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R10.A

R10.A: Pain localized to flank

Non-billable headerICD-10-CM

R10.A is a non-billable header ICD-10-CM code for pain localized to flank. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes2: not included here, but may coexist

The excluded condition is not part of this code, but a patient can have both. You may code both.

  • pain localized to other parts of lower abdomen (R10.3-)
  • pain localized to upper abdomen (R10.1-)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Lateral abdomen pain
  • Lateral flank pain
  • Latus region pain

Excludes1 inherited from the categories above R10.A

A category’s note binds every code beneath it.

Written on R10: Abdominal and pelvic pain

  • renal colic (N23)

Excludes2 inherited from the categories above R10.A

Not part of this code, but both may be coded when both are present.

Written on R10: Abdominal and pelvic pain

  • costovertebral (angle) tenderness (R39.85)
  • dorsalgia (M54.-)
  • flatulence and related conditions (R14.-)

Other codes that can never be billed with R10.A

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • R52Pain, unspecified

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

The condition this code belongs to

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead R10.A

4 child codes. Green means billable.

Other codes under R10

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.