E51.8Billable

Other manifestations of thiamine deficiency

Chapter
4. Endocrine, nutritional and metabolic diseases
Category
E51
Effective date
October 1, 2026

Related codes in category E51

E51Thiamine deficiencyE51.1BeriberiE51.11Dry beriberiYesE51.12Wet beriberiYesE51.2Wernicke's encephalopathyYesE51.9Thiamine deficiency, unspecifiedYes

Frequently asked questions

What is ICD-10 code E51.8?

E51.8 is an ICD-10-CM diagnosis code for Other manifestations of thiamine deficiency.

Is E51.8 a billable code?

Yes. E51.8 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is E51.8 in?

E51.8 falls under Chapter 4: Endocrine, nutritional and metabolic diseases.

When did E51.8 become effective?

E51.8 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to E51.8?

E51.8 belongs to category E51, which includes 6 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.