Is ICD-10-CM code E63 billable?

No, E63 (Other nutritional deficiencies) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code E63 belong to?

E63 belongs to Chapter 4 of the ICD-10-CM tabular list: E00–E89 (Endocrine, Nutritional and Metabolic Diseases).

E63Non-billable

Other nutritional deficiencies

Endocrine, Nutritional and Metabolic Diseases·Other nutritional deficiencies (E50-E64)·category·FY 2026

Use a more specific code (4 billable)

E63.0Essential fatty acid [EFA] deficiency E63.1Imbalance of constituents of food intake E63.8Other specified nutritional deficiencies E63.9Nutritional deficiency, unspecified

CH4 Parent Instructions

Excludes1(Not coded here. Use a different code.)

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

E50-E64 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

nutritional anemias (D50-D53)

Instructional Notes

Excludes2(Not included here. Code separately if applicable.)

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

BillableHas subcodes

CH4Endocrine, nutritional and metabolic diseases (E00-E89)

E50-E64Other nutritional deficiencies (E50-E64)

E63Other nutritional deficienciesNot billable

E63.0Essential fatty acid [EFA] deficiencyBillable

E63.1Imbalance of constituents of food intakeBillable

E63.8Other specified nutritional deficienciesBillable

E63.9Nutritional deficiency, unspecifiedBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.