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R71

Non-billable

Abnormality of red blood cells

R71 is the ICD-10-CM code for Abnormality of red blood cells. It is a non-billable category code — use a more specific child code such as R71.0 for billing.

Status
Header (non-billable)
Chapter
R00-R99
Subcodes
2
Edition
FY2026

R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

Excludes1 — not coded here

  • •anemias (D50-D64)
  • •anemia of premature infant (P61.2)
  • •benign (familial) polycythemia (D75.0)
  • •congenital anemias (P61.2-P61.4)
  • •newborn anemia due to isoimmunization (P55.-)
  • •polycythemia neonatorum (P61.1)
  • •polycythemia NOS (D75.1)
  • •polycythemia vera (D45)
  • •secondary polycythemia (D75.1)

Frequently asked questions

What is ICD-10 code R71?
R71 is the ICD-10-CM code for "Abnormality of red blood cells". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R71 a billable code?
No — R71 is a non-billable header code. Use a more specific child code (such as R71.0) for billing.
What are the subcodes of R71?
R71 has 2 more specific child codes, including R71.0, R71.8.
What is excluded from R71?
Excludes1 (not coded here): anemias (D50-D64); anemia of premature infant (P61.2); benign (familial) polycythemia (D75.0); congenital anemias (P61.2-P61.4).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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