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E45 ICD-10-CM Code: Retarded development following protein-calorie malnutrition

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Official description

E45

Retarded development following protein-calorie malnutrition

ICD-10-CM diagnosis code · United States clinical modification

Where E45 sits

  1. 1

    Chapter 4

    Endocrine, nutritional and metabolic diseases (E00-E89)

  2. 2

    Section

    Malnutrition (E40-E46)

  3. 3

    Category E45

    Retarded development following protein-calorie malnutrition

  4. 4

    Code E45

    Retarded development following protein-calorie malnutrition

Notes for this code

Inclusion terms

  • Nutritional short stature
  • Nutritional stunting
  • Physical retardation due to malnutrition

Code first

No “code first” instruction is listed for E45.

Use additional code

No “use additional code” instruction is listed for E45.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for E45.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for E45.

Source and release

Data release
U.S. ICD-10-CM · FY 2027
Effective date
Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Frequently asked questions

What does ICD-10-CM code E45 mean?

E45 is the FY 2027 U.S. ICD-10-CM code for “Retarded development following protein-calorie malnutrition.”

Is E45 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, E45 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is E45 located in ICD-10-CM?

E45 is listed in Chapter 4, Endocrine, nutritional and metabolic diseases (E00-E89), within Malnutrition (E40-E46) (E40–E46), under category E45, Retarded development following protein-calorie malnutrition.

What coding notes are listed for E45?

Its listed inclusion terms are Nutritional short stature; Nutritional stunting; Physical retardation due to malnutrition. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.