ICD-10-CM Alphabetic Index · FY 2026 50 Entries
Malnutrition in the ICD-10-CM Index ICD-10-CM
The main term Malnutrition carries 50 index entries pointing to 10 ICD-10-CM codes. The default entry is E46, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
50
Index Entries
10
Codes Referenced
E46
Default Code
M
Letter
50 of 50 shown
ICD-10-CM
Index Entries Under Malnutrition 50 entries · 10 codes
Malnutrition E46
degree
first E44.1
mild (protein) E44.1
moderate (protein) E44.0
second E44.0
severe (protein-energy) E43
with
kwashiorkor E40
marasmus E41
intermediate form E42
with
kwashiorkor E42
third E43
following gastrointestinal surgery K91.2
intrauterine
light-for-dates see Light for dates
small-for-dates see Small for dates
lack of care, or neglect (child) (infant) T76.02 Non-billable
confirmed T74.02 Non-billable
malignant E40
protein E46
calorie E46
mild E44.1
moderate E44.0
severe E43
with
kwashiorkor E40
marasmus E41
intermediate form E42
with
kwashiorkor (and marasmus) E42
energy E46
mild E44.1
moderate E44.0
severe E43
with
kwashiorkor E40
marasmus E41
intermediate form E42
with
kwashiorkor (and marasmus) E42
severe (protein-energy) E43
with
kwashiorkor E40
with marasmus E42
intermediate form E42
with
kwashiorkor (and marasmus) E42
marasmus E41
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
