D59.1
ICD-10Non-billable categoryOther autoimmune hemolytic anemias
Official ICD-10-CM descriptor (FY2026)
Other autoimmune hemolytic anemias
D59.1 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- Evans syndrome (D69.41)
- hemolytic disease of newborn (P55.-)
- paroxysmal cold hemoglobinuria (D59.6)
ICD-10-CM FY2026 defines 5 codes beneath D59.1. See the ICD-10-CM index for what this site publishes.
Related codes in D59
- D59.0Drug-induced autoimmune hemolytic anemia
- D59.2Drug-induced nonautoimmune hemolytic anemia
- D59.3Hemolytic-uremic syndromecategory
- D59.4Other nonautoimmune hemolytic anemias
- D59.5Paroxysmal nocturnal hemoglobinuria [Marchiafava-Micheli]
- D59.6Hemoglobinuria due to hemolysis from other external causes
- D59.8Other acquired hemolytic anemias
- D59.9Acquired hemolytic anemia, unspecified
Where this code sits
- Parent code
- D59
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.