ICD-10-CM F03: Unspecified dementia

ICD-10-CM Diagnosis Code (2025)

Official Description for F03

Unspecified dementia

Coding Notes & Guidelines for F03

Excludes1: Not Coded Here

mild neurocognitive disorder due to known physiological condition with or without behavioral disturbance (F06.7-)

Excludes2: Not Included Here
  • dementia with delirium or acute confusional state (F05)
  • mild memory disturbance due to known physiological condition (F06.8)
Use Additional Code

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

Use Additional Code

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

Use Additional Code

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

Use Additional Code

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

Inclusion Terms
  • Major neurocognitive disorder NOS
  • Presenile dementia NOS
  • Presenile psychosis NOS
  • Primary degenerative dementia NOS
  • Senile dementia NOS
  • Senile dementia depressed or paranoid type
  • Senile psychosis NOS
Inclusion Terms

Dementia NOS

Inclusion Terms
  • Unspecified dementia, unspecified severity, with aberrant motor behavior such as restlessness, rocking, pacing, or exit-seeking
  • Unspecified dementia, unspecified severity, with verbal or physical behaviors such as profanity, shouting, threatening, anger, aggression, combativeness, or violence
Inclusion Terms

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

Inclusion Terms

Unspecified dementia, unspecified severity, with psychotic disturbance such as hallucinations, paranoia, suspiciousness, or delusional state

Inclusion Terms

Unspecified dementia, unspecified severity, with mood disturbance such as depression, apathy, or anhedonia

Inclusion Terms

Dementia, mild, NOS

Inclusion Terms
  • Unspecified dementia, mild, with aberrant motor behavior such as restlessness, rocking, pacing, or exit-seeking
  • Unspecified dementia, mild, with verbal or physical behaviors such as profanity, shouting, threatening, anger, aggression, combativeness, or violence
Inclusion Terms

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

Inclusion Terms

Unspecified dementia, mild, with psychotic disturbance such as hallucinations, paranoia, suspiciousness, or delusional state

Inclusion Terms

Unspecified dementia, mild, with mood disturbance such as depression, apathy, or anhedonia

Inclusion Terms

Dementia, moderate, NOS

Inclusion Terms
  • Unspecified dementia, moderate, with aberrant motor behavior such as restlessness, rocking, pacing, or exit-seeking
  • Unspecified dementia, moderate, with verbal or physical behaviors such as profanity, shouting, threatening, anger, aggression, combativeness, or violence
Inclusion Terms

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

Inclusion Terms

Unspecified dementia, moderate, with psychotic disturbance such as hallucinations, paranoia, suspiciousness, or delusional state

Inclusion Terms

Unspecified dementia, moderate, with mood disturbance such as depression, apathy, or anhedonia

Inclusion Terms

Dementia, severe, NOS

Inclusion Terms
  • Unspecified dementia, severe, with aberrant motor behavior such as restlessness, rocking, pacing, or exit-seeking
  • Unspecified dementia, severe, with verbal or physical behaviors such as profanity, shouting, threatening, anger, aggression, combativeness, or violence
Inclusion Terms

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

Inclusion Terms

Unspecified dementia, severe, with psychotic disturbance such as hallucinations, paranoia, suspiciousness, or delusional state

Inclusion Terms

Unspecified dementia, severe, with mood disturbance such as depression, apathy, or anhedonia

Child Codes (More Specific Codes for F03):

F03.9 - Unspecified dementia, unspecified severity F03.90 - Unspecified dementia, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety F03.91 - Unspecified dementia, unspecified severity, with behavioral disturbance F03.911 - Unspecified dementia, unspecified severity, with agitation F03.918 - Unspecified dementia, unspecified severity, with other behavioral disturbance F03.92 - Unspecified dementia, unspecified severity, with psychotic disturbance F03.93 - Unspecified dementia, unspecified severity, with mood disturbance F03.94 - Unspecified dementia, unspecified severity, with anxiety F03.A - Unspecified dementia, mild F03.A0 - Unspecified dementia, mild, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety F03.A1 - Unspecified dementia, mild, with behavioral disturbance F03.A11 - Unspecified dementia, mild, with agitation F03.A18 - Unspecified dementia, mild, with other behavioral disturbance F03.A2 - Unspecified dementia, mild, with psychotic disturbance F03.A3 - Unspecified dementia, mild, with mood disturbance F03.A4 - Unspecified dementia, mild, with anxiety F03.B - Unspecified dementia, moderate F03.B0 - Unspecified dementia, moderate, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety F03.B1 - Unspecified dementia, moderate, with behavioral disturbance F03.B11 - Unspecified dementia, moderate, with agitation F03.B18 - Unspecified dementia, moderate, with other behavioral disturbance F03.B2 - Unspecified dementia, moderate, with psychotic disturbance F03.B3 - Unspecified dementia, moderate, with mood disturbance F03.B4 - Unspecified dementia, moderate, with anxiety F03.C - Unspecified dementia, severe F03.C0 - Unspecified dementia, severe, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety F03.C1 - Unspecified dementia, severe, with behavioral disturbance F03.C11 - Unspecified dementia, severe, with agitation F03.C18 - Unspecified dementia, severe, with other behavioral disturbance F03.C2 - Unspecified dementia, severe, with psychotic disturbance F03.C3 - Unspecified dementia, severe, with mood disturbance F03.C4 - Unspecified dementia, severe, with anxiety

About ICD-10-CM Code F03 (Unspecified dementia)

ICD-10-CM code F03 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM F03 became effective on October 1, 2024.

This page provides detailed information about F03 - Unspecified dementia. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Unspecified dementia.