2025 ICD-10-CM Diagnosis Code E41

Nutritional marasmus

• E41 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2025 edition of ICD-10-CM E41 became effective on October 1, 2024.
• This is the American ICD-10-CM version of E41 – other international versions of ICD-10 E41 may differ.

Applicable To

• Severe malnutrition with marasmus

Type 1 Excludes

• marasmic kwashiorkor (E42)

The following code(s) above E41 contain annotation back-references

 that may be applicable to E41:

• E00-E89  Endocrine, nutritional and metabolic diseases
• E40-E46  Malnutrition

ICD-10-CM E41 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):

• 640 Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes with mcc
• 641 Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes without mcc
• 791 Prematurity with major problems
• 793 Full term neonate with major problems

Convert E41 to ICD-9-CMCode History

• 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
• 2017 (effective 10/1/2016): No change
• 2018 (effective 10/1/2017): No change
• 2019 (effective 10/1/2018): No change
• 2020 (effective 10/1/2019): No change
• 2021 (effective 10/1/2020): No change
• 2022 (effective 10/1/2021): No change
• 2023 (effective 10/1/2022): No change
• 2024 (effective 10/1/2023): No change
• 2025 (effective 10/1/2024): No change

Code annotations containing back-references to E41:

• Type 1 Excludes: E88.A, R64

Diagnosis Index entries containing back-references to E41:

• Athrepsia E41
• Atrophy, atrophic (of)
  • infantile E41
  • nutritionalE43
    • with marasmus E41
• Deficiency, deficient
  • calorie, severeE43
    • with marasmus E41
• Disease, diseased – see also Syndrome
  • wasting NECE88.A
    • due to
      • malnutritionE43
        • with marasmus E41
• MalnutritionE46
  • degree
    • severe (protein-energy) E43
      • with
        • marasmus E41
  • proteinE46
    • calorieE46
      • severeE43
        • with
          • marasmus E41
    • energyE46
      • severeE43
        • with
          • marasmus E41
  • severe (protein-energy) E43
    • intermediate formE42
      • marasmus E41
• Marasmus E41
  • due to malnutrition E41
  • intestinal E41
  • nutritional E41
• Pedatrophia E41
• Wasting
  • disease (syndrome) E88.A
    • due to
      • malnutritionE43
        • with marasmus E41
  • extreme (due to malnutrition) E43
    • with marasmus E41