge, IL
Industry payments (Open Payments)
- 2025$585.36 · 26 payments from 8 companies
- 2024$1,130 · 58 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $171.68 | 7 |
| Astrazeneca Pharmaceuticals LP | $167.67 | 8 |
| Lilly USA, LLC | $83.54 | 3 |
| Amgen Inc. | $59.11 | 3 |
| Kowa Pharmaceuticals America, Inc. | $34.96 | 2 |
What the 2025 payments were for
- Food and Beverage$585.36 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 31 internal medicine physicians in Niles · All internal medicine physicians in Illinois