Reference the guidelines in the cpt coding manual, identify the two types of services that must be reported for the administration of vaccines/toxoids.

Immunization administration must be documented with the substance and the administration.

CPT Code 90460 indicates the first component of the vaccine or toxoid and route of administration (which can be any). It is for administration of immunization through 18 years.

CPT Code (+) 90461 is an add-on which indicates counseling by physician or any qualified healthcare professions, and for additional substance component.