- D55.21 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM D55.21 became effective on October 1, 2022.
- This is the American ICD-10-CM version of D55.21 – other international versions of ICD-10 D55.21 may differ.
ICD-10-CM D55.21 is grouped within Diagnostic Related Group(s):
Applicable To
- PK deficiency anemia
- Pyruvate kinase deficiency anemia
Code History
- 2021 (effective 10/1/2020): New code
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to D55.21:
- PK > deficiency D53.9
- pyruvate kinase > deficiency D53.9
- pyruvate kinase deficiency > congenital or hereditary NEC D55.8
- pyruvate kinase deficiency > Anemia (essential) (general) (hemoglobin deficiency) (infantile) (primary) (profound) D64.9