2023 ICD-10-CM Diagnosis Code L13.9

Bullous disorder, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • L13.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM L13.9 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of L13.9 - other international versions of ICD-10 L13.9 may differ.
The following code(s) above L13.9 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 L13.9:
  • L00-L99
    2023 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
  • L10-L14
    2023 ICD-10-CM Range L10-L14

    Bullous disorders

    Type 1 Excludes
    • benign familial pemphigus [Hailey-Hailey] (Q82.8)
    • staphylococcal scalded skin syndrome (L00)
    • toxic epidermal necrolysis [Lyell] (L51.2)
    Bullous disorders
Approximate Synonyms
  • Bullous dermatosis
Clinical Information
  • A disorder characterized by inflammation of the skin characterized by the presence of bullae which are filled with fluid.
  • Inflammation of the skin characterized by the presence of bullae which are filled with fluid.
ICD-10-CM L13.9 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 595 Major skin disorders with mcc
  • 596 Major skin disorders without mcc

Convert L13.9 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
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to L13.9:
  • Dermatitis (eczematous) L30.9
    ICD-10-CM Diagnosis Code L30.9

    Dermatitis, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Eczema NOS
  • Dermatosis L98.9
    ICD-10-CM Diagnosis Code L98.9

    Disorder of the skin and subcutaneous tissue, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • Disease, diseased - see also Syndrome

ICD-10-CM Codes Adjacent To L13.9
L12.3 Acquired epidermolysis bullosa
L12.30 …… unspecified
L12.31 Epidermolysis bullosa due to drug
L12.35 Other acquired epidermolysis bullosa
L12.8 Other pemphigoid
L12.9 Pemphigoid, unspecified
L13 Other bullous disorders
L13.0 Dermatitis herpetiformis
L13.1 Subcorneal pustular dermatitis
L13.8 Other specified bullous disorders
L13.9 Bullous disorder, unspecified
L14 Bullous disorders in diseases classified elsewhere
L20 Atopic dermatitis
L20.0 Besnier's prurigo
L20.8 Other atopic dermatitis
L20.81 Atopic neurodermatitis
L20.82 Flexural eczema
L20.83 Infantile (acute) (chronic) eczema
L20.84 Intrinsic (allergic) eczema
L20.89 Other atopic dermatitis
L20.9 Atopic dermatitis, unspecified

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