E51.11 Dry beriberi

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applicable to

• Beriberi NOS
• Beriberi with polyneuropathy

Applies from E51 Thiamine deficiency

Excludes1 (never code together)

• sequelae of thiamine deficiency (E64.8)

MS-DRG index

Defines the logic of DRG(s) 640-641 in MDC 10.

Approximate ICD-9-CM (GEMs)

• 265.0 Beriberi (approximate)

Code annotations containing back-references to E51.11

Back-references to E51

• Code First: G63 Polyneuropathy in diseases classified elsewhere ("nutritional deficiency (E40-E64)")
• Type 1 Excludes: T45.2X6 Underdosing of vitamins ("vitamin deficiencies (E50-E56)")
• Type 1 Excludes: Z72.4 Inappropriate diet and eating habits ("malnutrition and other nutritional deficiencies (E40-E64)")

Diagnosis Index entries for E51.11

• Avitaminosis (multiple) › B › with › beriberi
• Beriberi (dry)
• Beriberi (dry) › polyneuropathy
• Beriberi (dry) › wet › involving circulatory system
• Deficiency, deficient › thiamin, thiaminic (chloride) › beriberi (dry)
• Deficiency, deficient › vitamin (multiple) NOS › B (complex) NOS › with › beriberi (dry)
• Deficiency, deficient › vitamin (multiple) NOS › B1 NOS › beriberi (dry)
• Deficiency, deficient › vitamin (multiple) NOS › B1 NOS › beriberi (dry) › with circulatory system manifestations
• Kakke
• Neuritis (rheumatoid) › due to › beriberi
• Neuritis (rheumatoid) › endemic
• Neuritis (rheumatoid) › multiple › endemic
• Neuritis (rheumatoid) › multiplex endemica
• Panneuritis endemica
• Polioencephalopathy, superior hemorrhagic › with › beriberi
• Polyneuritis, polyneuritic › endemic
• Polyneuropathy (peripheral) › in (due to) › beriberi
• Shoshin (acute fulminating beriberi)
• Thiaminic deficiency with beriberi

Nearby codes

• E51 Thiamine deficiency
• E51.1 Beriberi
• E51.11 Dry beriberi (this code)
• E51.12 Wet beriberi
• E51.2 Wernicke's encephalopathy
• E51.8 Other manifestations of thiamine deficiency
• E51.9 Thiamine deficiency, unspecified