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E51.2 - Wernicke's encephalopathy


The ICD 10 Code for Wernicke's encephalopathy is listed as E51.2.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: E51.2
Description: Wernicke's encephalopathy
Diagnostic Related Groups
(MS-DRG v30.0)
640 - Misc Disorders Of Nutrition,metabolism,fluids/electrolytes W Mcc
641 - Misc Disorders Of Nutrition,metabolism,fluids/electrolytes W/o Mcc
Chapter Endocrine, nutritional and metabolic diseases (E00-E89)
Block Other nutritional deficiencies (E50-E64)
Parent E51 - Thiamine deficiency
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 265.1 - Other and unspecified manifestations of thiamine deficiency (approximate)
ICD-10-CM Siblings (same level / similar specificity) of E51.2:
E51.1 - Beriberi
E51.8 - Other manifestations of thiamine deficiency
E51.9 - Thiamine deficiency, unspecified