E63.9 – Nutritional deficiency, unspecified
ICD-10-CM 2027 diagnosis code · Other nutritional deficiencies
ICD-10-CM code
E63.9
- Code
E63.9(claims format:E639)- Description
- Nutritional deficiency, unspecified
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 4. Endocrine, nutritional and metabolic diseases (E00-E89)
- Block
- E50-E64 Other nutritional deficiencies
- Parent codes
- E63
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
E63 – Other nutritional deficiencies
Excludes2 (not included here):
Block E50-E64
Index terms for E63.9
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Disturbance, nutritional
- Cardiomyopathy, nutritional
- Deficiency, deficient, diet
- Inadequate, inadequacy, diet
- Disease, diseased, nutritional
- Polyneuropathy, nutritional NEC
- Cataract, in, nutritional disease
- Dietary, inadequacy or deficiency
- Gastritis, due to diet deficiency
- Nutrition deficient or insufficient
- Insufficiency, insufficient, dietary
- Arthropathy, in, nutritional deficiency
- Polyneuritis, polyneuritic, nutritional
- Deficiency, deficient, nutrition, nutritional
- Polyneuropathy, in, nutritional deficiency NEC
Related codes in E63
Frequently asked questions
What is ICD-10 code E63.9?
E63.9 is the ICD-10-CM code for nutritional deficiency, unspecified, in the block E50-E64 (Other nutritional deficiencies).
Is E63.9 a billable code?
Yes. E63.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does E63.9 belong to?
It belongs to category E63 – Other nutritional deficiencies.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.