D55: Anemia due to enzyme disorders

Codes under D55 (Anemia due to enzyme disorders). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
D55.0	Anemia due to glucose-6-phosphate dehydrogenase [G6PD] deficiency	✓
D55.1	Anemia due to other disorders of glutathione metabolism	✓
D55.2	Anemia due to disorders of glycolytic enzymes	—
D55.3	Anemia due to disorders of nucleotide metabolism	✓
D55.8	Other anemias due to enzyme disorders	✓
D55.9	Anemia due to enzyme disorder, unspecified	✓
D55.21	Anemia due to pyruvate kinase deficiency	✓
D55.29	Anemia due to other disorders of glycolytic enzymes	✓

More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees

Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

Code the diagnosis right