33858 As-aort grf f/aortic dsj
Also known as: Aortic dissection repair, ascending aortic graft, ascending aorta replacement
Ascending aortic graft for aortic dissection; surgical replacement of the ascending aorta with a prosthetic graft to address acute or chronic aortic dissection involving the ascending thoracic aorta.
In Plain Language
Heart surgery to replace torn main artery; Aorta dissection repair with graft
Clinical Context
Performed for acute Type A aortic dissection or chronic ascending aortic pathology secondary to dissection. Essential emergency procedure for Type A dissections to prevent rupture, hemorrhage, and acute aortic regurgitation.
RVU Breakdown
| Work RVU | 61.82 |
| Total RVU | 61.82 |
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 61.82, this code ranks in the 100th percentile among Surgery codes — 7.7x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 33858?
CPT 33858 (As-aort grf f/aortic dsj) is a Surgery code. Ascending aortic graft for aortic dissection; surgical replacement of the ascending aorta with a prosthetic graft to address acute or chronic aortic dissection involving the ascending thoracic aorta.
What is the wRVU value for CPT 33858?
The work RVU for CPT 33858 is 61.82. This code is primarily used by Cardiac Surgery, Cardiothoracic Surgery, Vascular Surgery. It has a 90-day global period.
When is CPT 33858 used?
Performed for acute Type A aortic dissection or chronic ascending aortic pathology secondary to dissection. Essential emergency procedure for Type A dissections to prevent rupture, hemorrhage, and acute aortic regurgitation.
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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.