ICD10BillableValid for clinical use
ICD-10 Code L90.5: Scar conditions and fibrosis of skin
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the skin and subcutaneous tissue (L00-L99).
When is it used?
- May be used when a clinician documents scar conditions and fibrosis of skin in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
Code hierarchy
chapter
12Diseases of the skin and subcutaneous tissue (L00-L99)
block
L80-L99Other disorders of the skin and subcutaneous tissue
category
L90Atrophic disorders of skin
currentL90
Official coding notes
Inclusion terms
- Adherent scar (skin)
- Cicatrix
- Disfigurement of skin due to scar
- Fibrosis of skin NOS
- Scar NOS
Excludes2 (may code together if documented)
- hypertrophic scar (L91.0)
- keloid scar (L91.0)
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
Dermatologist
Related codes
L90.0Lichen sclerosus et atrophicuscodeL90.1Anetoderma of Schweninger-BuzzicodeL90.2Anetoderma of Jadassohn-PellizzaricodeL90.3Atrophoderma of Pasini and PierinicodeL90.4Acrodermatitis chronica atrophicanscodeL90.6Striae atrophicaecodeL90.8Other atrophic disorders of skincodeL90.9Atrophic disorder of skin, unspecifiedcode
Sibling codes
L90.0Lichen sclerosus et atrophicusbillableL90.1Anetoderma of Schweninger-BuzzibillableL90.2Anetoderma of Jadassohn-PellizzaribillableL90.3Atrophoderma of Pasini and PierinibillableL90.4Acrodermatitis chronica atrophicansbillableL90.6Striae atrophicaebillableL90.8Other atrophic disorders of skinbillableL90.9Atrophic disorder of skin, unspecifiedbillable
Coverage-related procedures and services
CPT 97034high
APPLICATION OF A MODALITY TO 1 OR MORE AREAS; CONTRAST BATHS, EACH 15 MINUTES
Source: CMS coverage guidance
CPT 97032high
APPLICATION OF A MODALITY TO 1 OR MORE AREAS; ELECTRICAL STIMULATION (MANUAL), EACH 15 MINUTES
Source: CMS coverage guidance
CPT 97026high
APPLICATION OF A MODALITY TO 1 OR MORE AREAS; INFRARED
Source: CMS coverage guidance
CPT 97033high
APPLICATION OF A MODALITY TO 1 OR MORE AREAS; IONTOPHORESIS, EACH 15 MINUTES
Source: CMS coverage guidance
CPT 97018high
APPLICATION OF A MODALITY TO 1 OR MORE AREAS; PARAFFIN BATH
Source: CMS coverage guidance
CPT 97035high
APPLICATION OF A MODALITY TO 1 OR MORE AREAS; ULTRASOUND, EACH 15 MINUTES
Source: CMS coverage guidance
Mapped diagnoses and classifications
SNOMED_CT 300398009high
Abdominal skin scar
Source: SNOMED International ICD-10 map
SNOMED_CT 247459000high
Acne scar
Source: SNOMED International ICD-10 map
SNOMED_CT 403363006high
Acne scars - mixed atrophic and hypertrophic
Source: SNOMED International ICD-10 map
SNOMED_CT 60131003high
Adherent scar
Source: SNOMED International ICD-10 map
SNOMED_CT 403360009high
Atrophic acne scar
Source: SNOMED International ICD-10 map
SNOMED_CT 239172000high
Atrophic scar
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy and official ICD code match exactly.
Legacy codes
L90.5
Common synonyms
Scar conditions and fibrosis of skin
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.