E01.0 – Iodine-deficiency related diffuse (endemic) goiter

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

Billable code

ICD-10-CM code E01.0

Code: E01.0 (claims format: E010)
Description: Iodine-deficiency related diffuse (endemic) goiter
Billable: Yes – valid for HIPAA-covered transactions
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: E01

Notes inherited from parent codes

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

E01 – Iodine-deficiency related thyroid disorders and allied conditions

Excludes1 (not coded here):

congenital iodine-deficiency syndrome (E00.-)
subclinical iodine-deficiency hypothyroidism (E02)

Index terms for E01.0

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in E01

Frequently asked questions

What is ICD-10 code E01.0?

E01.0 is the ICD-10-CM code for iodine-deficiency related diffuse (endemic) goiter, in the block E00-E07 (Disorders of thyroid gland).

Is E01.0 a billable code?

Yes. E01.0 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does E01.0 belong to?

It belongs to category E01 – Iodine-deficiency related thyroid disorders and allied conditions.

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.