MCMedicalCodingSoftware
E05.11

E05.11: Thyrotoxicosis with toxic single thyroid nodule with thyrotoxic crisis or storm

Billable / specific codeICD-10-CM

E05.11 is a billable, specific ICD-10-CM code for thyrotoxicosis with toxic single thyroid nodule with thyrotoxic crisis or storm. It is valid for submission on a claim.

Check E05.11 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above E05.11

A category’s note binds every code beneath it.

Written on E05: Thyrotoxicosis [hyperthyroidism]

  • chronic thyroiditis with transient thyrotoxicosis (E06.2)
  • neonatal thyrotoxicosis (P72.1)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

E05.11 is named in 11 Medicare coverage policies: 11 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56551Billing and Coding: Visual Fields Testing
  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
  • A56799Billing and Coding: Visual Fields Testing
  • A57029Billing and Coding: Ultrasound, Soft Tissues of Head and Neck

Alphabetic index entries that lead here

  • Goiter›uninodular›toxic or with hyperthyroidism›with thyroid storm
  • Thyrotoxicosis›with›single thyroid nodule›with thyroid storm
  • Struma›nodosa›toxic or with hyperthyroidism›uninodular›with thyroid storm
  • Struma›nodosa›toxicosa›uninodular›with thyroid storm
  • Thyrotoxicosis›with›goiter›adenomatous uninodular›with thyroid storm
  • Thyrotoxicosis›with›goiter›uninodular›with thyroid storm
  • Hyperthyroidism›with›goiter›nodular›uninodular›with thyroid storm

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under E05.1

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.