66155 Glaucoma surgery
Also known as: trabeculectomy with iridectomy, combined filtering surgery
Trabeculectomy ab externo; with iridectomy.
In Plain Language
glaucoma surgery with removal of iris tissue
Clinical Context
Trabeculectomy combined with iridectomy for angle-closure glaucoma or to prevent pupillary block.
RVU Breakdown
| Work RVU | 10.26 |
| Total RVU | 10.26 |
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 10.26, this code ranks in the 60th percentile among Surgery codes — 1.3x the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 66155?
CPT 66155 (Glaucoma surgery) is a Surgery code. Trabeculectomy ab externo; with iridectomy.
What is the wRVU value for CPT 66155?
The work RVU for CPT 66155 is 10.26. This code is primarily used by glaucoma surgery. It has a 90-day global period.
When is CPT 66155 used?
Trabeculectomy combined with iridectomy for angle-closure glaucoma or to prevent pupillary block.
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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.