E53.9 Vitamin B deficiency, unspecified

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for Vitamin B deficiency, unspecified is E53.9 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

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 E53.9:

  • Avitaminosis (multiple) › B
  • Syndrome › burning feet
  • Encephalopathy (acute) › vitamin B deficiency NEC
  • Burning › feet syndrome
  • Deficiency, deficient › vitamin (multiple) NOS › B (complex) NOS
  • Deficiency, deficient › vitamin (multiple) NOS › group B
  • Stomatitis (denture) (ulcerative) › due to › vitamin deficiency › B group NEC
  • Polyneuropathy (peripheral) › in (due to) › deficiency (of) › B (-complex) vitamins

U.S. Hospital Utilization

  • An estimated 4,465 U.S. inpatient stays in 2023 included E53.9 among the documented diagnoses.

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

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.4.a
Obesity (TOC entry)

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

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.4.b

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

References

Cite This Page

Reference E53.9 with the canonical source and edition:

E53.9 — Vitamin B deficiency, unspecified. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/E53.9

Canonical URL: https://icd10codingpro.com/codes/E53.9

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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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