E05.0 – Thyrotoxicosis with diffuse goiter

ICD-10-CM 2027 diagnosis code · Disorders of thyroid gland

Non-billable header

ICD-10-CM code E05.0
Code
E05.0 (claims format: E050)
Description
Thyrotoxicosis with diffuse goiter
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
E00-E07 Disorders of thyroid gland
Parent codes
E05

Billable codes under E05.0

E05.0 is a header code and cannot be used on claims. Choose the most specific code:

Notes for E05.0

Applicable to:
  • Exophthalmic or toxic goiter NOS
  • Graves' disease
  • Toxic diffuse goiter

Notes inherited from parent codes

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

E05 – Thyrotoxicosis [hyperthyroidism]

Excludes1 (not coded here):
  • chronic thyroiditis with transient thyrotoxicosis (E06.2)
  • neonatal thyrotoxicosis (P72.1)

Related codes in E05

Frequently asked questions

What is ICD-10 code E05.0?

E05.0 is the ICD-10-CM code for thyrotoxicosis with diffuse goiter, in the block E00-E07 (Disorders of thyroid gland).

Is E05.0 a billable code?

No. E05.0 is a header code with more specific child codes; report one of the billable codes listed above.

What category does E05.0 belong to?

It belongs to category E05 – Thyrotoxicosis [hyperthyroidism].

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.