E42 Marasmic kwashiorkor

Billable ICD-10-CM code, FY2026. Acts as a Major Complication or Comorbidity (MCC) as a secondary diagnosis.

Applicable to

• Intermediate form severe protein-calorie malnutrition
• Severe protein-calorie malnutrition with signs of both kwashiorkor and marasmus

Applies from E42 Marasmic kwashiorkor

Applicable to

• Intermediate form severe protein-calorie malnutrition
• Severe protein-calorie malnutrition with signs of both kwashiorkor and marasmus

Risk adjustment (HCC)

• CMS-HCC V22: HCC 21 — Protein-Calorie Malnutrition
• ESRD V24: HCC 21

MS-DRG index

Defines the logic of DRG(s) 640-641 in MDC 10.

Approximate ICD-9-CM (GEMs)

• 260 Kwashiorkor (approximate)

Code annotations containing back-references to E42

Back-references to E42

• Code First: E08 Diabetes mellitus due to underlying condition ("malnutrition (E40-E46)")
• Type 1 Excludes: E40 Kwashiorkor ("marasmic kwashiorkor (E42)")
• Type 1 Excludes: E41 Nutritional marasmus ("marasmic kwashiorkor (E42)")
• Code First: G63 Polyneuropathy in diseases classified elsewhere ("nutritional deficiency (E40-E64)")
• Code First: H28 Cataract in diseases classified elsewhere ("protein-calorie malnutrition (E40-E46)")
• Type 2 Excludes: R60.1 Generalized edema ("nutritional edema (E40-E46)")
• Code Also: R63.31 Pediatric feeding disorder, acute ("malnutrition (E40-E46)")
• Code Also: R63.32 Pediatric feeding disorder, chronic ("malnutrition (E40-E46)")
• Type 1 Excludes: R63.6 Underweight ("malnutrition (E40-E46)")
• Type 2 Excludes: Z59.4 Lack of adequate food ("malnutrition (E40-E46)")
• Type 1 Excludes: Z72.4 Inappropriate diet and eating habits ("malnutrition and other nutritional deficiencies (E40-E64)")

Back-references to E42

• Code First: E08 Diabetes mellitus due to underlying condition ("malnutrition (E40-E46)")
• Type 1 Excludes: E40 Kwashiorkor ("marasmic kwashiorkor (E42)")
• Type 1 Excludes: E41 Nutritional marasmus ("marasmic kwashiorkor (E42)")
• Code First: G63 Polyneuropathy in diseases classified elsewhere ("nutritional deficiency (E40-E64)")
• Code First: H28 Cataract in diseases classified elsewhere ("protein-calorie malnutrition (E40-E46)")
• Type 2 Excludes: R60.1 Generalized edema ("nutritional edema (E40-E46)")
• Code Also: R63.31 Pediatric feeding disorder, acute ("malnutrition (E40-E46)")
• Code Also: R63.32 Pediatric feeding disorder, chronic ("malnutrition (E40-E46)")
• Type 1 Excludes: R63.6 Underweight ("malnutrition (E40-E46)")
• Type 2 Excludes: Z59.4 Lack of adequate food ("malnutrition (E40-E46)")
• Type 1 Excludes: Z72.4 Inappropriate diet and eating habits ("malnutrition and other nutritional deficiencies (E40-E64)")

Diagnosis Index entries for E42

• Deficiency, deficient › calorie, severe › with marasmus › and kwashiorkor
• Kwashiorkor › marasmic, marasmus type
• Malnutrition › degree › severe (protein-energy) › intermediate form
• Malnutrition › degree › severe (protein-energy) › intermediate form › with › kwashiorkor
• Malnutrition › protein › calorie › severe › intermediate form
• Malnutrition › protein › calorie › severe › intermediate form › with › kwashiorkor (and marasmus)
• Malnutrition › protein › energy › severe › intermediate form
• Malnutrition › protein › energy › severe › intermediate form › with › kwashiorkor (and marasmus)
• Malnutrition › severe (protein-energy) › with › kwashiorkor › with marasmus
• Malnutrition › severe (protein-energy) › intermediate form
• Malnutrition › severe (protein-energy) › intermediate form › with › kwashiorkor (and marasmus)

Nearby codes

• E42 Marasmic kwashiorkor (this code)