Hemolytic anemias (D55-D59) ICD-10-CM
The D55–D59 section covers hemolytic anemias with 96 ICD-10-CM diagnosis codes, of which 79 are billable in fiscal year 2027. The section is organized into the 5 code ranges listed below.
Code Ranges in This Section 5 ranges · 96 codes
| Code Range | Title | Codes | Billable |
|---|---|---|---|
| D55 | Anemia due to enzyme disorders (D55) | 9 | 7 |
| D56 | Thalassemia (D56) | 9 | 8 |
| D57 | Sickle-cell disorders (D57) | 53 | 43 |
| D58 | Other hereditary hemolytic anemias (D58) | 6 | 5 |
| D59 | Acquired hemolytic anemia (D59) | 19 | 16 |
The info icon previews the code ranges inside each row and its instructional notations from the official Tabular List.
About the D55–D59 Code Range
Some of these anemias stem from enzyme disorders or inherited conditions. Others have causes that were not present at birth.
D55 separates enzyme-related anemias by the enzyme disorder. D56 separates types of thalassemia, an inherited anemia involving reduced production of hemoglobin chains. D57 groups sickle-cell disease with and without crisis, sickle-cell trait, and sickle-cell disorders combined with other named conditions.
D58 groups other inherited hemolytic anemias by named condition. D59 groups acquired forms, distinguishing drug-induced, autoimmune, nonautoimmune, and other named conditions.
Questions About This Page
How many codes are in the D55-D59 range?
The D55-D59 range contains 96 ICD-10-CM diagnosis codes in FY 2027. 79 of them are billable, and the rest are category headers that organize the section.
What conditions does D55-D59 cover?
The range covers hemolytic anemias. The code ranges listed above break it into groups of related conditions, and each one links to its own page with the full code list.
Related References
Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.
