46742 Repair of imperforated anus
Also known as: imperforate anus repair, high imperforate anus repair, abdominoperineal repair
Repair of imperforate anus. Surgical correction creating functional anal canal for complete imperforate anus anomaly.
In Plain Language
fixing a completely closed anus opening; surgery for birth defect with no anus
Clinical Context
Performed for high imperforate anus requiring abdominoperineal sacroperineal approach. Often requires colostomy initially with later closure.
RVU Breakdown
| Work RVU | 39.14 |
| Total RVU | 39.14 |
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 39.14, this code ranks in the 97th percentile among Surgery codes — 4.9x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 46742?
CPT 46742 (Repair of imperforated anus) is a Surgery code. Repair of imperforate anus. Surgical correction creating functional anal canal for complete imperforate anus anomaly.
What is the wRVU value for CPT 46742?
The work RVU for CPT 46742 is 39.14. This code is primarily used by Pediatric Surgery, Colorectal Surgery. It has a 90-day global period.
When is CPT 46742 used?
Performed for high imperforate anus requiring abdominoperineal sacroperineal approach. Often requires colostomy initially with later closure.
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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.