ICD-10-CM 2027
ICD-10 code for wet beriberi
From the official ICD-10-CM alphabetic index entry “Beriberi (dry) › wet”. Page updated September 29, 2026.
About coding wet beriberi
The ICD-10-CM code for wet beriberi is E51.12 (Wet beriberi). The official index lists 1 more specific code, so check the documentation for details such as type, cause, site or severity before settling on E51.12.
Within E51.1 (beriberi), E51.12 is specifically for wet beriberi. Related codes cover dry beriberi (E51.11).
As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.
In MS-DRG v44.0, it is part of the grouping logic for DRG 640 (Miscellaneous Disorders of Nutrition, Metabolism, Fluids and Electrolytes with MCC, relative weight 1.3395) and DRG 641 (Miscellaneous Disorders of Nutrition, Metabolism, Fluids and Electrolytes without MCC, relative weight 0.7865), in MDC 10 (Endocrine, Nutritional and Metabolic Diseases and Disorders), as a principal or secondary diagnosis. The DRG a claim lands in depends on the principal diagnosis, procedures and any CC/MCC secondary diagnoses.
More specific wet beriberi codes (official index)
- involving circulatory system E51.11 — Dry beriberi
Common questions about wet beriberi ICD-10 codes
What is the ICD-10 code for wet beriberi?
- E51.12 — Wet beriberi. More specific codes apply when the documentation supports them: E51.11.
Is E51.12 billable?
- Yes. E51.12 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can E51.12 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict E51.12 as a principal diagnosis.
Is E51.12 a CC or MCC?
- E51.12 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.