2017/18 ICD-10-CM Diagnosis Code L27.9

Dermatitis due to unspecified substance taken internally

The following code(s) above L27.9 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to L27.9:
  • L00-L99
    2018 ICD-10-CM Range L00-L99

    Diseases of the skin and subcutaneous tissue

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • lipomelanotic reticulosis (I89.8)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    • systemic connective tissue disorders (M30-M36)
    • viral warts (B07.-)
    Diseases of the skin and subcutaneous tissue
  • L20-L30
    2018 ICD-10-CM Range L20-L30

    Dermatitis and eczema

    Note
    • In this block the terms dermatitis and eczema are used synonymously and interchangeably.
    Type 2 Excludes
    • 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)
    Dermatitis and eczema
  • L27
    ICD-10-CM Diagnosis Code L27

    Dermatitis due to substances taken internally

      2016 2017 2018 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Type 2 Excludes
    • 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.-)
    Dermatitis due to substances taken internally
Approximate Synonyms ICD-10-CM L27.9 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert L27.9 to ICD-9-CM

Code History

Diagnosis Index entries containing back-references to L27.9:

ICD-10-CM Codes Adjacent To L27.9
L25.4 Unspecified contact dermatitis due to food in contact with skin
L25.5 Unspecified contact dermatitis due to plants, except food
L25.8 Unspecified contact dermatitis due to other agents
L25.9 Unspecified contact dermatitis, unspecified cause
L26 Exfoliative dermatitis
L27 Dermatitis due to substances taken internally
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
L28 Lichen simplex chronicus and prurigo
L28.0 Lichen simplex chronicus
L28.1 Prurigo nodularis
L28.2 Other prurigo
L29 Pruritus
L29.0 Pruritus ani
L29.1 Pruritus scroti
L29.2 Pruritus vulvae
L29.3 Anogenital pruritus, unspecified
L29.8 Other pruritus

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.