MCMedicalCodingSoftware
E05.20

E05.20: Thyrotoxicosis with toxic multinodular goiter without thyrotoxic crisis or storm

Billable / specific codeICD-10-CM

E05.20 is a billable, specific ICD-10-CM code for thyrotoxicosis with toxic multinodular goiter without thyrotoxic crisis or storm. It is valid for submission on a claim.

Check E05.20 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above E05.20

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

E05.20 is named in 8 Medicare coverage policies: 8 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
  • A57029Billing and Coding: Ultrasound, Soft Tissues of Head and Neck
  • A57204Billing and Coding: MRI and CT Scans of the Head and Neck
  • A57326Billing and Coding: Electrocardiograms

Alphabetic index entries that lead here

  • Plummer's disease
  • Goiter›multinodular›toxic or with hyperthyroidism
  • Goiter›nodular›toxic
  • Nodule, nodular›thyroid›toxic or with hyperthyroidism
  • Nodule, nodular›thyroid›with thyrotoxicosis
  • Struma›nodosa›toxic or with hyperthyroidism
  • Struma›nodosa›toxicosa
  • Goiter›nodular›with›hyperthyroidism
  • Goiter›nodular›with›thyrotoxicosis
  • Hyperthyroidism›with›goiter›nodular(multinodular)
  • Struma›nodosa›toxic or with hyperthyroidism›multinodular
  • Struma›nodosa›toxicosa›multinodular

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under E05.2

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.