D55.9
BillableAnemia due to enzyme disorder, unspecified
Anemia due to enzyme disorder, unspecified
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •autoimmune disease (systemic) NOSM35.9
- •certain conditions originating in the perinatal periodP00-P96
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •human immunodeficiency virus [HIV] diseaseB20
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Related Codes(5)
D55.0Anemia due to glucose-6-phosphate dehydrogenase deficiency
D55.1Anemia due to other disorders of glutathione metabolism
D55.2Anemia due to disorders of glycolytic enzymes
D55.3Anemia due to disorders of nucleotide metabolism
D55.8Other anemias due to enzyme disorders
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(28)
SNOMED CT
- Anaemia due to enzyme deficiency111577008
- Anemia due to enzyme deficiency111577008
- CNSHA - Chronic non-spherocytic haemolytic anaemia234402007
- CNSHA - Chronic non-spherocytic hemolytic anemia234402007
- Chronic non-spherocytic haemolytic anaemia234402007
- Chronic non-spherocytic hemolytic anemia234402007
- Anaemia due to enzyme disorder351181000119103
- Anaemia due to enzymopathy351181000119103
- Anemia due to enzyme disorder351181000119103
- Anemia due to enzymopathy351181000119103
UMLS
- Anaemia due to enzyme disorderC0494226
- Anaemia due to enzymopathyC0494226
- Anemia due to Enzyme DisorderC0494226
- Anemia due to enzyme disorderC0494226
- Anemia due to enzyme disorder, unspecifiedC0494226
- Anemia due to enzyme disordersC0494226
- Anemia due to enzymopathyC0494226
- Anemia due to enzymopathy (disorder)C0494226
Clinical Terms
- Anaemia due to enzymopathy
- Chronic non-spherocytic hemolytic anemia
- CNSHA - Chronic non-spherocytic hemolytic anemia
- Anemia due to enzymopathy
- Chronic non-spherocytic haemolytic anaemia
- Anaemia due to enzyme deficiency
- CNSHA - Chronic non-spherocytic haemolytic anaemia
- Anemia due to enzyme deficiency
- Anaemia due to enzyme disorder
- Anemia due to enzymopathy (disorder)
Frequently Asked Questions
What is the ICD-10 code for anemia due to enzyme disorder, unspecified?
The ICD-10-CM code for anemia due to enzyme disorder, unspecified is D55.9. The full clinical description is "Anemia due to enzyme disorder, unspecified". D55.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code D55.9 mean?
ICD-10-CM code D55.9 represents “Anemia due to enzyme disorder, unspecified”. It is classified under Chapter 3: Diseases of the Blood and Blood-Forming Organs and is a billable/specific code that can be used on a claim.
Is D55.9 a billable code?
Yes, D55.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is D55.9 in?
D55.9 is in Chapter 3: Diseases of the Blood and Blood-Forming Organs (codes D50-D89).
What codes cannot be used with D55.9?
D55.9 has Excludes1 notes indicating codes that cannot be used together with it, including: drug-induced enzyme deficiency anemia (D59.2).
What SNOMED CT codes does D55.9 map to?
D55.9 maps to 3 SNOMED CT concepts: 111577008, 351181000119103, 234402007. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for D55.9?
D55.9 is linked to 1 UMLS Concept Unique Identifier: C0494226. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does D55.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like anemia due to enzyme disorder, unspecified affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of D55.9?
D55.9 maps to the ICD-11 code: 3A10.Z (Hereditary haemolytic anaemia, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.