11900 Inject skin lesions </w 7
Also known as: Intralesional injection
Injection of therapeutic or diagnostic agent directly into skin lesion(s) for treatment of lesions measuring seven or less in total number.
In Plain Language
Injection directly into skin growths; Direct medication injection into lesion
Clinical Context
Used for direct treatment of benign or malignant skin lesions with agents such as corticosteroids, chemotherapy, or immunotherapy. Effective for warts, keloids, and other lesions.
RVU Breakdown
| Work RVU | 0.51 |
| Total RVU | 0.51 |
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 0.51, this code ranks in the 1st percentile among Surgery codes — 15.7x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 11900?
CPT 11900 (Inject skin lesions </w 7) is a Surgery code. Injection of therapeutic or diagnostic agent directly into skin lesion(s) for treatment of lesions measuring seven or less in total number.
What is the wRVU value for CPT 11900?
The work RVU for CPT 11900 is 0.51. This code is primarily used by Dermatology, General Surgery.
When is CPT 11900 used?
Used for direct treatment of benign or malignant skin lesions with agents such as corticosteroids, chemotherapy, or immunotherapy. Effective for warts, keloids, and other lesions.
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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.