E32Header code — not billable

Diseases of thymus

Chapter
4. Endocrine, nutritional and metabolic diseases
Category
E32
Effective date
October 1, 2026

Related codes in category E32

E32.0Persistent hyperplasia of thymusYesE32.1Abscess of thymusYesE32.8Other diseases of thymusYesE32.9Disease of thymus, unspecifiedYes

Frequently asked questions

What is ICD-10 code E32?

E32 is an ICD-10-CM diagnosis code for Diseases of thymus.

Is E32 a billable code?

No. E32 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is E32 in?

E32 falls under Chapter 4: Endocrine, nutritional and metabolic diseases.

When did E32 become effective?

E32 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to E32?

E32 belongs to category E32, which includes 4 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.