E06.5 – Other chronic thyroiditis
ICD-10-CM 2027 diagnosis code · Disorders of thyroid gland
ICD-10-CM code
E06.5
- Code
E06.5(claims format:E065)- Description
- Other chronic thyroiditis
- 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
- E06
Notes for E06.5
Applicable to:
- Chronic fibrous thyroiditis
- Chronic thyroiditis NOS
- Ligneous thyroiditis
- Riedel thyroiditis
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
E06 – Thyroiditis
Excludes1 (not coded here):
- postpartum thyroiditis (O90.5)
Index terms for E06.5
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in E06
Frequently asked questions
What is ICD-10 code E06.5?
E06.5 is the ICD-10-CM code for other chronic thyroiditis, in the block E00-E07 (Disorders of thyroid gland).
Is E06.5 a billable code?
Yes. E06.5 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does E06.5 belong to?
It belongs to category E06 – Thyroiditis.
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.