CPT code 95144 covers the provider task of mixing and preparing antigens for allergen immunotherapy, specifically when one or more single-dose vials are prepared. This code matters nationally because allergen immunotherapy preparation is a routine, clinically significant step in allergy management that affects clinic workflow, billing practices, and patient access to desensitization therapies.

Key payers in scope include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of how the code is used in clinical settings, payer coverage considerations, and common billing modifiers associated with procedural preparation tasks. The publication provides benchmarks for utilization patterns, notes relevant policy interpretations that influence reimbursement, and situates 95144 within the clinical context of allergen immunotherapy delivery, including likely sites of service such as allergy clinics and outpatient physician offices.

This summary equips administrators, coding professionals, and policy analysts with the context needed to evaluate use of CPT code 95144, understand payer coverage landscapes, and align clinical documentation with billing practices. Data not available in the input will be noted where applicable in detailed sections.