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L30.9

L30.9: Dermatitis, unspecified

Billable / specific codeICD-10-CM

L30.9 is a billable, specific ICD-10-CM code for dermatitis, unspecified. It is valid for submission on a claim.

Check L30.9 with the rest of the claim: free scrubber

Inclusion terms

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

  • Eczema NOS

Excludes2 inherited from the categories above L30.9

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

Written on L30: Other and unspecified dermatitis

  • contact dermatitis (L23-L25)
  • dry skin dermatitis (L85.3)
  • small plaque parapsoriasis (L41.3)
  • stasis dermatitis (I87.2)

Other codes that can never be billed with L30.9

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

  • L23Allergic contact dermatitis
  • L24Irritant contact dermatitis
  • L25Unspecified contact dermatitis

Risk adjustment

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

Medicare coverage

L30.9 is named in 5 Medicare coverage policies: 5 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56459Billing and Coding: Debridement Services
  • A60361Billing and Coding: Allergy Diagnostic Testing
  • A60375Billing and Coding: Allergy Diagnostic Testing
  • A60377Billing and Coding: Allergy Diagnostic Testing

Alphabetic index entries that lead here

  • Dermatitis(eczematous)
  • Eczema(acute) (chronic) (erythematous) (fissum) (rubrum) (squamous)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under L30

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.