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Official Description

Surgical ventricular restoration procedure, includes prosthetic patch, when performed (eg, ventricular remodeling, SVR, SAVER, Dor procedures)

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The surgical ventricular restoration procedure, identified by CPT® Code 33548, is a specialized cardiac surgery aimed at addressing the complications of congestive heart failure that arise from myocardial infarction. This condition often leads to the formation of scar tissue or an aneurysm, resulting in an enlarged and rounded heart. The procedure is also known by various terms, including ventricular remodeling, surgical anterior ventricular endocardial restoration (SAVER), and the Dor procedure. The primary goal of this surgical intervention is to restore the heart to a more normal size and shape, thereby improving its function and the patient's overall health. During the procedure, a prosthetic patch is utilized to aid in the reconstruction of the heart's anatomy. The approach typically involves a median sternotomy to access the heart, followed by the establishment of cardiopulmonary bypass and cardioplegic arrest to ensure a bloodless and motionless surgical field. The procedure is meticulously designed to identify and exclude non-contractile, scarred areas of the heart, allowing for effective remodeling and restoration of the left ventricle's function.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The surgical ventricular restoration procedure (CPT® Code 33548) is indicated for patients experiencing congestive heart failure due to myocardial infarction. This condition is characterized by the presence of scarring or an aneurysm in the heart, which leads to an enlarged and rounded heart shape. The procedure aims to restore the heart's size and shape to improve cardiac function and overall patient health.

  • Congestive Heart Failure - A condition where the heart is unable to pump effectively, often due to damage from a myocardial infarction.
  • Myocardial Infarction - A heart attack that results in damage to the heart muscle, leading to scarring and potential aneurysm formation.
  • Enlarged Heart - A condition where the heart becomes enlarged due to the effects of scarring or aneurysms, impacting its ability to function properly.

2. Procedure

The surgical ventricular restoration procedure involves several critical steps to ensure effective treatment. First, the patient is positioned for a median sternotomy, which provides access to the heart. Following this, cardiopulmonary bypass is established to divert blood away from the heart, allowing for a bloodless surgical field. Cardioplegic arrest is then induced to stop the heart's motion, facilitating a safer surgical environment.

  • Step 1: Exposure of the Heart - The surgeon performs a median sternotomy to gain access to the heart, allowing for direct visualization and intervention.
  • Step 2: Establishing Cardiopulmonary Bypass - A cardiopulmonary bypass machine is connected to the patient, taking over the function of the heart and lungs during the procedure.
  • Step 3: Inducing Cardioplegic Arrest - A solution is administered to stop the heart's activity, ensuring a still and bloodless field for surgery.
  • Step 4: Incising the Left Ventricle - The left ventricle is carefully incised, and retraction sutures are placed to maintain exposure of the surgical site.
  • Step 5: Identifying Scarred Tissue - The surgeon identifies the non-contractile, scarred area in the anteroseptal segment of the ventricle, which is critical for the remodeling process.
  • Step 6: Assessing Ventricular Size - A sizing device is seated in the apex of the left ventricle to assess its size accurately.
  • Step 7: Placing an Encircling Suture - An encircling suture is placed to exclude the identified non-contractile tissue, which is then tightened to form an oval rim with a raised edge.
  • Step 8: Selecting and Seating the Patch - The opening created by the exclusion of scarred tissue is measured, and an appropriately sized prosthetic patch is selected and secured in place with sutures.
  • Step 9: Closing the Heart Wall - The heart wall is closed over the patch, ensuring that the reconstruction is secure.
  • Step 10: Weaning Off Cardiopulmonary Bypass - The patient is gradually weaned off the cardiopulmonary bypass machine, allowing the heart to resume its function.
  • Step 11: Placing Chest Tubes - Chest tubes are placed as needed to drain any excess fluid or air from the chest cavity.
  • Step 12: Closing the Chest Incision - Finally, the chest incision is closed, completing the surgical procedure.

3. Post-Procedure

After the surgical ventricular restoration procedure, patients typically require close monitoring in a recovery unit. Post-operative care may include managing pain, monitoring for any signs of complications, and ensuring proper heart function. Patients may also need to follow specific guidelines regarding activity levels and follow-up appointments to assess the success of the procedure and the heart's recovery. The placement of chest tubes will be monitored to ensure proper drainage, and they will be removed once the fluid accumulation is resolved. Overall, the recovery process is crucial for achieving the desired outcomes of the surgery.

Short Descr RESTORE/REMODEL VENTRICLE
Medium Descr SURG VENTRICULAR RSTRJ PX W/PROSTC PATCH PFRMD
Long Descr Surgical ventricular restoration procedure, includes prosthetic patch, when performed (eg, ventricular remodeling, SVR, SAVER, Dor procedures)
Status Code Active Code
Global Days 090 - Major Surgery
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) 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 Inpatient Procedures, not paid under OPPS
Type of Service (TOS) 2 - Surgery
Berenson-Eggers TOS (BETOS) P2A - Major procedure, cardiovascular-CABG
MUE 1
CCS Clinical Classification 49 - Other OR heart procedures

This is a primary code that can be used with these additional add-on codes.

33257 Addon Code MPFS Status: Active Code APC C Illustration for Code Operative tissue ablation and reconstruction of atria, performed at the time of other cardiac procedure(s), limited (eg, modified maze procedure) (List separately in addition to code for primary procedure)
33259 Addon Code MPFS Status: Active Code APC C Illustration for Code Operative tissue ablation and reconstruction of atria, performed at the time of other cardiac procedure(s), extensive (eg, maze procedure), with cardiopulmonary bypass (List separately in addition to code for primary procedure)
34714 Addon Code MPFS Status: Active Code APC N ASC N1 Open femoral artery exposure with creation of conduit for delivery of endovascular prosthesis or for establishment of cardiopulmonary bypass, by groin incision, unilateral (List separately in addition to code for primary procedure)
34716 Addon Code MPFS Status: Active Code APC N ASC N1 Open axillary/subclavian artery exposure with creation of conduit for delivery of endovascular prosthesis or for establishment of cardiopulmonary bypass, by infraclavicular or supraclavicular incision, unilateral (List separately in addition to code for primary procedure)
34833 Addon Code Resequenced Code MPFS Status: Active Code APC C CPT Assistant Article Open iliac artery exposure with creation of conduit for delivery of endovascular prosthesis or for establishment of cardiopulmonary bypass, by abdominal or retroperitoneal incision, unilateral (List separately in addition to code for primary procedure)
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.
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).
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).
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.
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.)
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).
AS Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery
GC This service has been performed in part by a resident under the direction of a teaching physician
Q1 Routine clinical service provided in a clinical research study that is in an approved clinical research study
Date
Action
Notes
2011-01-01 Changed Short description changed.
2008-01-01 Changed Code description changed.
2006-01-01 Added First appearance in code book in 2006.
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