The MDD ICD 10 code for a mild single episode is F32.0, while moderate major depression ICD 10 uses F32.1, and severe cases use F32.2 or F32.3 based on the presence of psychotic features. The ICD-10 system provides specific codes for various depressive disorders, primarily in the F32 and F33 categories, which correspond to Major Depressive Disorder, Single Episode and Major Depressive Disorder, Recurrent, respectively. In the ICD-10, depressive disorders appear under the F30โ€“F39 mood disorder category.

Understanding the Context

Most diagnoses fall within two primary groups: F32 for single depressive episodes and F33 for recurrent depression. These categories represent the foundation of the ICD-10 major depressive disorder classification. The Major Depressive Disorder (MDD) is classified under Mood Disorders and is assigned code F32.9. This applies specifically to the American edition of ICD-10-CM (effective ).

Key Insights

International versions of ICD-10 may use different codes. Master Major Depressive Disorder ICD 10 coding. Learn the full F32 & F33 code list, documentation rules for severity, and how to avoid common billing denials. F33.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2026 edition of ICD-10-CM F33.1 became effective on .

Final Thoughts

F32 Codes: Major Depressive Disorder, Single Episode The F32 category is used when the patient has the initial recorded episode of major depressive disorder (MDD). Explore comprehensive ICD-10 coding and documentation guidelines for Major Depressive Disorder, including severity assessment and PHQ-9 scoring.