31573 Largsc with therapy injection
Also known as: laryngeal therapeutic injection, medicament injection, laryngeal drug injection
Laryngoscopic therapeutic injection of a medicament or therapeutic agent (such as antibiotic, steroid, or sclerotic agent) into or adjacent to a laryngeal lesion or area of pathology.
In Plain Language
injecting medicine into the voice box
Clinical Context
Performed for therapeutic effect of injected medications such as botulinum toxin, steroids, or sclerosing agents in treatment of laryngeal spasticity, webs, or other pathology.
RVU Breakdown
| Work RVU | 2.37 |
| Total RVU | 2.37 |
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 2.37, this code ranks in the 16th percentile among Surgery codes — 3.4x below the median (8.00). The highest wRVU in this category is 106.19.
Specialties
Frequently Asked Questions
What is CPT code 31573?
CPT 31573 (Largsc with therapy injection) is a Surgery code. Laryngoscopic therapeutic injection of a medicament or therapeutic agent (such as antibiotic, steroid, or sclerotic agent) into or adjacent to a laryngeal lesion or area of pathology.
What is the wRVU value for CPT 31573?
The work RVU for CPT 31573 is 2.37. This code is primarily used by Otolaryngology, Voice and Laryngology, Head and Neck Surgery.
When is CPT 31573 used?
Performed for therapeutic effect of injected medications such as botulinum toxin, steroids, or sclerosing agents in treatment of laryngeal spasticity, webs, or other pathology.
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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.