E40 – Kwashiorkor
ICD-10-CM 2027 diagnosis code · Malnutrition
ICD-10-CM code
E40
- Code
E40(claims format:E40)- Description
- Kwashiorkor
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 4. Endocrine, nutritional and metabolic diseases (E00-E89)
- Block
- E40-E46 Malnutrition
Notes for E40
Applicable to:
- Severe malnutrition with nutritional edema with dyspigmentation of skin and hair
Excludes1 (not coded here):
- marasmic kwashiorkor (E42)
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block E40-E46
Excludes1 (not coded here):
Index terms for E40
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Kwashiorkor
- Malnutrition, malignant
- Syndrome, plurideficiency
- Polycarential syndrome of infancy
- Pluricarential syndrome of infancy
- Syndrome, polycarential of infancy
- Syndrome, pluricarential of infancy
- Malnutrition, severe, with, kwashiorkor
- Malnutrition, degree, severe, with, kwashiorkor
- Malnutrition, protein, energy, severe, with, kwashiorkor
- Malnutrition, protein, calorie, severe, with, kwashiorkor
- Edema, edematous, nutritional, with dyspigmentation, skin and hair
Frequently asked questions
What is ICD-10 code E40?
E40 is the ICD-10-CM code for kwashiorkor, in the block E40-E46 (Malnutrition).
Is E40 a billable code?
Yes. E40 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.