ICD-10-CM · Chapter 4 · E00–E89
E31.20
Multiple endocrine neoplasia [MEN] syndrome, unspecified
Endocrine, nutritional and metabolic diseases
Quick facts
- Code
- E31.20
- Type
- Billable code
- ICD-10-CM chapter
- Chapter 4 — Endocrine, nutritional and metabolic diseases
- Category
- E31 — Polyglandular dysfunction
- Specificity
- 5 characters
How coders use this code
ICD-10-CM E31.20 is a billable, fully specified code, so it can be reported directly on a claim to document a diagnosis of multiple endocrine neoplasia [men] syndrome, unspecified. Coders assign it when the chart documentation supports this level of detail, always matching to the most specific code available and verifying against the chapter-specific guidelines published annually by NCHS/CMS.
Related codes in E31
- E31Polyglandular dysfunction
- E31.0Autoimmune polyglandular failure
- E31.1Polyglandular hyperfunction
- E31.2Multiple endocrine neoplasia [MEN] syndromes
- E31.21Multiple endocrine neoplasia [MEN] type I
- E31.22Multiple endocrine neoplasia [MEN] type IIA
- E31.23Multiple endocrine neoplasia [MEN] type IIB
- E31.8Other polyglandular dysfunction
- E31.9Polyglandular dysfunction, unspecified
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