MCMedicalCodingSoftware
Free trial
E03.8

E03.8: Other specified hypothyroidism

Billable / specific codeICD-10-CM

E03.8 is a billable, specific ICD-10-CM code for other specified hypothyroidism. It is valid for submission on a claim.

Check E03.8 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above E03.8

A category’s note binds every code beneath it.

Written on E03: Other hypothyroidism

  • iodine-deficiency related hypothyroidism (E00-E02)
  • postprocedural hypothyroidism (E89.0)

Risk adjustment

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

Medicare coverage

E03.8 is named in 2 Medicare coverage policies: 2 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A57326Billing and Coding: Electrocardiograms
  • A57361Billing and Coding: Monitored Anesthesia Care

Alphabetic index entries that lead here

  • Hypothyroidism›specified NEC

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under E03

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.