E44.0 Moderate protein-calorie malnutrition

The ICD-10-CM code for Moderate protein-calorie malnutrition is E44.0 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

4: Endocrine, nutritional and metabolic diseases (E00-E89)

Section

E40-E46: Malnutrition (E40-E46)

Category E44

3 codes (2 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to E44.0:

• Malnutrition › degree › moderate (protein)
• Malnutrition › degree › second
• Malnutrition › protein › energy › moderate
• Malnutrition › protein › calorie › moderate

U.S. Hospital Utilization

• An estimated 634,170 U.S. inpatient stays in 2023 included E44.0 among the documented diagnoses.
• 3,515 stays listed it as the principal diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Diabetes mellitus (TOC entry)

a. Diabetes mellitus ................................................................................................................... 39

Obesity (TOC entry)

b. Obesity .................................................................................................................................. 42

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)

Cite This Page

Reference E44.0 with the canonical source and edition:

E44.0 — Moderate protein-calorie malnutrition. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/E44.0

Canonical URL: https://icd10codingpro.com/codes/E44.0