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R22.9

R22.9: Localized swelling, mass and lump, unspecified

Billable / specific codeICD-10-CM

R22.9 is a billable, specific ICD-10-CM code for localized swelling, mass and lump, unspecified. It is valid for submission on a claim.

Check R22.9 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above R22.9

A category’s note binds every code beneath it.

Written on R22: Localized swelling, mass and lump of skin and subcutaneous tissue

  • abnormal findings on diagnostic imaging (R90-R93)
  • edema (R60.-)
  • enlarged lymph nodes (R59.-)
  • localized adiposity (E65)
  • swelling of joint (M25.4-)

Risk adjustment

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

Alphabetic index entries that lead here

  • Mass›localized(skin)
  • Mass›superficial(localized)
  • Swelling›localized(skin)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under R22

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.