2020 ICD-10-CM Diagnosis Code L55.9

Sunburn, unspecified

    2016 2017 2018 2019 2020 Billable/Specific Code
  • L55.9 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 L55.9 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of L55.9 - other international versions of ICD-10 L55.9 may differ.
The following code(s) above L55.9 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 L55.9:
  • 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
Approximate Synonyms
  • Sunburn
Clinical Information
  • An injury to the skin causing erythema, tenderness, and sometimes blistering and resulting from excessive exposure to the sun. The reaction is produced by the ultraviolet radiation in sunlight.
  • Injury to the skin, with erythema, tenderness, and in some extreme cases blistering, following excessive exposure to sunlight; produced by ultraviolet rays not filtered out by clouds or water.
ICD-10-CM L55.9 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 606 Minor skin disorders with mcc
  • 607 Minor skin disorders without mcc

Convert L55.9 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

Diagnosis Index entries containing back-references to L55.9:
  • Heat (effects) T67.9
    ICD-10-CM Diagnosis Code T67.9

    Effect of heat and light, unspecified

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    • burn L55.9 - see also Burn
  • Sunburn L55.9

ICD-10-CM Codes Adjacent To L55.9
L53.1 Erythema annulare centrifugum
L53.2 Erythema marginatum
L53.3 Other chronic figurate erythema
L53.8 Other specified erythematous conditions
L53.9 Erythematous condition, unspecified
L54 Erythema in diseases classified elsewhere
L55 Sunburn
L55.0 Sunburn of first degree
L55.1 Sunburn of second degree
L55.2 Sunburn of third degree
L55.9 Sunburn, unspecified
L56 Other acute skin changes due to ultraviolet radiation
L56.0 Drug phototoxic response
L56.1 Drug photoallergic response
L56.2 Photocontact dermatitis [berloque dermatitis]
L56.3 Solar urticaria
L56.4 Polymorphous light eruption
L56.5 Disseminated superficial actinic porokeratosis (DSAP)
L56.8 Other specified acute skin changes due to ultraviolet radiation
L56.9 Acute skin change due to ultraviolet radiation, unspecified
L57 Skin changes due to chronic exposure to nonionizing radiation

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