E03 Other hypothyroidism

Category / Non-billable header 8 subcodes

Block: Disorders of thyroid gland (E00-E07)

Excludes 1 (cannot be coded together)

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

Subcodes

Each subcode links to a detail page with full clinical annotations.

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

Last reviewed: September 2026