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ICD-10 Guide
ICD-10 CodesChapter 12: Diseases of the skin and subcutaneous tissueL74

L74

Non-billable

Eccrine sweat disorders

Chapter 12:Diseases of the skin and subcutaneous tissue

BILLABLE STATUSNo
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 L74 is a used to indicate a diagnosis of eccrine sweat disorders.

Key Diagnostic Point:

Eccrine sweat disorders, classified under ICD-10 code L74, encompass a range of conditions affecting the eccrine sweat glands, which are responsible for thermoregulation and maintaining skin hydration. Clinically, these disorders may present as hyperhidrosis (excessive sweating), hypohidrosis (reduced sweating), or other dysfunctions of the eccrine glands. The eccrine glands are distributed throughout the body, particularly in areas such as the palms, soles, and forehead. Disease progression can vary; for instance, hyperhidrosis may lead to skin maceration, secondary infections, or social anxiety, while hypohidrosis can result in heat intolerance and increased risk of heat-related illnesses. Diagnostic considerations include a thorough patient history, physical examination, and, in some cases, sweat tests to measure sweat production. Understanding the underlying causes, which may be idiopathic or secondary to systemic conditions, is crucial for effective management and treatment planning.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity
  • Treatment complexity
  • Documentation requirements
  • Coding specificity

Audit Risk Factors

  • Common coding errors
  • Documentation gaps
  • Billing challenges

Specialty Focus

Medical Specialties

Dermatology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Endocrinology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Eccrine sweat disorders can significantly impact patients' quality of life, leading to social withdrawal and psychological distress. From a population health perspective, these disorders may contribute to increased healthcare utilization due to complications such as skin infections or heat-related illnesses. Understanding the epidemiology of these conditions is essential for developing effective public health strategies and quality measures aimed at improving patient outcomes.

ICD-9 vs ICD-10

Eccrine sweat disorders can significantly impact patients' quality of life, leading to social withdrawal and psychological distress. From a population health perspective, these disorders may contribute to increased healthcare utilization due to complications such as skin infections or heat-related illnesses. Understanding the epidemiology of these conditions is essential for developing effective public health strategies and quality measures aimed at improving patient outcomes.

Reimbursement & Billing Impact

Reimbursement considerations include the necessity of demonstrating medical necessity for treatments such as iontophoresis or botulinum toxin injections. Common denials may arise from insufficient documentation or lack of clear linkage between the diagnosis and the treatment plan. Best practices include maintaining comprehensive records of patient interactions, treatment responses, and any referrals to specialists.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for L00-L99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for L00-L99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by L74?

L74 covers conditions such as primary hyperhidrosis, secondary hyperhidrosis, and hypohidrosis. Diagnostic criteria include the presence of excessive sweating in specific areas or reduced sweating due to underlying medical conditions.

When should L74 be used instead of related codes?

L74 should be used when the primary issue is related to eccrine gland dysfunction, particularly when distinguishing between primary and secondary causes of sweating disorders. Related codes may apply if the sweating disorder is part of a broader systemic condition.

What documentation supports L74?

Documentation should include a detailed patient history, physical examination findings, and any diagnostic tests performed, such as sweat tests. Notes on the impact of the condition on the patient's quality of life and treatment responses are also essential.