ICDcodes.org
FY2027

E32Diseases of thymus

Not billable

Is E32 billable?

No — E32 is a non-billable header code. E32 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 4 billable codes beneath E32.

E32 at a glance

CodeE32
DescriptionDiseases of thymus
BillableNo — header code
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

Excludes1 — never code together

The conditions below can never be reported together with E32 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

  • aplasia or hypoplasia of thymus with immunodeficiency (D82.1)
  • myasthenia gravis (G70.0)

Excludes1 — never code together — inherited from Chapter 4

The conditions below can never be reported together with E32 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)

Excludes1 — never code together — inherited from E20-E35

The conditions below can never be reported together with E32 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

What codes fall under E32? (4)

How long has E32 existed?

E32 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.

Which codes are confused with E32?

ICD-10-CM declares these codes mutually exclusive with E32 — exactly one of each pair can be correct for a given encounter.