R71.8
Billable codeOther abnormality of red blood cells
The ICD-10 code for other abnormality of red blood cells is R71.8.
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.
- Abnormal red-cell morphology NOS
- Abnormal red-cell volume NOS
- Anisocytosis
- Poikilocytosis
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
- R71.0Precipitous drop in hematocrit
- R71.8Other abnormality of red blood cells
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 79009
Associated MS-DRGs
R71.8 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.