ICD-10 Code D74.0 – Congenital methemoglobinemia (2026): Diagnosis, Symptoms & Billing Guide
The ICD-10 code for Congenital methemoglobinemia is D74.0.2026 ICD-10-CM Diagnosis Code D74.0 – Congenital methemoglobinemia Related ICD-10 Codes Parent code: D74 – Methemoglobinemia Other codes in same category: D74.8 – Other methemoglobinemias, D74.9 – Methemoglobinemia, unspecified What it is Congenital methemoglobinemia is an inherited disorder that causes hemoglobin to stay in the methemoglobin form, which…