G13.2

ICD-10Billable

Systemic atrophy primarily affecting the cnsl in myxedema

Official ICD-10-CM descriptor (FY2026)

Systemic atrophy primarily affecting the central nervous system in myxedema

G13.2 is valid for submission on a claim — CMS flags it as a billable, specific code.

Code first

Sequence the underlying condition before this code.

underlying disease, such as:
hypothyroidism (E03.-)
myxedematous congenital iodine deficiency (E00.1)

Related codes in G13

Where this code sits

Chapter: 6. Diseases of the nervous system (G00-G99)
Block: Systemic atrophies primarily affecting the central nervous system (G10-G14)
Parent code: G13

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.