E63

Non-Billable
ChapterE00–E89
Rankcategory
Official Description

Other nutritional deficiencies

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 4: Endocrine, Nutritional and Metabolic Diseases (E00-E89).

CH4 Parent Instructions

Excludes1(Not coded here)
  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)

E50-E64 Parent Instructions

Excludes2(Not included here)

Instructional Notes

Excludes2(Not included here)
  • dehydration (E86.0)
  • failure to thrive, adult (R62.7)
  • failure to thrive, child (R62.51)
  • feeding problems in newborn (P92.-)
  • sequelae of malnutrition and other nutritional deficiencies (E64.-)

Clinical Hierarchy

CH4Endocrine, nutritional and metabolic diseases (E00-E89)
E50-E64Other nutritional deficiencies (E50-E64)
E63Other nutritional deficiencies
E63.0Essential fatty acid [EFA] deficiency
E63.1Imbalance of constituents of food intake
E63.8Other specified nutritional deficiencies
E63.9Nutritional deficiency, unspecified

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to E63:

blockE50-E64
Other nutritional deficiencies (E50-E64)
View context instructions
chapterCH4
Endocrine, nutritional and metabolic diseases (E00-E89)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to E63. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

20 raw paths
Arthropathy1 unique routes
in (due to)
nutritional deficiency→E63
Cardiomyopathy (familial) (idiopathic)1 unique routes
nutritional→E63
Cataract (cortical) (immature) (incipient)1 unique routes
in (due to)
nutritional disease→E63
Deficiency, deficient4 unique routes
diet→E63
essential fatty acid (EFA)→E63
nutrition, nutritional→E63(2 variants)
specified NEC→E63
Dietary1 unique routes
inadequacy or deficiency→E63
Disease, diseased1 unique routes
nutritional→E63
Disturbance (s)1 unique routes
nutritional→E63
Food1 unique routes
deprivation
specified kind of food NEC→E63
Gastritis (simple)1 unique routes
due to diet deficiency→E63
Imbalance1 unique routes
constituents of food intake→E63
Inadequate, inadequacy1 unique routes
diet (causing nutritional deficiency)→E63
Insufficiency, insufficient1 unique routes
dietary→E63
Nutrition deficient or insufficient2 unique routes
Direct index entry→E63
specified NEC→E63
Polyneuritis, polyneuritic1 unique routes
nutritional→E63
Polyneuropathy (peripheral)2 unique routes
in (due to)
nutritional deficiency NEC→E63
nutritional NEC→E63

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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