ICD10BillableValid for clinical use

ICD-10 Code F06.34: Mood disorder due to known physiological condition with mixed features

F06.34 is a billable ICD-10 diagnosis code used to classify Mood disorder due to known physiological condition with mixed features in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Mental, Behavioral and Neurodevelopmental disorders (F01-F99).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Mental, Behavioral and Neurodevelopmental disorders (F01-F99).

When is it used?

  • May be used when a clinician documents mood disorder due to known physiological condition with mixed features in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
5Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
block
F01-F09Mental disorders due to known physiological conditions
category
F06Other mental disorders due to known physiological condition
category
F06.3Mood disorder due to known physiological condition
currentF06.3

Official coding notes

Inclusion terms
  • Bipolar and related disorder due to known physiological condition, with mixed features
  • Depressive disorder due to known physiological condition, with mixed features

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Coding guidelines

Common synonyms

Mood disorder due to known physiological condition with mixed features

Frequently asked questions

Code details

CodeF06.34
SystemICD10
Display nameMood disorder due to known physiological condition with mixed features
ChapterMental, Behavioral and Neurodevelopmental disorders (F01-F99)
BlockMental disorders due to known physiological conditions

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Disorder(of)Disorder(of)Disorder(of)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.