E64.9 – Sequelae of unspecified nutritional deficiency

ICD-10-CM 2027 diagnosis code · Other nutritional deficiencies

Billable code

ICD-10-CM code E64.9

Code: E64.9 (claims format: E649)
Description: Sequelae of unspecified nutritional deficiency
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: E64

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

E64 – Sequelae of malnutrition and other nutritional deficiencies

Code first:

condition resulting from (sequela) of malnutrition and other nutritional deficiencies

Notes:

This category is to be used to indicate conditions in categories E43, E44, E46, E50-E63 as the cause of sequelae, which are themselves classified elsewhere. The 'sequelae' include conditions specified as such; they also include the late effects of diseases classifiable to the above categories if the disease itself is no longer present

Block E50-E64

Excludes2 (not included here):

nutritional anemias (D50-D53)

Index terms for E64.9

Entries in the ICD-10-CM alphabetic index that lead to this code:

Sequelae, nutritional deficiency

Related codes in E64

E64.0 – Sequelae of protein-calorie malnutritionBillable
E64.1 – Sequelae of vitamin A deficiencyBillable
E64.2 – Sequelae of vitamin C deficiencyBillable
E64.3 – Sequelae of ricketsBillable
E64.8 – Sequelae of other nutritional deficienciesBillable

Frequently asked questions

What is ICD-10 code E64.9?

E64.9 is the ICD-10-CM code for sequelae of unspecified nutritional deficiency, in the block E50-E64 (Other nutritional deficiencies).

Is E64.9 a billable code?

Yes. E64.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does E64.9 belong to?

It belongs to category E64 – Sequelae of malnutrition and 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.