R10.A
⚠ Non-billable
Pain localized to flank
ICD-10-CM · FY2026 · Symptoms, Signs and Abnormal Clinical and Laboratory Findings
Code
R10.A
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Symptoms, Signs and Abnormal Clinical and Laboratory Findings
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code R10.A?
ICD-10-CM code R10.A represents Pain localized to flank. It is a non-billable header code requiring a more specific subcategory in the Symptoms, Signs and Abnormal Clinical and Laboratory Findings chapter, effective October 1, 2025 – September 30, 2026.
Is R10.A billable?
No. R10.A is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is R10.A in?
R10.A belongs to the Symptoms, Signs and Abnormal Clinical and Laboratory Findings chapter (R00–R99) of ICD-10-CM.
Related codes in the R10 category
R10
Abdominal and pelvic pain
Non-billable
R10.0
Acute abdomen
Billable
R10.1
Pain localized to upper abdomen
Non-billable
R10.2
Pelvic and perineal pain
Non-billable
R10.3
Pain localized to other parts of lower abdomen
Non-billable
R10.8
Other abdominal pain
Non-billable
R10.9
Unspecified abdominal pain
Billable
R10.10
Upper abdominal pain, unspecified
Billable
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