33647 Repair heart septum defects
Also known as: multiple VSD closure, large VSD repair, VSD patch closure
Surgical closure of multiple ventricular septal defects or a single large muscular VSD with tissue patch.
In Plain Language
closing one or more holes in heart chamber wall
Clinical Context
Indicated for multiple muscular VSDs or large restrictive defects requiring tissue augmentation; achieves complete hemodynamic correction of left-to-right shunt.
RVU Breakdown
| Work RVU | 32.18 |
| Total RVU | 32.18 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
As a surgical CPT code, proper documentation must include the operative report detailing the procedure performed, patient positioning, approach, findings, and any complications. This code has a 90-day global period, which includes the day of the procedure, 1 day preoperative, and 90 days of postoperative care. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 32.18, this code ranks in the 94th percentile among Surgery codes — 4.0x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 33647?
CPT 33647 (Repair heart septum defects) is a Surgery code. Surgical closure of multiple ventricular septal defects or a single large muscular VSD with tissue patch.
What is the wRVU value for CPT 33647?
The work RVU for CPT 33647 is 32.18. This code is primarily used by Cardiac Surgery, Congenital Cardiology. It has a 90-day global period.
When is CPT 33647 used?
Indicated for multiple muscular VSDs or large restrictive defects requiring tissue augmentation; achieves complete hemodynamic correction of left-to-right shunt.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.