Doctor profile · Federal record
Dr. Marius Katilius, MD
Surgery Physician (CMS: General Surgery) · Joliet, IL
- NPI 1659346583
- Accepts Medicare
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2 Uno Cir
Joliet, IL 604356653
(815) 725-2277 - Additional location
-
836 W Wellington Ave
Chicago, IL 606575147
(773) 296-5073
fax (773) 296-7199 - Mailing address
-
1860 Payshere Circle
Chicago, IL 606740001
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- April 7, 2025
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Illinois #036102938
- Medicaid
- IL #036102938
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659346583. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
449
Distinct HCPCS
10
Medicare allowed
$42,676
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 76 | 46 | $81 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 52 | 47 | $93 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 51 | 51 | $118 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 38 | 30 | $51 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 35 | 35 | $86 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 34 | 34 | $133 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 22 | 22 | $83 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 22 | 22 | $173 | |
36415 |
Insertion of needle into vein for collection of blood sample | 19 | 15 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 18 | 16 | $127 |
In context: peer comparison
Among 5 peers in Joliet Surgery Physician, average services per provider: 32. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$127
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Baxter Healthcare | 1 | $104.17 | |
| Smith+Nephew, INC. | 1 | $22.89 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
65
Patients
45
Total drug cost
$689
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 33 | 33 | $176 |
| Pantoprazole Sodium | Generic | 32 | 12 | $513 |
Hospital affiliations
Frequently asked questions
What is Dr. Marius Katilius's medical specialty?
Dr. Marius Katilius practices Surgery Physician in Joliet, IL.
Where does Dr. Marius Katilius practice?
Dr. Marius Katilius practices at 2 Uno Cir, Joliet, IL 604356653. Office phone: 8157252277.
What is Dr. Marius Katilius's NPI?
Dr. Marius Katilius's National Provider Identifier (NPI) is 1659346583, issued by NPPES.
Does Dr. Marius Katilius accept Medicare assignment?
Yes. Dr. Marius Katilius accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marius Katilius commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.