F33.40 is the authoritative medical code for Major depressive disorder, recurrent, in remission, unspecified. This classification is used in medical billing and clinical recording to specify the clinical criteria for major depressive disorder, recurrent, in remission, unspecified (ICD-10-CM F33.40), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Major depressive disorder, recurrent, in remission, unspecified is a billable ICD-10-CM diagnosis code F33.40. Includes: recurrent episodes of depressive reaction; recurrent episodes of endogenous depression; recurrent episodes of major depression; recurrent episodes of psychogenic depression; recurrent episodes of reactive depression; recurrent episodes of seasonal affective disorder; recurrent episodes of seasonal depressive disorder; recurrent episodes of vital depression. Excludes1 (not coded here): bipolar disorder F31.-; manic episode F30.-.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for F33.40 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- recurrent episodes of depressive reaction
- recurrent episodes of endogenous depression
- recurrent episodes of major depression
- recurrent episodes of psychogenic depression
- recurrent episodes of reactive depression
- recurrent episodes of seasonal affective disorder
- recurrent episodes of seasonal depressive disorder
- recurrent episodes of vital depression
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- bipolar disorder F31.-
- manic episode F30.-
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with F33.40?
Per Excludes1 instructions, F33.40 must not be reported with: bipolar disorder (F31.-); manic episode (F30.-).
Codes in This Family (10)
Official ICD-10-CM classifications in the same code family as F33.40, with their registry titles.
- F33 — Major depressive disorder, recurrent
- F33.0 — Major depressive disorder, recurrent, mild
- F33.1 — Major depressive disorder, recurrent, moderate
- F33.2 — Major depressive disorder, recurrent severe without psychotic features
- F33.3 — Major depressive disorder, recurrent, severe with psychotic symptoms
- F33.4 — Major depressive disorder, recurrent, in remission
- F33.41 — Major depressive disorder, recurrent, in partial remission
- F33.42 — Major depressive disorder, recurrent, in full remission
- F33.8 — Other recurrent depressive disorders
- F33.9 — Major depressive disorder, recurrent, unspecified
Indexed Clinical Terms (1)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Disorder (of), depressive, recurrent, in remission
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: