2020 ICD-10-CM Diagnosis Code L25.9

Unspecified contact dermatitis, unspecified cause

    2016 2017 2018 2019 2020 Billable/Specific Code
  • L25.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM L25.9 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of L25.9 - other international versions of ICD-10 L25.9 may differ.
Applicable To
  • Contact dermatitis (occupational) NOS
  • Contact eczema (occupational) NOS
The following code(s) above L25.9 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 L25.9:
  • L00-L99
    2020 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
    2020 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
  • L25
    ICD-10-CM Diagnosis Code L25

    Unspecified contact dermatitis

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • allergic contact dermatitis (L23.-)
    • allergy NOS (T78.40)
    • dermatitis NOS (L30.9)
    • irritant contact dermatitis (L24.-)
    Type 2 Excludes
    • dermatitis due to ingested substances (L27.-)
    • dermatitis of eyelid (H01.1-)
    • eczema of external ear (H60.5-)
    • perioral dermatitis (L71.0)
    • radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
    Unspecified contact dermatitis
Approximate Synonyms
  • Contact dermatitis
Clinical Information
  • A type of acute or chronic skin reaction in which sensitivity is manifested by reactivity to materials or substances coming in contact with the skin. It may involve allergic or non-allergic mechanisms.
  • Type of acute or chronic skin reaction in which sensitivity is manifested by reactivity to materials or substances coming in contact with the skin; may involve allergic or non-allergic mechanisms.
ICD-10-CM L25.9 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 606 Minor skin disorders with mcc
  • 607 Minor skin disorders without mcc

Convert L25.9 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
Code annotations containing back-references to L25.9:
  • Type 1 Excludes: L23
    , L24
    ICD-10-CM Diagnosis Code L23

    Allergic contact dermatitis

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Type 2 Excludes
    • dermatitis due to substances taken internally (L27.-)
    • dermatitis of eyelid (H01.1-)
    • diaper dermatitis (L22)
    • eczema of external ear (H60.5-)
    • irritant contact dermatitis (L24.-)
    • perioral dermatitis (L71.0)
    • radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
    ICD-10-CM Diagnosis Code L24

    Irritant contact dermatitis

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Type 2 Excludes
    • allergic contact dermatitis (L23.-)
    • dermatitis due to substances taken internally (L27.-)
    • dermatitis of eyelid (H01.1-)
    • diaper dermatitis (L22)
    • eczema of external ear (H60.5-)
    • perioral dermatitis (L71.0)
    • radiation-related disorders of the skin and subcutaneous tissue (L55-L59)

Diagnosis Index entries containing back-references to L25.9:
  • Dermatitis (eczematous) L30.9
    ICD-10-CM Diagnosis Code L30.9

    Dermatitis, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Eczema NOS

ICD-10-CM Codes Adjacent To L25.9
L24.89 Irritant contact dermatitis due to other agents
L24.9 Irritant contact dermatitis, unspecified cause
L25 Unspecified contact dermatitis
L25.0 Unspecified contact dermatitis due to cosmetics
L25.1 Unspecified contact dermatitis due to drugs in contact with skin
L25.2 Unspecified contact dermatitis due to dyes
L25.3 Unspecified contact dermatitis due to other chemical products
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

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