2007 ICD-9-CM Procedure 99.52 Prophylactic vaccination against influenza 99.52 is a specific code that can be used to specify a procedure 99.52 contains 3 index entries View the full Volume 3 99.* hierarchy Index entries containing 99.52: Immunization -- see also Vaccination Hemophilus influenzae 99.52 influenza 99.52 Vaccination (prophylactic) (against) 99.59 influenza 99.52