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Official Description

Removal of percutaneous left heart ventricular assist device, arterial or arterial and venous cannula(s), at separate and distinct session from insertion

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The procedure described by CPT® Code 33992 involves the removal of a percutaneous left heart ventricular assist device (VAD), which is a mechanical pump used to support heart function and blood flow in individuals with weakened hearts. This specific code applies to the removal of the device, including any associated arterial or venous cannulae, and is performed at a separate and distinct session from the initial insertion of the device. Prior to the removal, the patient undergoes a process known as weaning, where the blood pump flow rate is gradually reduced in measured increments over several hours to ensure the patient's stability. Once the flow rate reaches the minimum threshold and the patient is deemed stable, the pump is turned off, and the VAD is carefully extracted. The exact steps taken during the removal process can vary based on the type of percutaneous VAD in place. For instance, if the VAD was inserted through the femoral artery into the left ventricle, the insertion site must be properly cleansed and prepped before the sutures are clipped, allowing for the catheter to be retracted from the left ventricle into the ascending aorta before complete withdrawal. The procedure also includes achieving hemostasis at the arterial access site, which may involve manual or mechanical compression, or a cutdown technique, followed by appropriate closure of the incision. In cases where the VAD is equipped with an external pump and involves both transseptal and femoral artery cannulas, the removal process entails clamping the cannulas, disconnecting the inflow and outflow lines from the pump, and subsequently removing the cannulas while applying compression to the puncture sites to ensure hemostasis.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The procedure associated with CPT® Code 33992 is indicated for patients who have a percutaneous left heart ventricular assist device (VAD) that requires removal. This may be necessary due to various clinical scenarios, including:

  • Device malfunction The VAD may not be functioning properly, necessitating its removal.
  • Patient recovery The patient may have improved heart function, allowing for the discontinuation of mechanical support.
  • Complications The presence of complications such as infection or thrombosis may require the device to be removed.
  • Transition to other therapies The patient may be transitioning to other forms of treatment or support, making the removal of the VAD necessary.

2. Procedure

The removal of a percutaneous left heart ventricular assist device involves several critical steps, which are detailed as follows:

  • Weaning the patient Before the removal of the VAD, the patient is weaned off the device. This process involves gradually reducing the blood pump flow rate in measured increments over several hours to ensure the patient can tolerate the decrease in mechanical support.
  • Turning off the pump Once the flow rate has been reduced to the minimum allowed and the patient is observed to be stable, the pump is turned off, marking the beginning of the removal process.
  • Preparation for removal For a VAD inserted via the femoral artery into the left ventricle, the insertion site is cleansed and prepped. The sutures securing the catheter are clipped to facilitate removal.
  • Retracting the catheter The catheter is carefully pulled back from the left ventricle into the ascending aorta, ensuring that it is done gently to avoid any trauma to the surrounding structures.
  • Withdrawing the device The catheter is then completely withdrawn from the body. The arterial sheath may be removed separately, or the catheter and sheath can be extracted simultaneously, depending on the specific circumstances of the procedure.
  • Achieving hemostasis After the device is removed, hemostasis at the arterial access site is achieved using either manual or mechanical compression. In some cases, a cutdown may be performed to facilitate the removal process.
  • Closure of the incision Following hemostasis, arterial repair is performed, which includes layered closure of the skin and subcutaneous tissue. The incision site is then covered with a sterile dressing.
  • Removing external cannulas For VADs with an external pump and both transseptal and femoral artery cannulas, the procedure begins with clamping the cannulas. The inflow and outflow lines are disconnected from the external pump, followed by the removal of the transseptal line and then the arterial cannula.
  • Applying compression Compression is applied to both the venous and arterial puncture sites until hemostasis is attained, after which dressings are applied to secure the sites.

3. Post-Procedure

After the removal of the percutaneous left heart ventricular assist device, the patient is monitored for any signs of complications, such as bleeding or infection at the access sites. The recovery process may vary depending on the patient's overall health and the reason for the VAD removal. Patients are typically advised to follow up with their healthcare provider for ongoing assessment and management of their heart condition. Proper care of the incision sites is essential, and patients may receive instructions on how to care for the area to prevent infection and promote healing.

Short Descr RMVL PERQ LEFT HEART VAD
Medium Descr REMOVAL PERQ LEFT HRT VAD ARTL/ARTL&VEN SEP INSJ
Long Descr Removal of percutaneous left heart ventricular assist device, arterial or arterial and venous cannula(s), at separate and distinct session from insertion
Status Code Active Code
Global Days 000 - Endoscopic or Minor Procedure
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 2 - Standard 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) 0 - Co-surgeons not permitted for this procedure.
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Inpatient Procedures, not paid under OPPS
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P2F - Major procedure, cardiovascular-Other
MUE 1
CCS Clinical Classification 50 - Extracorporeal circulation auxiliary to open heart procedures
51 Multiple procedures: when multiple procedures, other than e/m services, physical medicine and rehabilitation services or provision of supplies (eg, vaccines), are performed at the same session by the same individual, the primary procedure or service may be reported as listed. the additional procedure(s) or service(s) may be identified by appending modifier 51 to the additional procedure or service code(s). note: this modifier should not be appended to designated "add-on" codes (see appendix d).
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.
GC This service has been performed in part by a resident under the direction of a teaching physician
22 Increased procedural services: when the work required to provide a service is substantially greater than typically required, it may be identified by adding modifier 22 to the usual procedure code. documentation must support the substantial additional work and the reason for the additional work (ie, increased intensity, time, technical difficulty of procedure, severity of patient's condition, physical and mental effort required). note: this modifier should not be appended to an e/m service.
24 Unrelated evaluation and management service by the same physician or other qualified health care professional during a postoperative period: the physician or other qualified health care professional may need to indicate that an evaluation and management service was performed during a postoperative period for a reason(s) unrelated to the original procedure. this circumstance may be reported by adding modifier 24 to the appropriate level of e/m service.
52 Reduced services: under certain circumstances a service or procedure is partially reduced or eliminated at the discretion of the physician or other qualified health care professional. under these circumstances the service provided can be identified by its usual procedure number and the addition of modifier 52, signifying that the service is reduced. this provides a means of reporting reduced services without disturbing the identification of the basic service. note: for hospital outpatient reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well-being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
53 Discontinued procedure: under certain circumstances, the physician or other qualified health care professional may elect to terminate a surgical or diagnostic procedure. due to extenuating circumstances or those that threaten the well being of the patient, it may be necessary to indicate that a surgical or diagnostic procedure was started but discontinued. this circumstance may be reported by adding modifier 53 to the code reported by the individual for the discontinued procedure. note: this modifier is not used to report the elective cancellation of a procedure prior to the patient's anesthesia induction and/or surgical preparation in the operating suite. for outpatient hospital/ambulatory surgery center (asc) reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
58 Staged or related procedure or service by the same physician or other qualified health care professional during the postoperative period: it may be necessary to indicate that the performance of a procedure or service during the postoperative period was: (a) planned or anticipated (staged); (b) more extensive than the original procedure; or (c) for therapy following a surgical procedure. this circumstance may be reported by adding modifier 58 to the staged or related procedure. note: for treatment of a problem that requires a return to the operating/procedure room (eg, unanticipated clinical condition), see modifier 78.
78 Unplanned return to the operating/procedure room by the same physician or other qualified health care professional following initial procedure for a related procedure during the postoperative period: it may be necessary to indicate that another procedure was performed during the postoperative period of the initial procedure (unplanned procedure following initial procedure). when this procedure is related to the first, and requires the use of an operating/procedure room, it may be reported by adding modifier 78 to the related procedure. (for repeat procedures, see modifier 76.)
79 Unrelated procedure or service by the same physician or other qualified health care professional during the postoperative period: the individual may need to indicate that the performance of a procedure or service during the postoperative period was unrelated to the original procedure. this circumstance may be reported by using modifier 79. (for repeat procedures on the same day, see modifier 76.)
80 Assistant surgeon: surgical assistant services may be identified by adding modifier 80 to the usual procedure number(s).
82 Assistant surgeon (when qualified resident surgeon not available): the unavailability of a qualified resident surgeon is a prerequisite for use of modifier 82 appended to the usual procedure code number(s).
AQ Physician providing a service in an unlisted health professional shortage area (hpsa)
AS Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery
CR Catastrophe/disaster related
GV Attending physician not employed or paid under arrangement by the patient's hospice provider
GW Service not related to the hospice patient's terminal condition
GZ Item or service expected to be denied as not reasonable and necessary
LT Left side (used to identify procedures performed on the left side of the body)
Q1 Routine clinical service provided in a clinical research study that is in an approved clinical research study
RT Right side (used to identify procedures performed on the right side of the body)
XE Separate encounter, a service that is distinct because it occurred during a separate encounter
XP Separate practitioner, a service that is distinct because it was performed by a different practitioner
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
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
2022-01-01 Changed AMA guideline removed.
2021-01-01 Changed Code changed.
2017-01-01 Changed Moderate (Conscious) Sedation flag removed. See new Moderate Sedation category. Guideline added.
2013-01-01 Added Added
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