2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Mental Disorders 290-319 > Neurotic Disorders, Personality Disorders, And Other Nonpsychotic Mental Disorders 300-316 > Adjustment Reaction 309.* > 2006 ICD-9-CM Diagnosis 309.89 Other specified adjustment reactions View the most recent version of ICD-9-CM 309.89 309.89 is a specific code that can be used to specify a diagnosis 309.89 contains 4 index entries View the ICD-9-CM Volume 1 309.* hierarchy  Index entries containing 309.89: Homesickness 309.89 Nostalgia 309.89 Reaction adjustment 309.9 with predominant disturbance (of) specified type NEC 309.89 specified type NEC 309.89