2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Mental Disorders 290-319 > Neurotic Disorders, Personality Disorders, And Other Nonpsychotic Mental Disorders 300-316 > Disturbance Of Emotions Specific To Childhood And Adolescence 313.* > 2006 ICD-9-CM Diagnosis 313.23 Selective mutism View the most recent version of ICD-9-CM 313.23 313.23 is a specific code that can be used to specify a diagnosis 313.23 contains 2 index entries View the ICD-9-CM Volume 1 313.* hierarchy 313.23 Excludes elective mutism as adjustment reaction (309.83)  Index entries containing 313.23: Disturbance - see also Disease emotions specific to childhood or adolescence 313.9 with elective mutism 313.23 Mutism (see also Aphasia) 784.3 selective (elective) 313.23 adjustment reaction 309.83