CPT code 90679 describes administration of a prefusion F (preF) respiratory syncytial virus (RSV) vaccine given intramuscularly; the code represents a vaccine product formulation that includes an adjuvant to enhance immune response and is classified as a preventive immunization service typically delivered in outpatient clinics, physician offices, and immunization centers.

For related coverage guidance, see recent payer policy updates: B-Hemolytic Streptococcus Testing, Human Immunodeficiency Virus (HIV) — Coverage Criteria for Testing and Resistance Assays, Hepatitis Testing (A, B, C, D) Coverage Criteria.