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R88

Non-billable

Abnormal findings in other body fluids and substances

R88 is the ICD-10-CM code for Abnormal findings in other body fluids and substances. It is a non-billable category code — use a more specific child code such as R88.0 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

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code R88?
R88 is the ICD-10-CM code for "Abnormal findings in other body fluids and substances". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R88 a billable code?
No — R88 is a non-billable header code. Use a more specific child code (such as R88.0) for billing.
What are the subcodes of R88?
R88 has 2 more specific child codes, including R88.0, R88.8.

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

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