Natalia Alina Szaflarski, D.O.
NPI 1346683075ActiveIndividual· Internal Medicine· South Holland, IL
Internal Medicine (D.O.) with Advocate Health and Hospitals Corporation, practicing in South Holland, Illinois. 240 Medicare patients in 2024, $70,085 paid; nearly all of their 252 Part D prescriptions were generic (91%). Lists Advocate Christ Hospital & Medical Center as a hospital affiliation.
Overview
| NPI | 1346683075 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Apr 11, 2013 |
| Last updated in NPPES | Dec 17, 2021 |
| Certified by provider | Dec 17, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-139533 | 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 | 240 |
|---|---|
| Services billed | 745 across 13 procedure codes |
| Paid by Medicare | $70,085 |
Part D prescriptions in 2024
| Prescriptions (claims) | 252 · 257 30-day fills |
|---|---|
| Patients | 125 |
| Total drug cost | $10,512 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Advocate Health and Hospitals CorporationChicago, IL · 3,118 clinicians
Hospital affiliation
- Advocate Christ Hospital & Medical CenterOak Lawn, IL
Other facilities
- Advocate HospiceHospice · Oak Brook, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 21 internal medicine physicians in South Holland · All internal medicine physicians in Illinois