2025 ICD-10-CM Diagnosis Code E03.0

Congenital hypothyroidism with diffuse goiter

• E03.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2025 edition of ICD-10-CM E03.0 became effective on October 1, 2024.
• This is the American ICD-10-CM version of E03.0 – other international versions of ICD-10 E03.0 may differ.

Applicable To

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

Type 1 Excludes

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

The following code(s) above E03.0 contain annotation back-references

 that may be applicable to E03.0:

• E00-E89  Endocrine, nutritional and metabolic diseases
• E03  Other hypothyroidism

Approximate Synonyms

• Congenital hypothyroidism with diffuse thyroid goiter

ICD-10-CM E03.0 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):

• 643 Endocrine disorders with mcc
• 644 Endocrine disorders with cc
• 645 Endocrine disorders without cc/mcc

Convert E03.0 to ICD-9-CMCode History

• 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
• 2017 (effective 10/1/2016): No change
• 2018 (effective 10/1/2017): No change
• 2019 (effective 10/1/2018): No change
• 2020 (effective 10/1/2019): No change
• 2021 (effective 10/1/2020): No change
• 2022 (effective 10/1/2021): No change
• 2023 (effective 10/1/2022): No change
• 2024 (effective 10/1/2023): No change
• 2025 (effective 10/1/2024): No change

Code annotations containing back-references to E03.0:

• Type 1 Excludes: P72, E04, Q89.2

Diagnosis Index entries containing back-references to E03.0:

• Goiter (plunging) (substernal) E04.9
  • congenital (nontoxic) E03.0
    • diffuse E03.0
    • parenchymatous E03.0
• Hypothyroidism (acquired) E03.9
  • congenital (without goiter) E03.1
    • with goiter E03.0 (diffuse)