D55.21
Billable codeAnemia due to pyruvate kinase deficiency
The ICD-10 code for anemia due to pyruvate kinase deficiency is D55.21.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- PK deficiency anemia
- Pyruvate kinase deficiency anemia
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- D55.29Anemia due to other disorders of glycolytic enzymes
- D55.21Anemia due to pyruvate kinase deficiency
Associated MS-DRGs
D55.21 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.