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2. ICD-10 Codes
3. Chapter - G00-G99
4. Section - G30-G32
5. Category - G31
6. G31.1

G31.1 - Senile degeneration of brain, not elsewhere classified

• Applicable to Senile degeneration of brain, not elsewhere classified
• The 2025 edition of ICD10-CM G31.1 became effective on October 1, 2024.
• This is the American ICD10-CM version of G31.1 - other international versions of ICD10 G31.1 may differ.
• G31.1 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Type 1 Excludes

• Alzheimer's disease (G30.-)
• senility NOS (R41.81)

The following codes above G31.1 contain annotation back-references that may be applicable to G31.1:

• Chapter: G00-G99 - Diseases of the nervous system
• Section: G30-G32 - Other degenerative diseases of the nervous system
• Category: G31 - Other degenerative diseases of nervous system, not elsewhere classified

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.