ICD-9-CM Diagnosis Code 296.65
Diagnosis Code: 296.65 (Raw: 29665)
Description: Bipolar I disorder, most recent episode (or current) mixed, in partial or unspecified remission
Classification: International Classification of Diseases, Ninth Revision, Clinical Modification (ICD-9-CM)
Fiscal Year: 2026 Reference
CMS Section 111 Status: Valid for reporting.
Overview & Historical Usage
ICD-9-CM code 296.65 is designated for Bipolar I disorder, most recent episode (or current) mixed, in partial or unspecified remission. While superseded by ICD-10 for current healthcare encounters, it remains a recognized reference code for CMS Section 111 reporting, legacy claims adjudication, and historical clinical data analysis.
