E46
BillableUnspecified protein-calorie malnutrition
E46 is the ICD-10-CM code for Unspecified protein-calorie malnutrition. It is a billable, specific code valid for reimbursement.
- Status
- Billable
- Chapter
- E00-E89
- Edition
- FY2026
E00-E89 Endocrine, nutritional and metabolic diseases
What this means — in plain language
MedlinePlus · NIHWhat is malnutrition? Malnutrition means that your body isn't getting enough calories or the right balance of nutrients to stay healthy. This can happen if you don't get enough protein , carbohydrates , and fats , eat too much unhealthy food, or don't get the vitamins and minerals your body needs. Malnutrition can affect people of all ages, but children, older adults, and people with chronic (long-term) health…
Read more about Malnutrition at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Malnutrition NOS
- •Protein-calorie imbalance NOS
Excludes1 — not coded here
- •nutritional deficiency NOS (E63.9)
Frequently asked questions
- What is ICD-10 code E46?
- E46 is the ICD-10-CM code for "Unspecified protein-calorie malnutrition". It falls under E00-E89 Endocrine, nutritional and metabolic diseases.
- Is E46 a billable code?
- Yes — E46 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from E46?
- Excludes1 (not coded here): nutritional deficiency NOS (E63.9).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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