45320 Proctosigmoidoscopy ablate
Also known as: proctoscopy with laser ablation, sigmoidoscopy with electrofulg, rectal tumor destruction
Proctosigmoidoscopy with ablation of lesion using electrocautery, laser, cryotherapy, or radiofrequency technique.
In Plain Language
burning or freezing tissue in rectum; destruction of rectal lesion; heat treatment of rectal tissue
Clinical Context
Used for palliation of obstructing rectal lesions, destruction of bleeding sources, treatment of recurrent polyps, or ablation of Barrett's-like changes.
RVU Breakdown
| Work RVU | 1.64 |
| Total RVU | 1.64 |
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 0-day global period, meaning pre- and post-operative E&M visits are billable separately on the same day. Ensure the diagnosis code (ICD-10) supports medical necessity for the procedure.
How This Code Compares
With a work RVU of 1.64, this code ranks in the 10th percentile among Surgery codes — 4.9x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 45320?
CPT 45320 (Proctosigmoidoscopy ablate) is a Surgery code. Proctosigmoidoscopy with ablation of lesion using electrocautery, laser, cryotherapy, or radiofrequency technique.
What is the wRVU value for CPT 45320?
The work RVU for CPT 45320 is 1.64. This code is primarily used by Colorectal Surgery, Gastroenterology, General Surgery.
When is CPT 45320 used?
Used for palliation of obstructing rectal lesions, destruction of bleeding sources, treatment of recurrent polyps, or ablation of Barrett's-like changes.
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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.