R10.A0: Flank pain, unspecified side
R10.A0 is the billable ICD-10-CM diagnosis code for Flank pain, unspecified side. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code R10.A0?
R10.A0 is the ICD-10-CM diagnosis code for Flank pain, unspecified side. It belongs to category R10 (Abdominal and pelvic pain).
Is R10.A0 a billable code?
Yes. R10.A0 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does R10.A0 belong to?
R10.A0 is part of ICD-10-CM category R10 — Abdominal and pelvic pain, which has 84 billable codes.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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