E31.2
⚠ Non-billable
Multiple endocrine neoplasia [MEN] syndromes
ICD-10-CM · FY2026 · Endocrine, Nutritional and Metabolic Diseases
Code
E31.2
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Endocrine, Nutritional and Metabolic Diseases
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code E31.2?
ICD-10-CM code E31.2 represents Multiple endocrine neoplasia [MEN] syndromes. It is a non-billable header code requiring a more specific subcategory in the Endocrine, Nutritional and Metabolic Diseases chapter, effective October 1, 2025 – September 30, 2026.
Is E31.2 billable?
No. E31.2 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is E31.2 in?
E31.2 belongs to the Endocrine, Nutritional and Metabolic Diseases chapter (E00–E89) of ICD-10-CM.
Related codes in the E31 category
E31
Polyglandular dysfunction
Non-billable
E31.0
Autoimmune polyglandular failure
Billable
E31.1
Polyglandular hyperfunction
Billable
E31.8
Other polyglandular dysfunction
Billable
E31.9
Polyglandular dysfunction, unspecified
Billable
E31.20
Multiple endocrine neoplasia [MEN] syndrome, unspecified
Billable
E31.21
Multiple endocrine neoplasia [MEN] type I
Billable
E31.22
Multiple endocrine neoplasia [MEN] type IIA
Billable
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