ICD-10 Code E03.9 – Hypothyroidism, unspecified (2026): Diagnosis, Symptoms & Billing Guide
The ICD-10 code for Hypothyroidism, unspecified is E03.9.2026 ICD-10-CM Diagnosis Code E03.9 – Hypothyroidism, unspecified Related ICD-10 Codes Parent code: E03 – Other hypothyroidism Other codes in same category: E03.0 – Congenital hypothyroidism with diffuse goiter, E03.1 – Congenital hypothyroidism without goiter, E03.2 – Hypothyroidism due to medicaments and other exogenous substances, E03.3 – Postinfectious…