G30.9

Billable

Alzheimer's disease, unspecified

Status

Billable / Specific

Chapter

6: Diseases of the Nervous System

Block

G30-G32

Parent Code

G30

Coding Notes

Includes

Conditions included under this code

Alzheimer's dementia senile and presenile forms

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

senile degeneration of brain NEC (G31.1)
senile dementia NOS (F03.-)
senility NOS (R41.81)

Excludes 2

Conditions not included here, but the patient may have both

certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Use Additional Code

Additional codes that should follow this code

code, if applicable, to identify:
delirium, if applicable (F05)
dementia with anxiety (F02.84, F02.A4, F02.B4, F02.C4)
dementia with behavioral disturbance (F02.81-, F02.A1-, F02.B1-, F02.C1-)
dementia with mood disturbance (F02.83, F02.A3, F02.B3, F02.C3)
dementia with psychotic disturbance (F02.82, F02.A2, F02.B2, F02.C2)
dementia without behavioral disturbance (F02.80, F02.A0, F02.B0, F02.C0)
mild neurocognitive disorder due to known physiological condition (F06.7-)

Also Known As / Clinical Terms

SNOMED CT

UMLS

Frequently Asked Questions

What is ICD-10 code G30.9?

ICD-10-CM code G30.9 represents "Alzheimer's disease, unspecified". It is a billable/specific code that can be used on a claim.

Is G30.9 a billable code?

Yes, G30.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is G30.9 in?

G30.9 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).

What codes cannot be used with G30.9?

G30.9 has Excludes1 notes indicating codes that cannot be used together with it, including: senile degeneration of brain NEC (G31.1); senile dementia NOS (F03.-); senility NOS (R41.81).

Are additional codes required with G30.9?

Yes, when using G30.9 you should also code: code, if applicable, to identify:; delirium, if applicable (F05); dementia with anxiety (F02.84, F02.A4, F02.B4, F02.C4); dementia with behavioral disturbance (F02.81-, F02.A1-, F02.B1-, F02.C1-); dementia with mood disturbance (F02.83, F02.A3, F02.B3, F02.C3); dementia with psychotic disturbance (F02.82, F02.A2, F02.B2, F02.C2); dementia without behavioral disturbance (F02.80, F02.A0, F02.B0, F02.C0); mild neurocognitive disorder due to known physiological condition (F06.7-).

What SNOMED CT codes does G30.9 map to?

G30.9 maps to 13 SNOMED CT concepts: 1591000119103, 26929004, 97751000119108, 1259128002, 142011000119109, and 8 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for G30.9?

G30.9 is linked to 1 UMLS Concept Unique Identifier: C0002395. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.