ICD-10-CM 2027
ICD-10 code for Subthyroidism
Choose a code from the options below based on the documentation.
From the official ICD-10-CM alphabetic index entry “Subthyroidism (acquired)”. Page updated September 29, 2026.
About coding Subthyroidism
The official ICD-10-CM index doesn't give a single default code for subthyroidism; the code depends on the details below.
More specific Subthyroidism codes (official index)
- congenital E03.1 — Congenital hypothyroidism without goiter
Common questions about Subthyroidism ICD-10 codes
What is the ICD-10 code for congenital subthyroidism?
- E03.1 — Congenital hypothyroidism without goiter.