L422026
Billable
Pityriasis rosea
L42 is a billable ICD-10-CM diagnosis code for Pityriasis rosea, effective for the FY2026 code set.
Clinical Notes
Frequently Asked Questions
Code Hierarchy
L42
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Related MS-DRGs2
Diagnosis Related Groups for inpatient billing
Official Guidelines
Chapter 12: Diseases of the Skin and Subcutaneous Tissue
Official coding guidelines for L00-L99