33430 Replacement of mitral valve
Also known as: mitral valve replacement, MVR open, MVR
Replacement of mitral valve via open surgical approach with prosthetic valve.
In Plain Language
surgically replacing mitral valve
Clinical Context
Used for mitral stenosis or severe regurgitation when repair is not feasible.
RVU Breakdown
| Work RVU | 49.66 |
| Total RVU | 49.66 |
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 49.66, this code ranks in the 99th percentile among Surgery codes — 6.2x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 33430?
CPT 33430 (Replacement of mitral valve) is a Surgery code. Replacement of mitral valve via open surgical approach with prosthetic valve.
What is the wRVU value for CPT 33430?
The work RVU for CPT 33430 is 49.66. This code is primarily used by Cardiac Surgery, Cardiothoracic Surgery. It has a 90-day global period.
When is CPT 33430 used?
Used for mitral stenosis or severe regurgitation when repair is not feasible.
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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.