All ICD10 Codes

D55

Non-Billable
ChapterD50–D89
Rankcategory
Official Description

Anemia due to enzyme disorders

Use a more specific code (5 billable, 1 non-billable)
D55.0Anemia due to glucose-6-phosphate dehydrogenase [G6PD] deficiencyD55.1Anemia due to other disorders of glutathione metabolismD55.2Anemia due to disorders of glycolytic enzymeshas subcodesD55.3Anemia due to disorders of nucleotide metabolismD55.8Other anemias due to enzyme disordersD55.9Anemia due to enzyme disorder, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 3: Diseases of the Blood and Blood-Forming Organs (D50-D89).

CH3 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • autoimmune disease (systemic) NOS (M35.9)
  • certain conditions originating in the perinatal period (P00-P96)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • human immunodeficiency virus [HIV] disease (B20)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • drug-induced enzyme deficiency anemia (D59.2)

Clinical Hierarchy

BillableHas subcodes
CH3Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
D55-D59Hemolytic anemias (D55-D59)
D55Anemia due to enzyme disordersNot billable
D55.0Anemia due to glucose-6-phosphate dehydrogenase [G6PD] deficiencyBillable
D55.1Anemia due to other disorders of glutathione metabolismBillable
D55.2Anemia due to disorders of glycolytic enzymesSubcodes
D55.3Anemia due to disorders of nucleotide metabolismBillable
D55.8Other anemias due to enzyme disordersBillable
D55.9Anemia due to enzyme disorder, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to D55:

chapterCH3
Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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