F33.0 – Major depressive disorder, recurrent, mild

ICD-10-CM 2027 diagnosis code · Mood [affective] disorders

Billable code

ICD-10-CM code F33.0
Code
F33.0 (claims format: F330)
Description
Major depressive disorder, recurrent, mild
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
5. Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
Block
F30-F39 Mood [affective] disorders
Parent codes
F33

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

F33 – Major depressive disorder, recurrent

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.-)

Index terms for F33.0

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in F33

Frequently asked questions

What is ICD-10 code F33.0?

F33.0 is the ICD-10-CM code for major depressive disorder, recurrent, mild, in the block F30-F39 (Mood [affective] disorders).

Is F33.0 a billable code?

Yes. F33.0 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does F33.0 belong to?

It belongs to category F33 – Major depressive disorder, recurrent.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.