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ICD-10 Guide
ICD-10 CodesChapter 5: Mental, Behavioral and Neurodevelopmental disordersF51

F51

Billable

Sleep disorders not due to a substance or known physiological condition

Chapter 5:Mental, Behavioral and Neurodevelopmental disorders

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 F51 is a billable code used to indicate a diagnosis of sleep disorders not due to a substance or known physiological condition.

Key Diagnostic Point:

F51 encompasses a variety of sleep disorders that are not attributable to substance use or identifiable physiological conditions. These disorders can manifest as insomnia, hypersomnia, or other sleep disturbances that significantly impact an individual's daily functioning. Commonly associated with psychological factors, F51 disorders may arise from stress, anxiety, depression, or behavioral syndromes. Patients may experience difficulty initiating or maintaining sleep, excessive daytime sleepiness, or irregular sleep-wake patterns. The diagnosis requires a thorough clinical evaluation to rule out other potential causes, including medical conditions and substance use. Treatment often involves behavioral interventions, cognitive therapy, and lifestyle modifications, emphasizing the importance of a multidisciplinary approach to management. Accurate coding is crucial for appropriate treatment planning and reimbursement, as these disorders can significantly affect quality of life and overall health outcomes.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between various sleep disorders and their psychological underpinnings.
  • Need for comprehensive patient history to rule out other conditions.
  • Potential overlap with other mental health diagnoses.
  • Variability in symptoms and patient presentations.

Audit Risk Factors

  • Inadequate documentation of sleep patterns and patient history.
  • Failure to rule out substance use or physiological conditions.
  • Misclassification of sleep disorders leading to incorrect coding.
  • Insufficient evidence of behavioral interventions in treatment plans.

Specialty Focus

Medical Specialties

Psychiatry

Documentation Requirements

Detailed patient history, including psychological assessments and treatment plans.

Common Clinical Scenarios

Patients presenting with insomnia related to anxiety or depression.

Billing Considerations

Consideration of comorbid mental health conditions that may influence sleep disorders.

Sleep Medicine

Documentation Requirements

Polysomnography results, sleep diaries, and comprehensive evaluations.

Common Clinical Scenarios

Patients with chronic insomnia or hypersomnia without identifiable physiological causes.

Billing Considerations

Need for collaboration with mental health professionals for comprehensive care.

Coding Guidelines

Inclusion Criteria

Use F51 When
  • According to ICD
  • 10 guidelines, F51 codes are used when sleep disorders are not attributable to substance use or known physiological conditions
  • Coders must ensure that the diagnosis is supported by clinical documentation and that other potential causes have been ruled out

Exclusion Criteria

Do NOT use F51 When
No specific exclusions found.

Related CPT Codes

90834CPT Code

Psychotherapy, 45 minutes with patient

Clinical Scenario

Used for patients with sleep disorders related to anxiety or depression.

Documentation Requirements

Document the nature of the therapy and its relation to sleep issues.

Specialty Considerations

Psychiatrists should ensure that the therapy is clearly linked to the sleep disorder.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of sleep disorders, improving the ability to capture the nuances of these conditions. F51 provides a broader classification that can help in understanding the psychological aspects of sleep disturbances.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of sleep disorders, improving the ability to capture the nuances of these conditions. F51 provides a broader classification that can help in understanding the psychological aspects of sleep disturbances.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of sleep disorders, improving the ability to capture the nuances of these conditions. F51 provides a broader classification that can help in understanding the psychological aspects of sleep disturbances.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What is the difference between F51 and F51.0?

F51 is a general code for sleep disorders not due to a substance or known physiological condition, while F51.0 specifically refers to insomnia disorder.