F03.B18

ICD-10Billable

Unsp dementia, moderate, with other behavioral disturb

Official ICD-10-CM descriptor (FY2026)

Unspecified dementia, moderate, with other behavioral disturbance

F03.B18 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

Unspecified dementia, moderate, with behavioral disturbances such as sleep disturbance, social disinhibition, or sexual disinhibition

Use additional code

Report an additional code to identify the associated condition.

code, if applicable, to identify wandering in unspecified dementia (Z91.83)

Related codes in F03B1

F03.B11Unspecified dementia, moderate, with agitation

Where this code sits

Chapter: 5. Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
Block: Mental disorders due to known physiological conditions (F01-F09)
Parent code: F03.B1

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.