E55 Vitamin D deficiency

The ICD-10-CM code for Vitamin D deficiency is E55 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Chapter

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

Section

E50-E64: Other nutritional deficiencies (E50-E64)

Category E55

3 codes (2 billable)

FY2026 Status

Stable since FY2024

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