ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

E31.21 – Multiple endocrine neoplasia [MEN] type I

Coding Notes

Active

Billable, valid for HIPAA-covered transactions

Applicable To

Wermer's syndrome

GEM Conversion to ICD-9 CM

258.01

Fs: 00000 – Multiple endocrine neoplasia [MEN] type I

MDC / MS-DRG Reference

DRG 643

ENDOCRINE DISORDERS WITH MCC

DRG 644

ENDOCRINE DISORDERS WITH CC

DRG 645

ENDOCRINE DISORDERS WITHOUT CC/MCC

Back Reference of Diagnostic Codes

Disease, diseased See also Syndrome

Wermer's E31.21

Neoplasia

endocrine, multiple (MEN) E31.20

type I E31.21

Syndrome See also Disease

Wermer's E31.21

Wermer's disease or syndrome E31.21

Sibling Codes

E31.20

Multiple endocrine neoplasia [MEN] syndrome, unspecified

E31.22

Multiple endocrine neoplasia [MEN] type IIA

E31.23

Multiple endocrine neoplasia [MEN] type IIB

Parent Sibling Codes

E31.0

Autoimmune polyglandular failure

E31.1

Polyglandular hyperfunction

E31.2

Multiple endocrine neoplasia [MEN] syndromes

E31.8

Other polyglandular dysfunction

E31.9

Polyglandular dysfunction, unspecified

View in Tabular

Code	Title
E00-E89	Endocrine, nutritional and metabolic diseases (E00-E89)
E20-E35	Disorders of other endocrine glands (E20-E35)
E31	Polyglandular dysfunction
E31.2	Multiple endocrine neoplasia [MEN] syndromes
E31.21	Multiple endocrine neoplasia [MEN] type I Applicable to Wermer's syndrome