F02.C4 Dementia in other diseases classified elsewhere, severe, with anxiety

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for Dementia in other diseases classified elsewhere, severe, with anxiety is F02.C4 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
F01-F09: Mental disorders due to known physiological conditions (F01-F09)
Category F02
33 codes (24 billable)
FY2026 Status
Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to F02.C4:

  • Dementia (degenerative (primary)) (persisting) (unspecified severity) (without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety) › in (due to) › diseases specified elsewhere (unspecified severity) (without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety) › severe › with › anxiety

Inclusion Terms

  • Major neurocognitive disorder in other diseases classified elsewhere, severe, with anxiety

U.S. Hospital Utilization

  • An estimated 5,650 U.S. inpatient stays in 2023 included F02.C4 among the documented diagnoses.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Pain disorders related to psychological factors (TOC entry)

a. Pain disorders related to psychological factors ..................................................................... 43

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.5.a
Psychoactive substance use disorders (TOC entry)

b. Mental and behavioral disorders due to psychoactive substance use ................................... 43

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.5.b

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

Parent Code

F02 Dementia in other diseases classified elsewhere

Related Codes in F02

F02 Dementia in other diseases classified elsewhere F02.8 Dementia in other diseases classified elsewhere, unspecified severity F02.80 Dementia in other diseases classified elsewhere, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety F02.81 Dementia in other diseases classified elsewhere, unspecified severity, with behavioral disturbance F02.811 Dementia in other diseases classified elsewhere, unspecified severity, with agitation F02.818 Dementia in other diseases classified elsewhere, unspecified severity, with other behavioral disturbance F02.82 Dementia in other diseases classified elsewhere, unspecified severity, with psychotic disturbance F02.83 Dementia in other diseases classified elsewhere, unspecified severity, with mood disturbance F02.84 Dementia in other diseases classified elsewhere, unspecified severity, with anxiety F02.A Dementia in other diseases classified elsewhere, mild F02.A0 Dementia in other diseases classified elsewhere, mild, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety F02.A1 Dementia in other diseases classified elsewhere, mild, with behavioral disturbance F02.A11 Dementia in other diseases classified elsewhere, mild, with agitation F02.A18 Dementia in other diseases classified elsewhere, mild, with other behavioral disturbance F02.A2 Dementia in other diseases classified elsewhere, mild, with psychotic disturbance F02.A3 Dementia in other diseases classified elsewhere, mild, with mood disturbance F02.A4 Dementia in other diseases classified elsewhere, mild, with anxiety F02.B Dementia in other diseases classified elsewhere, moderate F02.B0 Dementia in other diseases classified elsewhere, moderate, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety F02.B1 Dementia in other diseases classified elsewhere, moderate, with behavioral disturbance
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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