2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Respiratory System 460-519 > Other Diseases Of Upper Respiratory Tract 470-478 > Chronic Disease Of Tonsils And Adenoids 474.* > 2008 ICD-9-CM Diagnosis 474.02 Chronic tonsillitis and adenoiditis  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM 474.02 can be accessed here. 474.02 is a specific code that can be used to specify a diagnosis 474.02 contains 7 index entries View the ICD-9-CM Volume 1 474.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. Index entries containing 474.02: Adenoiditis 474.01 chronic 474.01 with chronic tonsillitis 474.02 Hypertrophy, hypertrophic tonsil (faucial) (infective) (lingual) (lymphoid) 474.11 with tonsillitis 474.00 and adenoiditis 474.02 Infection, infected, infective (opportunistic) 136.9 adenoid (chronic) 474.01 and tonsil (chronic) 474.02 acute or subacute 463 focal tonsils 474.00 and adenoids 474.02 tonsil (faucial) (lingual) (pharyngeal) 474.00 and adenoid 474.02 Septic - see also condition adenoids 474.01 and tonsils 474.02 tonsils 474.00 and adenoids 474.02