Both codes describe non-tunneled central catheter insertion; 36555 is for patients younger than 5 years, while 36556 is for patients age 5 years or older.
On this page
CMS RVU26D · Effective 2026-10-01
36556 Central line insertion Medicare reimbursement rates in Indiana
Report 36556 for insertion of a non-tunneled central venous catheter through a central vein in a patient age 5 years or older. Compare 36556 office and facility rates across CMS payment localities in Indiana.
Amounts below use the non-QP conversion factor for participating physicians. These are base physician payments before claim-level adjustments, not patient costs or total hospital charges.
What does Medicare pay for 36556 in Indiana?
Indiana has 1 payment locality in this comparison. Use the service location to choose the applicable amount. These are the supported base rates for the payment area shown below, using the same CMS release.
Office / nonfacility
$221.24
1 of 1 localities have a supported rate.
Payment area: Indiana
One mapped payment locality.
Facility setting
$72.61
1 of 1 localities have a supported rate.
Payment area: Indiana
One mapped payment locality.
These are locality ranges, not averages or address-specific quotes. A facility-setting amount covers the physician service; it does not include a hospital’s separate bill. Choose a locality below to inspect its calculation, compare other payment areas, or price a percentage of Medicare.
Vascular access
About 36556: Non-tunneled central venous catheter insertion
Report 36556 for insertion of a non-tunneled central venous catheter through a central vein in a patient age 5 years or older.
This service covers placement of a non-tunneled catheter into a central vein for access such as infusion of medications or fluids, hemodynamic monitoring, or treatment when peripheral access is inadequate. It is commonly performed by a physician or other qualified practitioner in a hospital, intensive care unit, emergency department, or procedural setting. The patient must be at least 5 years old, and the catheter must be centrally inserted and non-tunneled; a peripherally inserted central catheter or a tunneled catheter is a different service.
Report the code for the insertion, not for a later exchange or removal. The record should identify the indication, patient age, access site, and catheter placement. Ultrasound guidance may be separately reported when its requirements are met and documented. Medicare assigns a 0-day global period, so same-day preoperative and postoperative care is included. Modifier 50 is inappropriate. Medicare does not pay an assistant at surgery for this service; co-surgeons and team surgery are not permitted.
CMS billing rules for 36556
- Global period
- Minor procedure with a 0-day global period: same-day preoperative and postoperative care is included.
- Bilateral procedures
- Bilateral adjustment does not apply; the descriptor or anatomy makes modifier 50 inappropriate.
- Assistant at surgery
- Statutory restriction: assistant at surgery is not paid.
- Co-surgeons
- Co-surgeons not permitted.
- Team surgery
- Team surgery not permitted.
Where the value comes from
- Work RVU1.71 · 24%
- Practice expense (office) RVU5.18 · 73%
- Malpractice RVU0.23 · 3%
291.4K
Medicare services in 2024 · #318 by national volume
This summary was written with AI assistance from CMS physician fee schedule data and checked against the CMS billing rules shown here. Rates on this page come directly from CMS files.
36556 compared with similar codes
Office rates for Indiana, from the same CMS release.
36558 is for a tunneled central catheter in a patient age 5 years or older. Choose 36556 for a non-tunneled catheter.
36569 describes PICC insertion without imaging in a patient age 5 years or older. A PICC is inserted through a peripheral vein, unlike the centrally inserted catheter reported with 36556.
76937 reports ultrasound guidance for vascular access when its requirements are met; it does not replace the catheter insertion service reported with 36556.
Compare 36556 by payment locality
Find the payment area for your service address, then open its rate page for calculation inputs, release history and the percentage-of-Medicare tool. A city may cross payment-area boundaries; the ZIP lookup above helps resolve the location.
1 of 1 payment localities
Indiana →
Office / nonfacility
$221.24
Facility
$72.61
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How this local rate is calculated
Each RVU component is multiplied by its own geographic practice cost index (GPCI). The three adjusted components are added, then multiplied by the conversion factor. These are the inputs used for 36556 in Indiana.
PPRRVU2026_Oct_nonQPP.csv
4,505
- Code
- 36556
- Physician work
- 1.71
- Practice expense
- 5.18
- Malpractice
- 0.23
GPCI2026.csv
52
- Locality
- Indiana
- Physician work
- 1.000
- Practice expense
- 0.927
- Malpractice
- 0.486
| Component | RVU | Locality factor | Adjusted |
|---|---|---|---|
| Physician work | 1.71 | × 1.000 | 1.7100 |
| Practice expense | 5.18 | × 0.927 | 4.8019 |
| Malpractice | 0.23 | × 0.486 | 0.1118 |
| Total RVUs | 6.6236 | ||
| Conversion factor | × 33.4009 | ||
Office / nonfacility rate, Indiana$221.24
Explore RVUs, geographic factors and the full formula
Office / nonfacility
| Component | RVU | Local GPCI |
|---|---|---|
| Work | 1.71 | 1 |
| Practice expense | 5.18 | 0.927 |
| Malpractice | 0.23 | 0.486 |
(1.71 × 1 + 5.18 × 0.927 + 0.23 × 0.486) × $33.4009 = $221.24
Facility
| Component | RVU | Local GPCI |
|---|---|---|
| Work | 1.71 | 1 |
| Practice expense | 0.38 | 0.927 |
| Malpractice | 0.23 | 0.486 |
(1.71 × 1 + 0.38 × 0.927 + 0.23 × 0.486) × $33.4009 = $72.61
The office and facility calculations use their respective practice-expense RVUs. The facility amount here is the physician fee, not a separate hospital or facility bill.
36556 billing questions
How does 36556 differ from 36555?
Both cover insertion of a non-tunneled, centrally inserted catheter. Use 36556 for patients age 5 years or older and 36555 for children younger than 5.
When is 36558 more appropriate?
36558 describes insertion of a tunneled central venous catheter in a patient age 5 years or older. Use 36556 when the catheter is non-tunneled.
Can ultrasound guidance be reported separately?
CPT 76937 may be reported separately when the required ultrasound guidance service is performed and the documentation supports it.
Should modifier 50 be appended for access on both sides?
No. Medicare's bilateral adjustment does not apply to 36556, and modifier 50 is inappropriate.
Is same-day postoperative care separately payable?
No. The 0-day global period includes same-day preoperative and postoperative care.
Can an assistant or co-surgeon be paid for 36556?
Medicare does not pay an assistant at surgery for this service because of a statutory restriction. Co-surgeons and team surgery are not permitted.
Where these rates come from
FeeBase calculates base physician payments from CMS work, practice-expense, and malpractice RVUs, adjusted by each locality’s geographic indices and the applicable conversion factor. Unavailable or separately priced services are labeled rather than assigned a made-up amount.
Source: RVU26D. Effective 2026-10-01 through the day before 2027-01-01.
