ICD 9 CM Codes

Excludes
adjustment reaction with disturbance of conduct (309.3)
drug dependence (304.0-304.9)
dyssocial behavior without manifest psychiatric disorder (V71.01-V71.02)
personality disorder with predominantly sociopathic or asocial manifestations (301.7)
sexual deviations (302.0-302.9)
Additional
The following fifth-digit subclassification is for use with categories 312.0-312.2:
0 unspecified
1 mild
2 moderate
3 severe
320 Bacterial meningitis
321 Meningitis due to other organisms
322 Meningitis of unspecified cause
323 Encephalitis, myelitis, and encephalomyelitis
324 Intracranial and intraspinal abscess
325 Phlebitis and thrombophlebitis of intracranial venous sinuses
326 Late effects of intracranial abscess or pyogenic infection