33766 Shunt supr v/c p-art 1 lung
Also known as: Glenn procedure stage 1, superior vena cava to PA shunt, bidirectional cavopulmonary
Surgical creation of a shunt from the superior vena cava to the pulmonary artery of one lung (Glenn procedure - first stage).
In Plain Language
connecting upper vein to one lung artery
Clinical Context
First stage of single ventricle palliation (Glenn procedure); redirects superior vena cava blood to pulmonary artery, increasing pulmonary blood flow.
RVU Breakdown
| Work RVU | 22.98 |
| Total RVU | 22.98 |
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 22.98, this code ranks in the 86th percentile among Surgery codes — 2.9x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 33766?
CPT 33766 (Shunt supr v/c p-art 1 lung) is a Surgery code. Surgical creation of a shunt from the superior vena cava to the pulmonary artery of one lung (Glenn procedure - first stage).
What is the wRVU value for CPT 33766?
The work RVU for CPT 33766 is 22.98. This code is primarily used by Cardiac Surgery, Congenital Cardiology. It has a 90-day global period.
When is CPT 33766 used?
First stage of single ventricle palliation (Glenn procedure); redirects superior vena cava blood to pulmonary artery, increasing pulmonary blood flow.
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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.