2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Mental Disorders 290-319 > Neurotic Disorders, Personality Disorders, And Other Nonpsychotic Mental Disorders 300-316 > Special Symptoms Or Syndromes Not Elsewhere Classified 307.* > 2006 ICD-9-CM Diagnosis 307.2 Tics View the most recent version of ICD-9-CM 307.2 Disorders characterized by recurrent TICS that may interfere with speech and other activities. Tics are sudden, rapid, nonrhythmic, stereotyped motor movements or vocalizations which may be exacerbated by stress and are generally attenuated during absorbing activities. Tic disorders are distinguished from conditions which feature other types of abnormal movements that may accompany general medical conditions. 307.2 is a non-specific code that cannot be used to specify a diagnosis View the ICD-9-CM Volume 1 307.* hierarchy 307.2 Excludes nail-biting or thumb-sucking (307.9) stereotypes occurring in isolation (307.3) tics of organic origin (333.3)