ICD-10-CM E06: Thyroiditis

ICD-10-CM Diagnosis Code (2025)

Official Description for E06

Thyroiditis

Coding Notes & Guidelines for E06

Excludes1: Not Coded Here

postpartum thyroiditis (O90.5)

Excludes1: Not Coded Here

autoimmune thyroiditis (E06.3)

Excludes1: Not Coded Here

autoimmune thyroiditis (E06.3)

Use Additional Code

code (B95-B97) to identify infectious agent.

Use Additional Code

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Inclusion Terms
  • Abscess of thyroid
  • Pyogenic thyroiditis
  • Suppurative thyroiditis
Inclusion Terms
  • de Quervain thyroiditis
  • Giant-cell thyroiditis
  • Granulomatous thyroiditis
  • Nonsuppurative thyroiditis
  • Viral thyroiditis
Inclusion Terms
  • Hashimoto's thyroiditis
  • Hashitoxicosis (transient)
  • Lymphadenoid goiter
  • Lymphocytic thyroiditis
  • Struma lymphomatosa
Inclusion Terms
  • Chronic fibrous thyroiditis
  • Chronic thyroiditis NOS
  • Ligneous thyroiditis
  • Riedel thyroiditis

Child Codes (More Specific Codes for E06):

E06.0 - Acute thyroiditis E06.1 - Subacute thyroiditis E06.2 - Chronic thyroiditis with transient thyrotoxicosis E06.3 - Autoimmune thyroiditis E06.4 - Drug-induced thyroiditis E06.5 - Other chronic thyroiditis E06.9 - Thyroiditis, unspecified

About ICD-10-CM Code E06 (Thyroiditis)

ICD-10-CM code E06 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM E06 became effective on October 1, 2024.

This page provides detailed information about E06 - Thyroiditis. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Thyroiditis.