D59.9 Acquired hemolytic anemia, unspecified
The ICD-10-CM code for Acquired hemolytic anemia, unspecified is D59.9 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- D55-D59: Hemolytic anemias (D55-D59)
- Category D59
- 19 codes (16 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to D59.9:
- Icteroanemia, hemolytic (acquired)
- Hemoglobinemia
- Icterus › hemolytic (acquired)
- Icterus › hematogenous (acquired)
- Jaundice (yellow) › hemolytic (acquired)
- Jaundice (yellow) › hematogenous
- Anemia (essential) (general) (hemoglobin deficiency) (infantile) (primary) (profound) › hemolytic › acute
- Anemia (essential) (general) (hemoglobin deficiency) (infantile) (primary) (profound) › hemolytic › acquired
Inclusion Terms
- Idiopathic hemolytic anemia, chronic
U.S. Hospital Utilization
- An estimated 3,950 U.S. inpatient stays in 2023 included D59.9 among the documented diagnoses.
- 645 stays listed it as the principal diagnosis.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
Chapter 3 TOC entry3. Chapter 3: Disease of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89) ............................................................................................. 39
Reserved for future guideline expansionReserved for future guideline expansion ...................................................................................... 39
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026