2020 ICD-10-CM Diagnosis Code L73.0

Acne keloid

    2016 2017 2018 2019 2020 Billable/Specific Code
  • L73.0 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 L73.0 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of L73.0 - other international versions of ICD-10 L73.0 may differ.
The following code(s) above L73.0 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 L73.0:
  • 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
  • L60-L75
    2020 ICD-10-CM Range L60-L75

    Disorders of skin appendages

    Type 1 Excludes
    • congenital malformations of integument (Q84.-)
    Disorders of skin appendages
Approximate Synonyms
  • Acne keloidalis
Clinical Information
  • A type of acneiform disorder in which secondary pyogenic infection in and around pilosebaceous structures ends in keloidal scarring. It manifests as persistent folliculitis of the back of the neck associated with occlusion of the follicular orifices. It is most often encountered in black or asian men.
ICD-10-CM L73.0 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 606 Minor skin disorders with mcc
  • 607 Minor skin disorders without mcc

Convert L73.0 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 L73.0:
  • Type 2 Excludes: L70
    , L91.0
    ICD-10-CM Diagnosis Code L70

    Acne

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    ICD-10-CM Diagnosis Code L91.0

    Hypertrophic scar

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Keloid
    • Keloid scar
    Type 2 Excludes

Diagnosis Index entries containing back-references to L73.0:
  • Acne L70.9
    ICD-10-CM Diagnosis Code L70.9

    Acne, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    • keloid L73.0
  • 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
    • papillaris capillitii L73.0
  • Folliculitis (superficial) L73.9
    ICD-10-CM Diagnosis Code L73.9

    Follicular disorder, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    • keloid, keloidalis L73.0
  • Keloid, cheloid L91.0
    ICD-10-CM Diagnosis Code L91.0

    Hypertrophic scar

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Keloid
    • Keloid scar
    Type 2 Excludes
    • acne L73.0

ICD-10-CM Codes Adjacent To L73.0
L72 Follicular cysts of skin and subcutaneous tissue
L72.0 Epidermal cyst
L72.1 Pilar and trichodermal cyst
L72.11 Pilar cyst
L72.12 Trichodermal cyst
L72.2 Steatocystoma multiplex
L72.3 Sebaceous cyst
L72.8 Other follicular cysts of the skin and subcutaneous tissue
L72.9 Follicular cyst of the skin and subcutaneous tissue, unspecified
L73 Other follicular disorders
L73.0 Acne keloid
L73.1 Pseudofolliculitis barbae
L73.2 Hidradenitis suppurativa
L73.8 Other specified follicular disorders
L73.9 Follicular disorder, unspecified
L74 Eccrine sweat disorders
L74.0 Miliaria rubra
L74.1 Miliaria crystallina
L74.2 Miliaria profunda
L74.3 Miliaria, unspecified
L74.4 Anhidrosis

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