ICD9Data.com   Free 2007 ICD-9-CM Database

2007 ICD-9-CM Volume 1 Diagnosis Codes Home > Symptoms, Signs, And Ill-Defined Conditions 780-799 > Symptoms 780-789 > Symptoms Involving Head And Neck 784.* > 2007 ICD-9-CM Diagnosis 784.4 Voice disturbance  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 Therefore, this code may be out of date.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 784.4 can be accessed here. Disorders of voice pitch, loudness, or quality. Dysphonia refers to impaired utterance of sounds by the vocal folds. 784.4 is a non-specific code that cannot be used to specify a diagnosis View the ICD-9-CM Volume 1 784.* hierarchy