Medium impact
Diphtheria, Tetanus, and Pertussis Vaccines (CPB 0653, reviewed 2025-12-08)
Aetna·Identified Aug 13, 2026
Aetna has reaffirmed its medical necessity coverage for diphtheria, tetanus, and pertussis vaccines across multiple formulations (DTaP, Tdap, and combination vaccines) for eligible age groups and clinical scenarios, including booster immunization in adults 10+ years, pregnant women, and post-partum women. This policy establishes specific CPT codes for each vaccine formulation and includes coverage for tetanus toxoid-containing immunizations for wound treatment. The policy applies nationally and affects pediatric, adult, and preventive care billing.