L60-L75
Medium Complexity

Disorders of skin appendages

Primary Specialty: Dermatology
Last Updated: 2025-09-09

ICD-10 Codes (94)

77 billable
5 category headers
L62
Billable
Nail disorders in diseases classified elsewhere
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L63
Alopecia areata
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L63.0
Billable
Alopecia (capitis) totalis
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L63.1
Billable
Alopecia universalis
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L63.2
Billable
Ophiasis
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L63.8
Billable
Other alopecia areata
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L63.9
Billable
Alopecia areata, unspecified
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L64
Androgenic alopecia
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L64.0
Billable
Drug-induced androgenic alopecia
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L64.8
Billable
Other androgenic alopecia
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L64.9
Billable
Androgenic alopecia, unspecified
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L65
Other nonscarring hair loss
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L65.0
Billable
Telogen effluvium
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L65.1
Billable
Anagen effluvium
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L65.2
Billable
Alopecia mucinosa
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L65.8
Billable
Other specified nonscarring hair loss
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L65.9
Billable
Nonscarring hair loss, unspecified
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L66
Cicatricial alopecia [scarring hair loss]
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L66.0
Billable
Pseudopelade
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L66.1
Lichen planopilaris
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L66.10
Billable
Lichen planopilaris, unspecified
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L66.11
Billable
Classic lichen planopilaris
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L66.12
Billable
Frontal fibrosing alopecia
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L66.19
Billable
Other lichen planopilaris
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L66.2
Billable
Folliculitis decalvans
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L66.3
Billable
Perifolliculitis capitis abscedens
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L66.4
Billable
Folliculitis ulerythematosa reticulata
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L66.8
Other cicatricial alopecia
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L66.81
Billable
Central centrifugal cicatricial alopecia
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L66.89
Billable
Other cicatricial alopecia
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L66.9
Billable
Cicatricial alopecia, unspecified
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L67
Hair color and hair shaft abnormalities
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L67.0
Billable
Trichorrhexis nodosa
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L67.1
Billable
Variations in hair color
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L67.8
Billable
Other hair color and hair shaft abnormalities
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L67.9
Billable
Hair color and hair shaft abnormality, unspecified
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L68
Hypertrichosis
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L68.0
Billable
Hirsutism
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L68.1
Billable
Acquired hypertrichosis lanuginosa
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L68.2
Billable
Localized hypertrichosis
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L68.3
Billable
Polytrichia
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L68.8
Billable
Other hypertrichosis
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L68.9
Billable
Hypertrichosis, unspecified
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L70
Acne
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L70.0
Billable
Acne vulgaris
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L70.1
Billable
Acne conglobata
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L70.2
Billable
Acne varioliformis
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L70.3
Billable
Acne tropica
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L70.4
Billable
Infantile acne
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L70.5
Billable
Acné excoriée
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L70.8
Billable
Other acne
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L70.9
Billable
Acne, unspecified
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L71
Rosacea
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L71.0
Billable
Perioral dermatitis
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L71.1
Billable
Rhinophyma
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L71.8
Billable
Other rosacea
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L71.9
Billable
Rosacea, unspecified
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L72
Follicular cysts of skin and subcutaneous tissue
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L72.0
Billable
Epidermal cyst
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L72.1
Pilar and trichodermal cyst
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L72.11
Billable
Pilar cyst
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L72.12
Billable
Trichodermal cyst
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L72.2
Billable
Steatocystoma multiplex
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L72.3
Billable
Sebaceous cyst
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L72.8
Billable
Other follicular cysts of the skin and subcutaneous tissue
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L72.9
Billable
Follicular cyst of the skin and subcutaneous tissue, unspecified
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L73
Other follicular disorders
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L73.0
Billable
Acne keloid
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L73.1
Billable
Pseudofolliculitis barbae
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L73.2
Billable
Hidradenitis suppurativa
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L73.8
Billable
Other specified follicular disorders
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L73.9
Billable
Follicular disorder, unspecified
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L74
Eccrine sweat disorders
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L74.0
Billable
Miliaria rubra
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L74.1
Billable
Miliaria crystallina
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L74.2
Billable
Miliaria profunda
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L74.3
Billable
Miliaria, unspecified
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L74.4
Billable
Anhidrosis
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L74.5
Focal hyperhidrosis
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L74.51
Primary focal hyperhidrosis
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L74.510
Billable
Primary focal hyperhidrosis, axilla
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L74.511
Billable
Primary focal hyperhidrosis, face
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L74.512
Billable
Primary focal hyperhidrosis, palms
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L74.513
Billable
Primary focal hyperhidrosis, soles
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L74.519
Billable
Primary focal hyperhidrosis, unspecified
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L74.52
Billable
Secondary focal hyperhidrosis
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L74.8
Billable
Other eccrine sweat disorders
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L74.9
Billable
Eccrine sweat disorder, unspecified
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L75
Apocrine sweat disorders
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L75.0
Billable
Bromhidrosis
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L75.1
Billable
Chromhidrosis
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L75.2
Billable
Apocrine miliaria
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L75.8
Billable
Other apocrine sweat disorders
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L75.9
Billable
Apocrine sweat disorder, unspecified
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Updates & Changes

FY 2026 Updates

Current Year

Deleted Codes

No codes deleted in this range for FY 2026

No significant changes for FY 2026

This range maintains stability with current coding practices

Historical Changes

  • •FY 2025: Routine maintenance updates with minor terminology clarifications
  • •FY 2024: Enhanced specificity requirements for certain code ranges
  • •FY 2023: Updated documentation guidelines for improved clarity

Upcoming Changes

  • •Proposed updates pending review by Coordination and Maintenance Committee
  • •Under consideration: Enhanced digital health integration codes

Implementation Guidance

  • •Review all FY 2026 updates for L60-L75 codes before implementation
  • •Always verify the most current codes in the ICD-10-CM manual
  • •Ensure clinical documentation supports the selected diagnosis codes
  • +3 more guidance items...

Range Overview

high priority

The ICD-10 code range L60-L75 is dedicated to the disorders of skin appendages. It encompasses a variety of conditions related to nails, hair, sweat and sebaceous glands. These codes are used to document diseases such as nail disorders (L60), alopecia and other hair disorders (L65-L66), and other disorders of skin appendages (L70-L75).

Key Usage Points:

  • •Always code to the highest level of specificity.
  • •Use additional codes to identify any associated underlying conditions.
  • •Consider the use of external cause codes to provide additional information.
  • •Remember to code first any associated underlying diseases.
  • •Use combination codes for conditions with both an underlying etiology and multiple body system manifestations.

Coding Guidelines

When to Use:

  • ✓When a patient presents with a nail disorder such as ingrown nail or onycholysis.
  • ✓When a patient has a hair disorder like alopecia areata.
  • ✓When a patient suffers from acne or rosacea.
  • ✓When a patient has a sweat gland disorder like hyperhidrosis.
  • ✓When a patient presents with a sebaceous gland disorder like sebaceous cyst.

When NOT to Use:

  • ✗When the condition is not related to skin appendages.
  • ✗When the condition is a result of an injury or trauma.
  • ✗When the condition is a skin infection or infestation.
  • ✗When the condition is a skin neoplasm.
  • ✗When the condition is a systemic disease with skin manifestations.

Code Exclusions

Always cross-verify the exclusions with the latest ICD-10 guidelines and updates.

Documentation Requirements

Proper documentation is crucial for accurate coding. It should include a clear and specific diagnosis, details about the location and severity of the condition, any associated conditions, and the patient's response to treatment.

Clinical Information:

  • •Specific diagnosis
  • •Location and severity of the condition
  • •Associated conditions
  • •Patient's response to treatment
  • •Any complications

Supporting Evidence:

  • •Clinical notes
  • •Lab results
  • •Imaging reports
  • •Referral letters
Good Documentation Example:

Patient diagnosed with severe alopecia areata, with total hair loss on the scalp. Responding well to treatment.

Poor Documentation Example:

Patient has hair loss.

Common Documentation Errors:

  • âš Not documenting the specific diagnosis
  • âš Not documenting the location and severity of the condition
  • âš Not documenting associated conditions
  • âš Not documenting the patient's response to treatment

Range Statistics

Total Codes
77
Billable
Complexity:
Medium
Primary Use:Clinical Documentation
Chapter:12

Coding Complexity

Medium
Complexity Rating

The complexity of these codes is considered medium because while the conditions are specific, they require a good understanding of dermatology and the various disorders that can affect the skin appendages. Additionally, the coder must be able to interpret clinical notes and other supporting evidence to accurately code the condition.

Key Factors:
  • â–¸Understanding the specific diagnosis
  • â–¸Identifying the location and severity of the condition
  • â–¸Recognizing associated conditions
  • â–¸Determining the patient's response to treatment

Specialty Focus

These codes are primarily used by dermatologists, but can also be used by primary care physicians, pediatricians, and other specialists who diagnose and treat skin appendage disorders.

Primary Specialties:
Dermatology
70%
Primary Care
20%
Pediatrics
10%
Clinical Scenarios:
  • • A patient presents with severe acne vulgaris.
  • • A patient is diagnosed with alopecia totalis.
  • • A patient has an ingrown nail that has become infected.
  • • A patient presents with hyperhidrosis of the underarms.
  • • A patient is diagnosed with a sebaceous cyst on the back.

Resources & References

There are many resources available to help with coding disorders of skin appendages, including the official ICD-10 guidelines, clinical reference books, and educational materials.

Official Guidelines:

  • ICD-10-CM Official Guidelines for Coding and Reporting
  • World Health Organization's ICD-10 Classification of Mental and Behavioural Disorders
  • American Health Information Management Association's Coding Resources

Clinical References:

  • Dermatology: 2-Volume Set by Bolognia, Jorizzo, and Schaffer
  • Andrews' Diseases of the Skin: Clinical Dermatology

Educational Materials:

  • American Academy of Dermatology's Dermatology A to Z
  • American Health Information Management Association's ICD-10-CM Coding Resources

Frequently Asked Questions

Can I use these codes for skin infections?

No, skin infections have their own specific codes in the L00-L08 range.

What if the condition affects multiple skin appendages?

If the condition affects multiple skin appendages, use additional codes as necessary to fully describe the condition.