D59

⚠ Non-billable (Header)

Acquired hemolytic anemia

Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)

⚠️ This is a category header code — not billable. Use a more specific child code below.

✓ No additional coding notes for D59

Child Codes (9)

D59.0Drug-induced autoimmune hemolytic anemia✓ Billable D59.1Other autoimmune hemolytic anemiasHeader D59.2Drug-induced nonautoimmune hemolytic anemia✓ Billable D59.3Hemolytic-uremic syndromeHeader D59.4Other nonautoimmune hemolytic anemias✓ Billable D59.5Paroxysmal nocturnal hemoglobinuria [Marchiafava-Micheli]✓ Billable D59.6Hemoglobinuria due to hemolysis from other external causes✓ Billable D59.8Other acquired hemolytic anemias✓ Billable D59.9Acquired hemolytic anemia, unspecified✓ Billable

Clinical Description

ICD-10-CM code D59 represents acquired hemolytic anemia. This code falls under the Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.

Frequently Asked Questions

What is ICD-10 code D59?

ICD-10-CM code D59 is "Acquired hemolytic anemia". It belongs to the category: Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89).

Is D59 a billable ICD-10 code?

No, D59 is a non-billable header code. A more specific child code must be used for billing.

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Code Information

CodeD59

BillableNo — Header code

CategoryDiseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)

Excludes10 rule(s)

Excludes20 note(s)

Child codes9

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)