E51.8 ICD-10-CM Code: Other manifestations of thiamine deficiency
E51.8 is the authoritative medical code for Other manifestations of thiamine deficiency. This classification is used in medical billing and clinical recording to specify the clinical criteria for other manifestations of thiamine deficiency (ICD-10-CM E51.8), ensuring healthcare documentation aligns with current federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.
Official Registry Overview & Definition
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for E51.8 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- sequelae of thiamine deficiency (E64.8)
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- nutritional anemias (D50-D53)
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with E51.8?
Per official ICD-10-CM Excludes1 instructions, E51.8 must not be reported together with: sequelae of thiamine deficiency (E64.8).
Can E51.8 be reported alongside related conditions?
Per official ICD-10-CM Excludes2 instructions, E51.8 and the following are not considered part of each other and may both be reported when both conditions are present: nutritional anemias (D50-D53).
Nearest Codes in This Family
Official ICD-10-CM classifications closest to E51.8 in its code family, with their registry titles.
Indexed Clinical Terms (1)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Thiamin deficiency, specified NEC