Is ICD-10-CM code G30 billable?

No, G30 (Alzheimer's disease) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code G30 belong to?

G30 belongs to Chapter 6 of the ICD-10-CM tabular list: G00–G99 (Diseases of the Nervous System).

G30Non-billable

Alzheimer's disease

Diseases of the Nervous System·Other degenerative diseases of the nervous system (G30-G32)·category·FY 2026

Use a more specific code (4 billable)

G30.0Alzheimer's disease with early onset G30.1Alzheimer's disease with late onset G30.8Other Alzheimer's disease G30.9Alzheimer's disease, unspecified

CH6 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

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)

Instructional Notes

Includes

Alzheimer's dementia senile and presenile forms

Excludes1(Not coded here. Use a different code.)

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

Use Additional 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-)

Clinical Hierarchy

BillableHas subcodes

CH6Diseases of the nervous system (G00-G99)

G30-G32Other degenerative diseases of the nervous system (G30-G32)

G30Alzheimer's diseaseNot billable

G30.0Alzheimer's disease with early onsetBillable

G30.1Alzheimer's disease with late onsetBillable

G30.8Other Alzheimer's diseaseBillable

G30.9Alzheimer's disease, unspecifiedBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.