E06.9 – Thyroiditis, unspecified
ICD-10-CM 2027 diagnosis code · Disorders of thyroid gland
ICD-10-CM code
E06.9
- Code
E06.9(claims format:E069)- Description
- Thyroiditis, unspecified
- 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 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 E06.9
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 E06.9?
E06.9 is the ICD-10-CM code for thyroiditis, unspecified, in the block E00-E07 (Disorders of thyroid gland).
Is E06.9 a billable code?
Yes. E06.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does E06.9 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.