G30.1 ALZHEIMER'S DISEASE WITH LATE ONSET

Code Information

Diagnosis Code: G30.1
Short Description: Alzheimer's disease with late onset
Long Description: Alzheimer's disease with late onset
Code Version: 2025 ICD-10-CM

The code G30.1 is VALID for claim submission

Code Classification

Diseases of the nervous system (G00–G99)
- Other degenerative diseases of the nervous system (G30-G32)
  - Alzheimer's disease (G30)

This code is valid for adult diagnoses

Synonyms

Alzheimer's disease with delusions
Alzheimer's disease with psychosis
Dementia in remission
Familial Alzheimer's disease of late onset
Non-familial Alzheimer's disease of late onset
Primary degenerative dementia of the Alzheimer type, senile onset
Primary degenerative dementia of the Alzheimer type, senile onset
Primary degenerative dementia of the Alzheimer type, senile onset
Primary degenerative dementia of the Alzheimer type, senile onset
Primary degenerative dementia of the Alzheimer type, senile onset in remission
Primary degenerative dementia of the Alzheimer type, senile onset, uncomplicated
Primary degenerative dementia of the Alzheimer type, senile onset, with behavioral disturbance
Primary degenerative dementia of the Alzheimer type, senile onset, with delirium
Primary degenerative dementia of the Alzheimer type, senile onset, with delusions
Primary degenerative dementia of the Alzheimer type, senile onset, with depression
Senile dementia with delirium
Senile dementia with delusion
Senile dementia with depression
Senile dementia with depressive or paranoid features
Senile dementia with psychosis

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
G30.1		331.0	Alzheimer's disease

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code	ICD-10 Description
G30	Alzheimer's disease
G30.0	Alzheimer's disease with early onset
G30.8	Other Alzheimer's disease
G30.9	Alzheimer's disease, unspecified

This page was last updated on: 10/1/2025

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