CPT code 31375 denotes a partial laryngectomy procedure—specifically a laterovertical hemilaryngectomy where a vocal cord and adjacent laryngeal cartilage are removed. This code is used to capture operative management of localized laryngeal disease, including malignant and select non-malignant conditions that require excision of vocal fold tissue. Accurate coding for this procedure matters nationally because it affects surgical quality reporting, hospital and surgeon reimbursement, and case mix classification for otolaryngology and head and neck surgical services.

Key payers discussed in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. The publication provides a clinical and billing-focused overview of the procedure, describes typical settings of care, and presents what readers can expect in terms of benchmarks and policy context. Content covers coding intent and clinical indication, common payer considerations, and relevant practice implications for hospital and ambulatory surgical settings. Data not available in the input is noted where applicable.

Readers will learn the clinical scope captured by CPT code 31375, the typical site of service, the payers commonly involved in payment for these services, and where to look for additional billing specifics and payer policy updates.