F01.B18

Billable
ChapterF01–F99
Ranksubcategory
Official Description

Vascular dementia, moderate, with other behavioral disturbance

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders (F01-F99).

Instructional Notes

Includes
  • Major neurocognitive disorder due to vascular disease, moderate, with behavioral disturbances such as sleep disturbance, social disinhibition, or sexual disinhibition
  • Vascular dementia, moderate, with behavioral disturbances such as sleep disturbance, social disinhibition, or sexual disinhibition
Use Additional Code
  • code, if applicable, to identify wandering in vascular dementia (Z91.83)
General instructions are available for the parent sections:
View CH5 NotesView F01 Notes

Clinical Hierarchy

CH5Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
F01-F09Mental disorders due to known physiological conditions (F01-F09)
F01Vascular dementia
F01.BVascular dementia, moderate
F01.B1Vascular dementia, moderate, with behavioral disturbance
F01.B18Vascular dementia, moderate, with other behavioral disturbance

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to F01.B18:

categoryF01
Vascular dementia
View context instructions
chapterCH5
Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to F01.B18. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

2 raw paths
Dementia (degenerative (primary)) (persisting) (unspecified severity) (without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety)2 unique routes
vascular (acute onset) (mixed) (multi-infarct) (subcortical) (unspecified severity) (without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety)(2 variants)
moderate(2 variants)
with(2 variants)
behavioral disturbances (sleep disturbance) (sexual disinhibition) (social disinhibition)→F01.B18(2 variants)
specified NEC→F01.B18

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 884
Organic Disturbances and Intellectual Disability

Cross Reference

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