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Official Description

Percutaneous transcatheter closure of paravalvular leak; each additional occlusion device (List separately in addition to code for primary procedure)

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

A paravalvular leak (PVL) refers to an abnormal connection that occurs around a prosthetic heart valve, specifically the mitral or aortic valve, where blood can flow back into the heart chamber instead of moving forward through the valve. This condition arises when the seal between the prosthetic valve and the surrounding native tissue fails to form properly, leading to potential complications such as endocarditis, hemolytic anemia, and heart failure. The procedure described by CPT® Code 93592 involves the percutaneous transcatheter closure of these leaks using occlusion devices. This minimally invasive technique is performed by inserting a vascular catheter through the femoral artery, which is then navigated to the heart. Depending on the approach—antegrade or retrograde—the catheter is maneuvered to the appropriate heart chamber to access the leak. The deployment of occlusion devices is critical, especially for larger defects that may require multiple devices to ensure complete closure. The use of this code indicates that additional occlusion devices are being utilized in conjunction with a primary procedure, highlighting the complexity and necessity of addressing multiple leaks during a single intervention.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The procedure for percutaneous transcatheter closure of paravalvular leaks (PVL) is indicated for patients who exhibit the following conditions:

  • Paravalvular Leak (PVL) Occurrence of a leak around a prosthetic mitral or aortic heart valve, which may lead to complications such as endocarditis, hemolytic anemia, or heart failure.
  • Failure of Seal Formation A situation where the seal between the prosthetic valve and the native tissue has not formed adequately, necessitating intervention to prevent further complications.

2. Procedure

The procedure for closing a paravalvular leak involves several critical steps, which are detailed as follows:

  • Step 1: Catheter Insertion A vascular catheter is inserted percutaneously into the femoral artery. This catheter is then advanced through the vascular system to reach the heart, where it will be positioned to access the paravalvular leak.
  • Step 2: Antegrade Approach For the antegrade approach to the mitral valve, the catheter is navigated into the left atrium. A transseptal puncture is performed using a needle and sheath to create an opening between the left atrium and left ventricle. A guidewire is then inserted through the sheath into the left ventricle, allowing the catheter to be advanced over the guidewire.
  • Step 3: Stabilization The initial guidewire is exchanged for a stiffer wire, which is either distally snared or exteriorized to create an arteriovenous loop. This loop provides stability for the subsequent steps of the procedure.
  • Step 4: Device Deployment The catheter is replaced with a delivery catheter that is inserted into the left ventricle. An occlusion device is then deployed to cover the paravalvular leak. The device can be retrieved and repositioned as necessary to ensure optimal placement.
  • Step 5: Retrograde Approach In cases where a retrograde approach is utilized for the mitral valve, the catheter is passed from the left ventricle through the paravalvular leak and into the left atrium. The occlusive device is placed similarly to the antegrade approach.
  • Step 6: Aortic Valve Closure For occlusion of a paravalvular leak in the aortic valve, the catheter is advanced to the ascending aorta and into the left ventricle, following the same device placement protocol as for the mitral valve.
  • Step 7: Multiple Device Placement If the defect is small and round, it may be occluded with a single device. However, larger, crescentic, or oblong defects may require multiple devices. Additional occlusion devices can be delivered sequentially using a single catheter, or two guidewires/catheters may be employed to deploy them simultaneously.

3. Post-Procedure

Post-procedure care involves monitoring the patient for any complications that may arise following the closure of the paravalvular leak. Patients are typically observed for signs of bleeding, infection, or any adverse reactions to the occlusion devices. Follow-up imaging may be required to assess the effectiveness of the closure and ensure that the leak has been adequately addressed. The recovery process may vary depending on the individual patient's condition and the complexity of the procedure performed.

Short Descr PERQ TRANSCATH CLOSURE EACH
Medium Descr PERQ TRANSCATH CLS PARAVALVR LEAK EACH OCCLS DEV
Long Descr Percutaneous transcatheter closure of paravalvular leak; each additional occlusion device (List separately in addition to code for primary procedure)
Status Code Active Code
Global Days ZZZ - Code Related to Another Service
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 0 - No payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 2 - Payment restriction for assistants at surgery does not apply to this procedure...
Co-Surgeons (62) 1 - Co-surgeons could be paid, though supporting documentation is required...
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Items and Services Packaged into APC Rates
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P2F - Major procedure, cardiovascular-Other
MUE 2

This is an add-on code that must be used in conjunction with one of these primary codes.

93590 MPFS Status: Active Code APC J1 Percutaneous transcatheter closure of paravalvular leak; initial occlusion device, mitral valve
93591 MPFS Status: Active Code APC J1 Percutaneous transcatheter closure of paravalvular leak; initial occlusion device, aortic valve
59 Distinct procedural service: under certain circumstances, it may be necessary to indicate that a procedure or service was distinct or independent from other non-e/m services performed on the same day. modifier 59 is used to identify procedures/services, other than e/m services, that are not normally reported together, but are appropriate under the circumstances. documentation must support a different session, different procedure or surgery, different site or organ system, separate incision/excision, separate lesion, or separate injury (or area of injury in extensive injuries) not ordinarily encountered or performed on the same day by the same individual. however, when another already established modifier is appropriate it should be used rather than modifier 59. only if no more descriptive modifier is available, and the use of modifier 59 best explains the circumstances, should modifier 59 be used. note: modifier 59 should not be appended to an e/m service. to report a separate and distinct e/m service with a non-e/m service performed on the same date, see modifier 25.
62 Two surgeons: when 2 surgeons work together as primary surgeons performing distinct part(s) of a procedure, each surgeon should report his/her distinct operative work by adding modifier 62 to the procedure code and any associated add-on code(s) for that procedure as long as both surgeons continue to work together as primary surgeons. each surgeon should report the co-surgery once using the same procedure code. if additional procedure(s) (including add-on procedure(s) are performed during the same surgical session, separate code(s) may also be reported with modifier 62 added. note: if a co-surgeon acts as an assistant in the performance of additional procedure(s), other than those reported with the modifier 62, during the same surgical session, those services may be reported using separate procedure code(s) with modifier 80 or modifier 82 added, as appropriate.
76 Repeat procedure or service by same physician or other qualified health care professional: it may be necessary to indicate that a procedure or service was repeated by the same physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 76 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
80 Assistant surgeon: surgical assistant services may be identified by adding modifier 80 to the usual procedure number(s).
GC This service has been performed in part by a resident under the direction of a teaching physician
Q0 Investigational clinical service provided in a clinical research study that is in an approved clinical research study
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
Date
Action
Notes
2017-01-01 Added Added
Code
Description
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