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E31.20 - Multiple endocrine neoplasia [MEN] syndrome, unspecified


The ICD 10 Code for Multiple endocrine neoplasia [MEN] syndrome, unspecified is listed as E31.20.
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: E31.20
Description: Multiple endocrine neoplasia [MEN] syndrome, unspecified
  • Multiple endocrine adenomatosis NOS
  • Multiple endocrine neoplasia [MEN] syndrome NOS
Diagnostic Related Groups
(MS-DRG v30.0)
643 - Endocrine Disorders W Mcc
644 - Endocrine Disorders W Cc
645 - Endocrine Disorders W/o Cc/mcc
Chapter Endocrine, nutritional and metabolic diseases (E00-E89)
Block Disorders of other endocrine glands (E20-E35)
Parent E31.2 - Multiple endocrine neoplasia [MEN] syndromes
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 258.8 - Other specified polyglandular dysfunction (approximate)
ICD-10-CM Siblings (same level / similar specificity) of E31.20:
E31.21 - Multiple endocrine neoplasia [MEN] type I
E31.22 - Multiple endocrine neoplasia [MEN] type IIA
E31.23 - Multiple endocrine neoplasia [MEN] type IIB