E32 – Diseases of thymus

ICD-10-CM 2027 diagnosis code · Disorders of other endocrine glands

Non-billable header

ICD-10-CM code E32
Code
E32 (claims format: E32)
Description
Diseases of thymus
Billable
No – use a more specific code below
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
4. Endocrine, nutritional and metabolic diseases (E00-E89)
Block
E20-E35 Disorders of other endocrine glands

Billable codes under E32

E32 is a header code and cannot be used on claims. Choose the most specific code:

Notes for E32

Excludes1 (not coded here):
  • aplasia or hypoplasia of thymus with immunodeficiency (D82.1)
  • myasthenia gravis (G70.0)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block E20-E35

Excludes1 (not coded here):

Frequently asked questions

What is ICD-10 code E32?

E32 is the ICD-10-CM code for diseases of thymus, in the block E20-E35 (Disorders of other endocrine glands).

Is E32 a billable code?

No. E32 is a header code with more specific child codes; report one of the billable codes listed above.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.