L42
BillablePityriasis rosea
Pityriasis rosea
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •lipomelanotic reticulosisI89.8
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •systemic connective tissue disordersM30-M36
- •viral wartsB07
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(20)
SNOMED CT
UMLS
Clinical Terms
- Pityriasis circinata et maculata
- Pityriasis rosea-like drug eruption
- Pityriasis rosea (disorder)
- Pityriasiform drug eruption
- PR - Pityriasis rosea
- pityriasis roseas
- rosea pityriasis
Frequently Asked Questions
What is the ICD-10 code for pityriasis rosea?
The ICD-10-CM code for pityriasis rosea is L42. The full clinical description is "Pityriasis rosea". L42 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code L42 mean?
ICD-10-CM code L42 represents “Pityriasis rosea”. It is classified under Chapter 12: Diseases of the Skin and Subcutaneous Tissue and is a billable/specific code that can be used on a claim.
Is L42 a billable code?
Yes, L42 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is L42 in?
L42 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What SNOMED CT codes does L42 map to?
L42 maps to 2 SNOMED CT concepts: 77252004, 238989000. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for L42?
L42 is linked to 1 UMLS Concept Unique Identifier: C0032026. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does L42 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like pityriasis rosea affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of L42?
L42 maps to the ICD-11 code: EA10 (Pityriasis rosea).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.