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ICD-10 Guide
ICD-10 CodesL65.0

L65.0

Billable

Telogen effluvium

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

Code Description

ICD-10 L65.0 is a billable code used to indicate a diagnosis of telogen effluvium.

Key Diagnostic Point:

Telogen effluvium is a common form of hair loss characterized by diffuse shedding of hair, primarily affecting the scalp. It occurs when a significant number of hair follicles enter the telogen (resting) phase prematurely, leading to increased hair shedding. Clinically, patients may notice thinning hair or patches of hair loss, often triggered by stress, hormonal changes, nutritional deficiencies, or underlying medical conditions. The condition can be acute, resolving within six months, or chronic, persisting for longer periods. The scalp anatomy involved includes hair follicles, which cycle through growth (anagen), transition (catagen), and rest (telogen) phases. Diagnostic considerations include a thorough patient history, physical examination, and sometimes laboratory tests to rule out other causes of hair loss, such as androgenetic alopecia or alopecia areata. A scalp biopsy may be performed in atypical cases to confirm the diagnosis. Understanding the underlying triggers is crucial for effective management and treatment.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

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

Audit Risk Factors

  • Common coding errors include misclassifying telogen effluvium as other types of hair loss.
  • Documentation gaps may arise if the underlying causes are not clearly identified.
  • Billing challenges can occur if the treatment plan is not well-documented or if the condition is not adequately substantiated.

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

Primary Care

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 ICD-10 Codes

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

Telogen effluvium has significant clinical implications, affecting patient quality of life and mental health due to the distress associated with hair loss. It is a prevalent condition, particularly among women, and can lead to increased healthcare utilization as patients seek treatment. Understanding its epidemiology is crucial for developing effective public health strategies and improving patient outcomes.

ICD-9 vs ICD-10

Telogen effluvium has significant clinical implications, affecting patient quality of life and mental health due to the distress associated with hair loss. It is a prevalent condition, particularly among women, and can lead to increased healthcare utilization as patients seek treatment. Understanding its epidemiology is crucial for developing effective public health strategies and improving patient outcomes.

Reimbursement & Billing Impact

Telogen effluvium has significant clinical implications, affecting patient quality of life and mental health due to the distress associated with hair loss. It is a prevalent condition, particularly among women, and can lead to increased healthcare utilization as patients seek treatment. Understanding its epidemiology is crucial for developing effective public health strategies and improving patient outcomes.

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 L65.0?

L65.0 specifically covers telogen effluvium, which can be triggered by various factors such as stress, illness, hormonal changes, and nutritional deficiencies. It does not include other forms of hair loss like androgenetic alopecia or alopecia areata.

When should L65.0 be used instead of related codes?

L65.0 should be used when the primary diagnosis is telogen effluvium, particularly when hair loss is diffuse and linked to identifiable triggers. It is important to differentiate it from other hair loss conditions that may require different management.

What documentation supports L65.0?

Documentation should include a detailed patient history, noting any recent stressors, medical conditions, or medications that may contribute to hair loss. Physical examination findings and any relevant laboratory results should also be included to support the diagnosis.