E05.00 – Thyrotoxicosis with diffuse goiter without thyrotoxic crisis or storm
ICD-10-CM 2027 diagnosis code · Disorders of thyroid gland
ICD-10-CM code
E05.00
- Code
E05.00(claims format:E0500)- Description
- Thyrotoxicosis with diffuse goiter without thyrotoxic crisis or storm
- Short description
- Thyrotoxicosis w diffuse goiter w/o thyrotoxic crisis
- 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
- E05 › E05.0
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
E05 – Thyrotoxicosis [hyperthyroidism]
Excludes1 (not coded here):
E05.0 – Thyrotoxicosis with diffuse goiter
Applicable to:
- Exophthalmic or toxic goiter NOS
- Graves' disease
- Toxic diffuse goiter
Index terms for E05.00
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Marsh's disease
- Stokes' disease
- Parson's disease
- Syndrome, Flajani
- Syndrome, Parry's
- Syndrome, Basedow's
- Parry's disease or syndrome
- Thyrotoxicosis, with, goiter
- Hyperthyroidism, with, goiter
- Ophthalmoplegia, exophthalmic
- Thyrotoxicosis, with, infiltrative, dermopathy
- Thyrotoxicosis, with, infiltrative, ophthalmopathy
Related codes in E05.0
Frequently asked questions
What is ICD-10 code E05.00?
E05.00 is the ICD-10-CM code for thyrotoxicosis with diffuse goiter without thyrotoxic crisis or storm, in the block E00-E07 (Disorders of thyroid gland).
Is E05.00 a billable code?
Yes. E05.00 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does E05.00 belong to?
It belongs to category E05 – Thyrotoxicosis [hyperthyroidism].
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.