Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes F01-F99 – Mental, Behavioral and Neurodevelopmental disorders (F01-F99) > 2024 ICD-10-CM Codes F30-F39 – Mood [affective] disorders (F30-F39) > 2024 ICD-10-CM Codes F31 – Bipolar disorder (F31) > 2024 ICD-10-CM Codes F31.3 – Bipolar disorder, current episode depressed, mild or moderate severity (F31.3)