Nataliya Pyslar, M.D.
NPI 1033352703ActiveIndividual· Internal Medicine, Cardiovascular Disease· Park Ridge, IL
Internal Medicine, Cardiovascular Disease (M.D.) with Cook County, practicing in Park Ridge, Illinois. Their prescriptions cost Medicare Part D more than their services did: $60,421 for 401 claims, against $17,881 paid for services in 2024. Regeneron Pharmaceuticals, Inc. was the largest of 5 companies reporting payments in 2025, $3,718 in all, mostly consulting fees. Lists John H Stroger Jr Hospital as a hospital affiliation.
Overview
| NPI | 1033352703 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 10, 2009 |
| Last updated in NPPES | Apr 28, 2021 |
| Certified by provider | Apr 28, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 036130424 | IL |
| Internal Medicine | 207R00000X | 036-130424 | IL |
| Nuclear Medicine, Nuclear Cardiology | 207UN0901X | 036-130424 | 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 - Cardiovascular Disease (Cardiology) (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 416 |
|---|---|
| Services billed | 599 across 23 procedure codes |
| Paid by Medicare | $17,881 |
Part D prescriptions in 2024
| Prescriptions (claims) | 401 · 928 30-day fills |
|---|---|
| Patients | 68 |
| Total drug cost | $60,421 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical group
- Cook CountyChicago, IL · 788 clinicians
Hospital affiliation
- John H Stroger Jr HospitalChicago, IL
Industry payments (Open Payments)
- 2025$3,718 · 10 payments from 5 companies
- 2024$405.27 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Pharmaceuticals, Inc. | $3,366 | 3 |
| Amgen Inc. | $151.75 | 1 |
| Esperion Therapeutics, Inc. | $149.06 | 4 |
| Boston Scientific Corporation | $26.17 | 1 |
| Novartis Pharmaceuticals Corporation | $25.73 | 1 |
What the 2025 payments were for
- Consulting Fee$3,252 · 2 payments
- Food and Beverage$466.44 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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