ICD-10-CM 2027
ICD-10 code for skin picking disorder excoriation
From the official ICD-10-CM alphabetic index entry “Excoriation (traumatic) › skin picking disorder”. Page updated September 29, 2026.
About coding skin picking disorder excoriation
The ICD-10-CM code for skin picking disorder excoriation is F42.4 (Excoriation (skin-picking) disorder).
Within F42 (obsessive-compulsive disorder), F42.4 is specifically for Excoriation (skin-picking) disorder. Related codes cover mixed obsessional thoughts and acts (F42.2), Hoarding disorder (F42.3), other obsessive-compulsive disorder (F42.8) and unspecified (F42.9).
Don't report F42.4 together with the conditions in its Excludes1 note: factitial dermatitis (L98.1) and other specified behavioral and emotional disorders with onset usually occurring in early childhood and adolescence (F98.8).
It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.
Don't confuse with (Excludes1 for F42.4)
Common questions about skin picking disorder excoriation ICD-10 codes
What is the ICD-10 code for skin picking disorder excoriation?
- F42.4 — Excoriation (skin-picking) disorder.
Is F42.4 billable?
- Yes. F42.4 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can F42.4 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict F42.4 as a principal diagnosis.
Is F42.4 a CC or MCC?
- No. F42.4 is neither a CC nor an MCC under MS-DRG v44.0.