All ICD-10-CM codes

ICD-10-CM · Chapter 5 · F01F99

F03.91

Unspecified dementia, unspecified severity, with behavioral disturbance

Mental, behavioral and neurodevelopmental disorders

Heads up:this is a parent code. It's typically not directly billable — you need to drill down to a more specific child code (one with additional digits) to use on a claim.

Quick facts

Code
F03.91
Type
Category / header (non-billable)
ICD-10-CM chapter
Chapter 5 — Mental, behavioral and neurodevelopmental disorders
Category
F03 — Unspecified dementia
Specificity
5 characters

How coders use this code

ICD-10-CM F03.91 is a category (header) for unspecified dementia, unspecified severity, with behavioral disturbance. It is generally not reported directly on a claim — coders drill down to a more specific child code (one with additional characters) that matches the documentation. Use the related codes below to find the billable code that fits, and verify against the annual NCHS/CMS guidelines.

Related codes in F03

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