ICD-10-CM · Category
E05 — Thyrotoxicosis [hyperthyroidism]
Chapter E00-E89: Endocrine, nutritional and metabolic diseases
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Common questions about E05 (Thyrotoxicosis [hyperthyroidism])
What does ICD-10 code E05 mean?
E05 is the ICD-10-CM 2025 code for Thyrotoxicosis [hyperthyroidism]. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is E05 a billable diagnosis code?
E05 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under E05. Browse the sub-codes listed on this page.
Which ICD-10 chapter does E05 belong to?
E05 belongs to the chapter "Endocrine, nutritional and metabolic diseases" (codes E00-E89). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Thyrotoxicosis [hyperthyroidism]?
For a plain-language explanation of Thyrotoxicosis [hyperthyroidism], ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Thyrotoxicosis [hyperthyroidism]" above to get a personalised answer.
Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗