ICD-10-CM › L00-L99 › L20-L30 › L codes › L27

L27

Dermatitis due to substances taken internally

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 5 more specific codes instead:

  • L27.0 Generalized skin eruption due to drugs and medicaments taken internally
  • L27.1 Localized skin eruption due to drugs and medicaments taken internally
  • L27.2 Dermatitis due to ingested food
  • L27.8 Dermatitis due to other substances taken internally
  • L27.9 Dermatitis due to unspecified substance taken internally

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2012 Added to the draft code set draft Dermatitis due to substances taken internally

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

This code

Excludes1 - never coded here

  • allergy NOS (T78.40)

Excludes2 - not included here

  • adverse food reaction, except dermatitis (T78.0-T78.1)
  • contact dermatitis (L23-L25)
  • drug photoallergic response (L56.1)
  • drug phototoxic response (L56.0)
  • urticaria (L50.-)

Inherited from the L20-L30 section Dermatitis and eczema (L20-L30)

Excludes2 - not included here

  • chronic (childhood) granulomatous disease (D71-)
  • dermatitis gangrenosa (L08.0)
  • dermatitis herpetiformis (L13.0)
  • dry skin dermatitis (L85.3)
  • factitial dermatitis (L98.1)
  • perioral dermatitis (L71.0)
  • radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
  • stasis dermatitis (I87.2)

Note

  • In this block the terms dermatitis and eczema are used synonymously and interchangeably.