2021 ICD-10-CM Diagnosis Code L98

Other disorders of skin and subcutaneous tissue, not elsewhere classified

    2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
  • L98 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • Short description: Oth disorders of skin, subcu, not elsewhere classified
  • The 2021 edition of ICD-10-CM L98 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of L98 - other international versions of ICD-10 L98 may differ.
The following code(s) above L98 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 L98:
  • L00-L99
    2021 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
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
ICD-10-CM Codes Adjacent To L98
L97.919 …… with unspecified severity
L97.92 Non-pressure chronic ulcer of unspecified part of left lower leg
L97.921 …… limited to breakdown of skin
L97.922 …… with fat layer exposed
L97.923 …… with necrosis of muscle
L97.924 …… with necrosis of bone
L97.925 …… with muscle involvement without evidence of necrosis
L97.926 …… with bone involvement without evidence of necrosis
L97.928 …… with other specified severity
L97.929 …… with unspecified severity
L98 Other disorders of skin and subcutaneous tissue, not elsewhere classified
L98.0 Pyogenic granuloma
L98.1 Factitial dermatitis
L98.2 Febrile neutrophilic dermatosis [Sweet]
L98.3 Eosinophilic cellulitis [Wells]
L98.4 Non-pressure chronic ulcer of skin, not elsewhere classified
L98.41 Non-pressure chronic ulcer of buttock
L98.411 …… limited to breakdown of skin
L98.412 …… with fat layer exposed
L98.413 …… with necrosis of muscle
L98.414 …… with necrosis of bone

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