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E03Non-billableSave

E03 - Other hypothyroidism

ICD-10-CM Chapter 4: Endocrine, nutritional and metabolic diseases · E00-E07 Disorders of thyroid gland (E00-E07) · Top-level category · FY2027

Coding Guidance

E03 is a non-billable heading. Report one of the 8 more specific codes below.

Includes, Excludes and Coding Notes

Excludes 1 — Not Coded HereFrom E03

Mutually exclusive: these conditions are never reported together with this code.

  • iodine-deficiency related hypothyroidism (E00-E02)
  • postprocedural hypothyroidism (E89.0)
Excludes 1 — Not Coded HereFrom Chapter E00-E89

Mutually exclusive: these conditions are never reported together with this code.

  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)
NotesFrom Chapter E00-E89

Instructional notes from the ICD-10-CM tabular list.

  • All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.

More Specific Codes (8)

E03.0Congenital hypothyroidism with diffuse goiter→E03.1Congenital hypothyroidism without goiter→E03.2Hypothyroidism due to medicaments and other exogenous substances→E03.3Postinfectious hypothyroidism→E03.4Atrophy of thyroid (acquired)→E03.5Myxedema coma→E03.8Other specified hypothyroidism→E03.9Hypothyroidism, unspecified→

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with E03.