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ICD-10 Guide
ICD-10 CodesChapter 14: Diseases of the genitourinary systemN51

N51

Billable

Disorders of male genital organs in diseases classified elsewhere

Chapter 14:Diseases of the genitourinary system

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/18/2025

Code Description

ICD-10 N51 is a billable code used to indicate a diagnosis of disorders of male genital organs in diseases classified elsewhere.

Key Diagnostic Point:

N51 encompasses a variety of disorders affecting male genital organs that are secondary to other underlying diseases. These disorders can include erectile dysfunction, ejaculatory disorders, and other sexual health issues that arise as complications of systemic diseases such as diabetes, cardiovascular diseases, or neurological disorders. The clinical presentation may vary widely, from complete erectile dysfunction to premature ejaculation or delayed ejaculation, each requiring careful assessment and management. The complexity of these disorders often necessitates a multidisciplinary approach, involving urologists, endocrinologists, and mental health professionals to address both the physiological and psychological aspects of sexual health. Accurate coding is crucial as it impacts treatment plans, insurance reimbursements, and patient outcomes. Documentation must clearly link the genital disorders to the underlying disease to justify the use of this code.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of underlying diseases that can cause genital disorders
  • Need for comprehensive documentation linking disorders to primary diseases
  • Potential overlap with other codes related to sexual dysfunction
  • Variability in clinical presentation and patient history

Audit Risk Factors

  • Insufficient documentation linking genital disorders to primary diseases
  • Inconsistent coding practices among different providers
  • Failure to document patient history adequately
  • Misinterpretation of symptoms leading to incorrect coding

Specialty Focus

Medical Specialties

Urology

Documentation Requirements

Detailed patient history, physical examination findings, and treatment plans must be documented.

Common Clinical Scenarios

Patients presenting with erectile dysfunction secondary to diabetes or cardiovascular disease.

Billing Considerations

Urologists should ensure that the link between the genital disorder and the underlying disease is clearly documented.

Endocrinology

Documentation Requirements

Thorough documentation of hormonal evaluations and their relation to sexual health.

Common Clinical Scenarios

Men with hypogonadism presenting with sexual dysfunction.

Billing Considerations

Endocrinologists must document the impact of hormonal imbalances on sexual function.

Coding Guidelines

Inclusion Criteria

Use N51 When
  • According to ICD
  • 10 guidelines, N51 should be used when the male genital disorder is a direct result of another disease
  • Coders must ensure that the primary diagnosis is clearly documented and that the genital disorder is appropriately linked to it

Exclusion Criteria

Do NOT use N51 When
No specific exclusions found.

Related CPT Codes

54150CPT Code

Penile prosthesis implantation

Clinical Scenario

Used in cases of severe erectile dysfunction unresponsive to other treatments.

Documentation Requirements

Document the medical necessity and previous treatment attempts.

Specialty Considerations

Urologists must ensure that all prior treatments are documented to justify the procedure.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of disorders related to male genital organs, improving the accuracy of diagnoses and treatment plans. N51 provides a clear framework for coding disorders that are secondary to other diseases, enhancing the understanding of patient health and treatment needs.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of disorders related to male genital organs, improving the accuracy of diagnoses and treatment plans. N51 provides a clear framework for coding disorders that are secondary to other diseases, enhancing the understanding of patient health and treatment needs.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of disorders related to male genital organs, improving the accuracy of diagnoses and treatment plans. N51 provides a clear framework for coding disorders that are secondary to other diseases, enhancing the understanding of patient health and treatment needs.

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 types of conditions are included under N51?

N51 includes disorders of male genital organs that are secondary to other diseases, such as erectile dysfunction, ejaculatory disorders, and other sexual health issues linked to systemic conditions.