E42
ICD-10BillableMarasmic kwashiorkor
Official ICD-10-CM descriptor (FY2026)
Marasmic kwashiorkor
E42 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Intermediate form severe protein-calorie malnutrition
- Severe protein-calorie malnutrition with signs of both kwashiorkor and marasmus
Where this code sits
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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.