E64.9 ICD-10-CA code: Sequelae of unspecified nutritional deficiency

E64.9 is the ICD-10-CA code for “Sequelae of unspecified nutritional deficiency” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.

Official description

E64.9

Sequelae of unspecified nutritional deficiency

Short description: Sequelae unspec nutritional deficiency

ICD-10-CA · Canada · Also written E649

Index terms

Entries in CIHI’s alphabetical index that lead to E64.9. Searching the index by the condition the note names is how coders reach this code.

  • Sequelae (of), nutritional deficiency

Notes for E64.9

As CIHI prints them, with any note E64.9 takes from the headings above it.

Excludes

Conditions classified elsewhere.

  • Nutritional anaemias (D50-D53)From E50-E64 Other nutritional deficiencies
  • Complications of pregnancy, childbirth and the puerperium (O00-O99)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)transitory endocrine and metabolic disorders specific to fetus and newborn (P70-P74)From Chapter 4: Endocrine, nutritional and metabolic diseases (E00-E90)

Note

  • Not to be used for chronic malnutrition or nutritional deficiency. Code these to current malnutrition or nutritional deficiency.From E64 Sequelae of malnutrition and other nutritional deficiencies
  • All neoplasms, whether functionally active or not, are classified in Chapter II. Appropriate codes in this chapter (i.e. E05.8)(E07.0) (E16-E31)(E34.-) may be used, if desired, as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.From Chapter 4: Endocrine, nutritional and metabolic diseases (E00-E90)

Where E64.9 sits

  1. 1ChapterChapter 4: Endocrine, nutritional and metabolic diseases (E00-E90)
  2. 2Block E50-E64Other nutritional deficiencies
  3. 3Category E64Sequelae of malnutrition and other nutritional deficiencies
  4. 4Valid code E64.9Sequelae of unspecified nutritional deficiency

Source and release

Data release
ICD-10-CA · FY 2026–2027
Effective date
Apr 1, 2026
Publisher
CIHI

This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.

Frequently asked questions

What does ICD-10-CA code E64.9 mean?

E64.9 is the ICD-10-CA code for “Sequelae of unspecified nutritional deficiency” in CIHI’s ICD-10-CA FY 2026–2027 release.

Where is E64.9 in ICD-10-CA?

E64.9 sits under E64 Sequelae of malnutrition and other nutritional deficiencies, within E50-E64 Other nutritional deficiencies, within Chapter 4: Endocrine, nutritional and metabolic diseases (E00-E90).

What coding notes apply to E64.9?

ICD-10-CA lists Note, Excludes notes for E64.9, including those from the headings it sits under. They are listed on this page with where each one comes from.

Which ICD-10-CA release does this page use?

It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.