2021 ICD-10-CM Codes for Thyroiditis (E06)

Clinical Terms for Thyroiditis (E06)

Thyroiditis-. Inflammatory diseases of the THYROID GLAND. Thyroiditis can be classified into acute (THYROIDITIS, SUPPURATIVE), subacute (granulomatous and lymphocytic), chronic fibrous (Riedel's), chronic lymphocytic (HASHIMOTO DISEASE), transient (POSTPARTUM THYROIDITIS), and other AUTOIMMUNE THYROIDITIS subtypes.

Instructional Notations

Type 1 Excludes Type 1 Excludes
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

• postpartum thyroiditis O90.5

• ICD-10 Index

  • Endocrine, nutritional and metabolic diseases (E00–E90)

    • Disorders of thyroid gland (E00-E07)

      • Thyroiditis (E06)

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