Code-level instructions

Includes

Severe malnutrition with marasmus

Excludes 1

marasmic kwashiorkor (E42)

Inherited instructions

Chapters 4 · Endocrine, nutritional and metabolic diseases (E00-E89)

Excludes 1

transitory endocrine and metabolic disorders specific to newborn (P70-P74)

Note

All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.

E40-E46 · Malnutrition (E40-E46)

Excludes 1

intestinal malabsorption (K90.-)
sequelae of protein-calorie malnutrition (E64.0)

Excludes 2

nutritional anemias (D50-D53)
starvation (T73.0)

Official index references (16)

Athrepsia (1)

AthrepsiaDisease index

Atrophy, atrophic(of) (2)

Atrophy, atrophic(of) › infantileDisease index
Atrophy, atrophic(of) › nutritional › with marasmusDisease index

Deficiency, deficient (1)

Deficiency, deficient › calorie, severe › with marasmusDisease index

Disease, diseased (1)

Disease, diseased › wasting NEC › due to › malnutrition › with marasmusDisease index

Malnutrition (4)

Malnutrition › degree › severe(protein-energy) › with › marasmusDisease index
Malnutrition › protein › calorie › severe › with › marasmusDisease index
Malnutrition › protein › energy › severe › with › marasmusDisease index
Malnutrition › severe(protein-energy) › intermediate form › marasmusDisease index

Marasmus (4)

MarasmusDisease index
Marasmus › due to malnutritionDisease index
Marasmus › intestinalDisease index
Marasmus › nutritionalDisease index

Pedatrophia (1)

PedatrophiaDisease index

Wasting (2)

Wasting › disease(syndrome) › due to › malnutrition › with marasmusDisease index
Wasting › extreme(due to malnutrition) › with marasmusDisease index

References from other codes (2)

E88.A · Wasting disease (syndrome) due to underlying condition

Excludes 1 · nutritional marasmus (E41)

R64 · Cachexia

Excludes 1 · nutritional marasmus (E41)

MS-DRG · 43.1

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

2026-04-01 – 2026-09-30

Code history

No recorded change since first observation

ChangedUnchanged

FY2016

Effective from 2015-10-01

First observed

Nutritional marasmus

Billable diagnosis code

CDC/NCHS · FY2016

All editions (19)

All editions	Effective from	Code history
FY2016	2015-10-01	First observed
FY2017	2016-10-01	No tabular change
FY2018	2017-10-01	No tabular change
FY2019	2018-10-01	No tabular change
FY2020	2019-10-01	No tabular change
FY2020 · April	2020-04-01	No tabular change
FY2021	2020-10-01	No tabular change
FY2021 · 01-01	2021-01-01	No tabular change
FY2022	2021-10-01	No tabular change
FY2022 · 04-01	2022-04-01	No tabular change
FY2023	2022-10-01	No tabular change
FY2023 · 04-01	2023-04-01	No tabular change
FY2024	2023-10-01	No tabular change
FY2024 · 04-01	2024-04-01	No tabular change
FY2025	2024-10-01	No tabular change
FY2025 · 04-01	2025-04-01	No tabular change
FY2026	2025-10-01	No tabular change
FY2026 · April	2026-04-01	No tabular change
FY2027	2026-10-01	No tabular change

Historical ICD-9 mappings · 2018

Historical mapping only; not an automatic code substitution.

261 · Approximate