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36593 Declot vascular device

What 36593 is

CMS fee schedule short descriptor: Declot vascular device.

Full CPT long descriptions are licensed by the American Medical Association and are not published on this site; the short descriptor above is the one CMS prints in its own fee schedule file. See About CPT.

Medicare payment for 36593 (CY2026)

Work RVUPractice expense RVUMalpractice RVUTotalMedicare rate
Non-facility (office)0.001.120.021.14$38.08
Facility (hospital, ASC)0.001.120.021.14$38.08

National rates: total RVUs x the CY2026 conversion factor of 33.4009 (non-QP), before geographic adjustment. Actual Medicare payment is 80% of the rate shown after the deductible; the patient or secondary payer owes the 20% coinsurance.


Status: Active - payable under the Physician Fee Schedule. Global period: Global concept does not apply.

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Medically Unlikely Edit (MUE)

Medicare caps 36593 at 2 units per date of service for practitioner claims (MAI 3 - date of service edit (clinical): units above the MUE may pay with documentation on appeal), rationale: Clinical: Data. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.

Billed with 36593? These codes are bundled into it

36593 is a Column 1 code in 16 active NCCI PTP edits. When one of these Column 2 codes is reported on the same date of service, it is denied as bundled - unless the edit's modifier indicator is 1 and documentation supports a distinct service with an NCCI-associated modifier.

Column 2 codeShort descriptionModifier indicator
35201Repair blood vessel dir neck1 - modifier may bypassCheck pair
35206Repair blood vessel dir uxtr1 - modifier may bypassCheck pair
35226Repair blood vessel dir lxtr1 - modifier may bypassCheck pair
35231Repair blvsl vn grf neck1 - modifier may bypassCheck pair
35236Repair blvsl vn grf uxtr1 - modifier may bypassCheck pair
35256Repair blvsl vn grf lxtr1 - modifier may bypassCheck pair
35261Rpr blvsl grf oth/thn vn nck1 - modifier may bypassCheck pair
35266Rpr blvsl grf oth/th vn uxtr1 - modifier may bypassCheck pair
35286Rpr blvsl grf oth/th vn lxtr1 - modifier may bypassCheck pair
36005Injection ext venography1 - modifier may bypassCheck pair
36591Draw blood off venous device0 - no modifier bypassCheck pair
36592Collect blood from picc0 - no modifier bypassCheck pair
69990Microsurgery add-on0 - no modifier bypassCheck pair
96523Irrig drug delivery device0 - no modifier bypassCheck pair
J1642Inj heparin sodium per 10 u1 - modifier may bypassCheck pair
J1644Inj heparin sodium per 1000u1 - modifier may bypassCheck pair

36593 is bundled into these codes

36593 appears as a Column 2 code in 18 active edits. Reported with one of these Column 1 codes on the same date of service, 36593 is the code that denies.

Column 1 codeShort descriptionModifier indicator
0648TQuan mr tis wo mri 1orgn0Check pair
0649TQuan mr tiss w/mri 1orgn0Check pair
36595Mech remov tunneled cv cath1Check pair
36596Mech remov tunneled cv cath1Check pair
36831Open thrombect av fistula1Check pair
36833Av fistula revision1Check pair
36860External cannula declotting1Check pair
36861Cannula declotting1Check pair
36904Thrmbc/nfs dialysis circuit1Check pair
36905Thrmbc/nfs dialysis circuit1Check pair
36906Thrmbc/nfs dialysis circuit1Check pair
37211Thrombolytic art therapy1Check pair
37212Thrombolytic venous therapy1Check pair
37213Thromblytic art/ven therapy1Check pair
37214Cessj therapy cath removal1Check pair

Data: CMS CY2026 Physician Fee Schedule RVU file (October release, RVU26D) and Medicare NCCI PTP practitioner edits v32.3 (2026 Q4). Verify against the official files before billing or contracting decisions.