E80.3
Billable codeDefects of catalase and peroxidase
The ICD-10 code for defects of catalase and peroxidase is E80.3.
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.
- Acatalasia [Takahara]
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
- E80.0Hereditary erythropoietic porphyria
- E80.1Porphyria cutanea tarda
- E80.2Other and unspecified porphyrianon-billable header
- E80.4Gilbert syndrome
- E80.5Crigler-Najjar syndrome
- E80.6Other disorders of bilirubin metabolism
- E80.7Disorder of bilirubin metabolism, unspecified
- E80.3Defects of catalase and peroxidase
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 27789Approximate match
Associated MS-DRGs
E80.3 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.