L91.0
BillableHypertrophic scar
Hypertrophic scar
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Keloid
- Keloid scar
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
- •acne keloidL73.0
- •scar NOSL90.5
Related Codes(2)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(120)
SNOMED CT
- Hypertrophic cicatrix19843006
- Hypertrophic scar19843006
- Acroosteolysis27201004
- Cheloid33659008
- Cheloid of skin33659008
- Keloid33659008
- Keloid cicatrix33659008
- Keloid of skin33659008
- Keloid scar33659008
- Disorder of skin donor site239188000
- Hypertrophic scarring of skin donor site239191000
- Acne scar247459000
- Post-acne scarring247459000
- Hereditary acroosteolysis254148004
- Hypertrophic acne scar403362001
- Hypertrophic acne scars403362001
- Keloidal acne403362001
- Acne scars - mixed atrophic and hypertrophic403363006
- Ear-lobe keloid403412007
- Keloid of ear lobe403412007
- Hypertrophic surgical scar403685009
- Keloid scar following surgery403686005
- Keloidal surgical scar403686005
- Surgical scar finding442523003
- Hypertrophic scar of upper arm447046001
- Contracture scar447246008
- Acroosteolysis, keloid-like lesions, premature ageing syndrome776417008
- Acroosteolysis, keloid-like lesions, premature aging syndrome776417008
- Premature ageing syndrome Penttinen type776417008
- Premature aging syndrome, Penttinen type776417008
- X-linked keloid scarring, reduced joint mobility, increased optic cup-to-disc ratio syndrome1172692006
- Keloid acne scar1217699008
UMLS
- CheloidC0022548
- Cheloid of skinC0022548
- KeloidC0022548
- Keloid (morphologic abnormality)C0022548
- Keloid cicatrixC0022548
- Keloid of skinC0022548
- Keloid scarC0022548
- Keloid scar (disorder)C0022548
- Keloid scarringC0022548
- KeloidsC0022548
- cheloidC0022548
- cheloidsC0022548
- keloidC0022548
- keloid scarC0022548
- keloid scarringC0022548
- keloid scarsC0022548
- keloid skinC0022548
- keloid skin disorderC0022548
- keloidsC0022548
- keloids scarsC0022548
- keloids skinC0022548
- scar keloidC0022548
- Cicatrices, HypertrophicC0162810
- Cicatrix, HypertrophicC0162810
- Hypertrophic CicatricesC0162810
- Hypertrophic CicatrixC0162810
- Hypertrophic ScarC0162810
- Hypertrophic ScarsC0162810
- Hypertrophic cicatrixC0162810
- Hypertrophic scarC0162810
- Hypertrophic scar (disorder)C0162810
- Hypertrophic scarringC0162810
- Hypertrophic scarsC0162810
- Scar, HypertrophicC0162810
- Scars, HypertrophicC0162810
- hypertrophic scarC0162810
- hypertrophic scarringC0162810
- hypertrophic scarsC0162810
Clinical Terms
- Keloid of ear lobe
- Keloid scar following surgery
- scar keloid
- Hereditary acroosteolysis
- Cicatrices, Hypertrophic
- Hypertrophic Scars
- Hypertrophic surgical scar
- Acne scars - mixed atrophic and hypertrophic
- Hypertrophic acne scar
- Keloid scar
- Hypertrophic Cicatrix
- Keloid cicatrix
- keloid scarring
- Hypertrophic scar (disorder)
- Scars, Hypertrophic
- keloids
- Premature ageing syndrome Penttinen type
- Keloidal acne
- Keloidal surgical scar
- keloid
- keloid skin
- Scar, Hypertrophic
- keloids scars
- Keloid (morphologic abnormality)
- Keloid scar (disorder)
- Ear-lobe keloid
- hypertrophic scarring
- X-linked keloid scarring, reduced joint mobility, increased optic cup-to-disc ratio syndrome
- Hypertrophic Cicatrices
- cheloids
- keloids skin
- cheloid
- Hypertrophic scarring of skin donor site
- Acroosteolysis
- Hypertrophic acne scars
- Cicatrix, Hypertrophic
- keloid scars
- Hypertrophic scar of upper arm
- keloid skin disorder
- Acne scar
- Keloid of skin
- Acroosteolysis, keloid-like lesions, premature aging syndrome
- Disorder of skin donor site
- Cheloid of skin
- Post-acne scarring
- Premature aging syndrome, Penttinen type
- Keloid acne scar
- Surgical scar finding
- Contracture scar
- Acroosteolysis, keloid-like lesions, premature ageing syndrome
Frequently Asked Questions
What is the ICD-10 code for hypertrophic scar?
The ICD-10-CM code for hypertrophic scar is L91.0. The full clinical description is "Hypertrophic scar". L91.0 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code L91.0 mean?
ICD-10-CM code L91.0 represents “Hypertrophic scar”. 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 L91.0 a billable code?
Yes, L91.0 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is L91.0 in?
L91.0 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What SNOMED CT codes does L91.0 map to?
L91.0 maps to 18 SNOMED CT concepts: 247459000, 403363006, 27201004, 776417008, 33659008, and 13 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for L91.0?
L91.0 is linked to 2 UMLS Concept Unique Identifiers: C0022548, C0162810. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does L91.0 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like hypertrophic scar 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 L91.0?
L91.0 maps to the ICD-11 code: EE60.1 (Hypertrophic scar).
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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.