Marius J. Katilius, MD
NPI 1659346583ActiveIndividual· Surgery· Joliet, IL
Surgery (MD) with Advocate Health and Hospitals Corporation and 2 other groups, practicing in Joliet, Illinois. 256 Medicare patients in 2024, $69,765 paid; nearly all of their 96 Part D prescriptions were generic (96%). Baxter Healthcare was the largest of 3 companies reporting payments in 2024, $164.26 in all, mostly food and beverage. Lists Advocate Illinois Masonic Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1659346583 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 22, 2006 |
| Last updated in NPPES | Apr 7, 2025 |
| Certified by provider | Apr 7, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 036102938 | 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 - General Surgery (IL); Practitioner - General Surgery (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 256 |
|---|---|
| Services billed | 593 across 91 procedure codes |
| Paid by Medicare | $69,765 |
Part D prescriptions in 2024
| Prescriptions (claims) | 96 · 144 30-day fills |
|---|---|
| Patients | 54 |
| Total drug cost | $5,472 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | General Surgery |
Medical groups
- Advocate Health and Hospitals CorporationChicago, IL · 3,118 clinicians
- Dupage Medical Group LtdWinfield, IL · 1,322 clinicians
- Mercy Health System CorporationJanesville, WI · 753 clinicians
Hospital affiliations
- Advocate Illinois Masonic Medical CenterChicago, IL
- Mercy Health System CorpJanesville, WI
- Morris Hospital & Healthcare CentersMorris, IL
- Saint Joseph Medical CenterJoliet, IL
- Silver Cross Hospital and Medical CentersNew Lenox, IL
Industry payments (Open Payments)
- 2024$164.26 · 3 payments from 3 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Baxter Healthcare | $104.17 | 1 |
| Intuitive Surgical, Inc. | $37.20 | 1 |
| Smith+nephew, Inc. | $22.89 | 1 |
What the 2024 payments were for
- Food and Beverage$164.26 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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