F32.9 Major depressive disorder, single episode, unspecified

Billable ICD-10-CM code, FY2026.

Applicable to

• Major depression NOS

Applies from F32 Depressive episode

Includes

• single episode of agitated depression
• single episode of depressive reaction
• single episode of major depression
• single episode of psychogenic depression
• single episode of reactive depression
• single episode of vital depression

Excludes1 (never code together)

• bipolar disorder (F31.-)
• manic episode (F30.-)
• recurrent depressive disorder (F33.-)

Excludes2 (not included here)

• adjustment disorder (F43.2)

Risk adjustment (HCC)

• RxHCC V08: HCC 132 — Depression

MS-DRG index

Defines the logic of DRG(s) 881 in MDC 19.

Approximate ICD-9-CM (GEMs)

• 296.20 Major depressive affective disorder, single episode, unspecified (approximate)
• 311 Depressive disorder, not elsewhere classified (approximate)

Code annotations containing back-references to F32.9

Back-references to F32

• Type 2 Excludes: F06.3 Mood disorder due to known physiological condition ("mood disorders, not due to known physiological condition or unspecified (F30-F39)")
• Type 1 Excludes: F30 Manic episode ("major depressive disorder, single episode (F32.-)")
• Type 1 Excludes: F31 Bipolar disorder ("major depressive disorder, single episode (F32.-)")
• Type 2 Excludes: F42 Obsessive-compulsive disorder ("obsessive-compulsive symptoms occurring in depression (F32.-, F33.-)")
• Type 2 Excludes: F44.2 Dissociative stupor ("depressive stupor (F32, F33)")
• Type 2 Excludes: F63.2 Kleptomania ("depressive disorder with stealing (F31.-, F32.-, F33.-)")
• Type 2 Excludes: F90 Attention-deficit hyperactivity disorders ("mood [affective] disorders (F30-F39)")
• Type 2 Excludes: F91 Conduct disorders ("mood [affective] disorders (F30-F39)")
• Type 2 Excludes: F93.0 Separation anxiety disorder of childhood ("mood [affective] disorders (F30-F39)")
• Type 1 Excludes: R40.1 Stupor ("depressive stupor (F31.-, F32.-, F33.-)")
• Type 2 Excludes: R53.83 Other fatigue ("exhaustion and fatigue due to depressive episode (F32.-)")

Diagnosis Index entries for F32.9

• Depression (acute) (mental) › major
• Depression (acute) (mental) › psychogenic (reactive) (single episode)
• Depression (acute) (mental) › reactive (psychogenic) (single episode)
• Disorder (of) › depressive › major
• Disorder (of) › depressive › major › single episode
• Disorder (of) › psychogenic NOS › depressive
• Episode › depressive › major
• Reaction › depressive (single episode)

Nearby codes

• F32.4 Major depressive disorder, single episode, in partial remission
• F32.5 Major depressive disorder, single episode, in full remission
• F32.8 Other depressive episodes
• F32.81 Premenstrual dysphoric disorder
• F32.89 Other specified depressive episodes
• F32.9 Major depressive disorder, single episode, unspecified (this code)
• F32.A Depression, unspecified