ICD-10 codes for Alzheimer Disease

Alzheimer Disease is coded primarily under G30, G30.9, G30.0 in the ICD-10-CM (Clinical Modification) classification. Top-level categories include G30 (Alzheimer's disease). The 2025 ICD-10-CM code set includes 5 codes related to alzheimer disease, of which 4 are billable (specific enough to appear on a medical claim).

AlzheimerAlzheimer's diseaseAlzheimer dementiaAD

Alzheimer disease is coded as G30 in ICD-10-CM, with subcodes G30.0 (early onset), G30.1 (late onset), G30.8 (other), and G30.9 (unspecified). When dementia is also present, an additional F02 code (dementia in other diseases classified elsewhere) is reported with the appropriate fifth and sixth characters.

Total Codes

5

Billable Codes

4

Categories

1

SNOMED CT Concepts

25+

Top 5 Relevant ICD-10 Codes

The codes most commonly assigned to alzheimer disease, ranked by primary-match status, billable status, and specificity. Tap a code to see its full ICD-10 detail page.

Primary Code Categories

These are the top-level ICD-10-CM categories for alzheimer disease. Click any code to see all specific subcodes within that group.

Billable / Specific Codes (4)

Specific ICD-10-CM codes that can be reported on medical claims for alzheimer disease.

Cross-Mappings to Other Standards

ICD-10-CM codes for alzheimer disease link to several adjacent terminologies. These mappings are precomputed from official sources (NLM RxNav, UMLS Metathesaurus, SNOMED CT International) and served via AutoICD's reference and translate APIs.

SNOMED CT

25+ concepts mapped from this code group. Concept IDs include 10532003, 105421000119105, 1156789004, 1156798001, ....

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UMLS Metathesaurus

5 CUIs indexed. Sample: C0002395, C4290121, C0750901, C0494463, ....

Browse UMLS directory

ICD-11

ICD-11 (WHO 2022) classifies many of these conditions under different chapter and stem-code structures. Use the converter to see specific ICD-10 to ICD-11 mappings.

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RxNorm and ICF

RxNorm covers medications used to treat alzheimer disease; ICF Core Sets describe how the condition affects functioning, activities, and participation.

Frequently Asked Questions

What is the ICD-10 code for alzheimer?

The primary ICD-10-CM codes for alzheimer disease are G30, G30.9, G30.0. Across all sub-categories, 5 codes are grouped under alzheimer disease, with 4 marked as billable (specific enough for a medical claim).

How many ICD-10 codes are there for alzheimer disease?

There are 5 ICD-10-CM codes related to alzheimer disease. Of these, 4 are billable specific codes and 1 are non-billable header categories that organize the specific codes underneath them. Header codes cannot be reported on a claim by themselves.

Is there a billable ICD-10 code for alzheimer disease?

Yes. 4 of the 5 ICD-10-CM codes for alzheimer disease are billable. Common examples include G30.0 (Alzheimer's disease with early onset); G30.1 (Alzheimer's disease with late onset); G30.8 (Other Alzheimer's disease). Code to the highest level of specificity supported by the documentation.

Which alzheimer disease ICD-10 code should I use for billing?

The most commonly used billable codes for alzheimer disease include: G30.0 (Alzheimer's disease with early onset); G30.1 (Alzheimer's disease with late onset); G30.8 (Other Alzheimer's disease). The correct code depends on the documented clinical presentation, including any complications, episode (acute / chronic), and laterality where applicable. Always code to the highest level of specificity supported by the clinical documentation.

Is G30 a billable ICD-10 code?

No, G30 (Alzheimer's disease) is a non-billable header code. You need to use a more specific child code for billing purposes.

What are the SNOMED CT concepts for alzheimer disease?

The ICD-10 codes for alzheimer disease map to at least 25 SNOMED CT concepts. Examples of SNOMED CT concept IDs in this group include 10532003, 105421000119105, 1156789004, 1156798001, 1156800008. SNOMED CT is a clinical terminology used in electronic health records; AutoICD's coding API returns SNOMED CT IDs alongside each ICD-10 code via the include_snomed=true flag.

What UMLS Concept Unique Identifiers (CUIs) cover alzheimer disease?

The ICD-10 codes for alzheimer disease are linked to 5 UMLS CUIs in the National Library of Medicine's Metathesaurus. Sample CUIs include C0002395, C4290121, C0750901, C0494463, C0477364. UMLS CUIs unify the same concept across SNOMED CT, ICD-10, ICD-11, RxNorm, MeSH, and dozens of other source vocabularies.

What are other names for alzheimer disease in ICD-10?

Alzheimer Disease may also be referred to as: Alzheimer, Alzheimer's disease, Alzheimer dementia, AD. The same ICD-10-CM codes apply regardless of which term appears in the clinical documentation. Synonyms are surfaced by AutoICD's NER pass and mapped to the canonical ICD-10 family above.

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