E53.8 Deficiency of other specified B group vitamins

The ICD-10-CM code for Deficiency of other specified B group vitamins is E53.8 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

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

Section

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

Category E53

5 codes (4 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to E53.8:

• Melalgia, nutritional
• Electric feet syndrome
• Chacaleh
• Avitaminosis (multiple) › B12
• Deficiency, deficient › biotin
• Deficiency, deficient › cyanocobalamin
• Deficiency, deficient › choline
• Deficiency, deficient › folate

Inclusion Terms

• Biotin deficiency
• Cyanocobalamin deficiency
• Folate deficiency
• Folic acid deficiency
• Pantothenic acid deficiency
• Vitamin B12 deficiency

U.S. Hospital Utilization

• An estimated 285,875 U.S. inpatient stays in 2023 included E53.8 among the documented diagnoses.
• 1,360 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)