2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Supplementary Classification Of Factors Influencing Health Status And Contact With Health Services V01-V86 > Persons Encountering Health Services In Other Circumstances V60-V69 > Convalescence And Palliative Care V66.* > 2008 ICD-9-CM Diagnosis V66.3 Convalescence following psychotherapy and other treatment for mental disorder  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 Therefore, this code may be out of date.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 V66.3 can be accessed here. V66.3 is a specific code that can be used to specify a diagnosis V66.3 contains 6 index entries View the ICD-9-CM Volume 1 V66.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. Index entries containing V66.3: Admission (encounter) for convalescence following V66.9 psychotherapy V66.3 treatment (for) V66.5 mental disorder NEC V66.3 Care (of) convalescent following V66.9 psychotherapy V66.3 treatment (for) V66.5 mental disorder NEC V66.3 Convalescence (following) V66.9 psychotherapy V66.3 treatment (for) NEC V66.5 mental disorder NEC V66.3