33735 Revision of heart chamber
Also known as: chamber revision, chamber enlargement, myectomy/plasty
Surgical revision of a cardiac chamber, typically enlargement or reconstruction to improve chamber volume or function.
In Plain Language
reshaping heart chamber
Clinical Context
Performed for chamber obstruction or dysfunction; provides hemodynamic improvement through surgical reconstruction.
RVU Breakdown
| Work RVU | 21.65 |
| Total RVU | 21.65 |
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 21.65, this code ranks in the 84th percentile among Surgery codes — 2.7x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 33735?
CPT 33735 (Revision of heart chamber) is a Surgery code. Surgical revision of a cardiac chamber, typically enlargement or reconstruction to improve chamber volume or function.
What is the wRVU value for CPT 33735?
The work RVU for CPT 33735 is 21.65. This code is primarily used by Cardiac Surgery, Congenital Cardiology. It has a 90-day global period.
When is CPT 33735 used?
Performed for chamber obstruction or dysfunction; provides hemodynamic improvement through surgical reconstruction.
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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.