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E03.0

E03.0: Congenital hypothyroidism with diffuse goiter

Billable / specific codeICD-10-CM

E03.0 is a billable, specific ICD-10-CM code for congenital hypothyroidism with diffuse goiter. It is valid for submission on a claim.

Check E03.0 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • transitory congenital goiter with normal function (P72.0)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Congenital parenchymatous goiter (nontoxic)
  • Congenital goiter (nontoxic) NOS

Excludes1 inherited from the categories above E03.0

A category’s note binds every code beneath it.

Written on E03: Other hypothyroidism

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

Other codes that can never be billed with E03.0

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • P72Other transitory neonatal endocrine disorders
  • Q89.2Congenital malformations of other endocrine glands
  • E04Other nontoxic goiter

Risk adjustment

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

Medicare coverage

E03.0 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

  • Goiter›congenital(nontoxic)
  • Goiter›congenital›diffuse
  • Goiter›congenital›parenchymatous
  • Hypothyroidism›congenital›with goiter(diffuse)

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.