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ICD-10 Guide
ICD-10 CodesN46.021

N46.021

Billable

Azoospermia due to drug therapy

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

Code Description

ICD-10 N46.021 is a billable code used to indicate a diagnosis of azoospermia due to drug therapy.

Key Diagnostic Point:

Azoospermia is defined as the absence of sperm in the ejaculate, which can significantly impact male fertility. When azoospermia is attributed to drug therapy, it typically involves medications that affect hormonal balance, spermatogenesis, or sperm transport. Common drug classes that may lead to this condition include certain antihypertensives, anabolic steroids, and chemotherapeutic agents. The pathophysiology often involves disruption of the hypothalamic-pituitary-gonadal axis, leading to decreased testosterone levels and impaired sperm production. Clinically, patients may present with infertility, and a thorough evaluation including hormonal assays, semen analysis, and a detailed medication history is essential. Management may involve discontinuation of the offending agent, hormonal therapy, or assisted reproductive technologies depending on the underlying cause and duration of azoospermia. Understanding the relationship between drug therapy and male infertility is crucial for effective diagnosis and treatment.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Requires knowledge of various drug classes and their effects on fertility.
  • Involves understanding of male reproductive physiology.
  • Documentation must clearly link drug therapy to the condition.
  • Potential for overlapping diagnoses with other forms of male infertility.

Audit Risk Factors

  • Inadequate documentation linking drug therapy to azoospermia.
  • Failure to include a comprehensive medication history.
  • Misclassification of azoospermia as primary or secondary without proper evidence.
  • Lack of supporting lab results or clinical findings.

Specialty Focus

Medical Specialties

Urology

Documentation Requirements

Detailed patient history, including medication use, hormonal levels, and semen analysis results.

Common Clinical Scenarios

Evaluation of male infertility, management of testicular disorders, and treatment of orchitis.

Billing Considerations

Urologists must ensure that the link between drug therapy and azoospermia is clearly documented to support the diagnosis.

Endocrinology

Documentation Requirements

Hormonal assays, detailed patient history, and assessment of endocrine function.

Common Clinical Scenarios

Management of hormonal imbalances affecting fertility and evaluation of drug-induced endocrine disorders.

Billing Considerations

Endocrinologists should document any hormonal treatments that may influence sperm production.

Coding Guidelines

Inclusion Criteria

Use N46.021 When
  • According to ICD
  • 10 guidelines, N46
  • 021 should be used when azoospermia is specifically attributed to drug therapy
  • Coders must ensure that the documentation supports this diagnosis and that other potential causes of azoospermia are ruled out

Exclusion Criteria

Do NOT use N46.021 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

89320CPT Code

Semen analysis, including sperm count

Clinical Scenario

Used to evaluate male infertility in patients suspected of azoospermia.

Documentation Requirements

Results of the semen analysis must be documented in the patient's medical record.

Specialty Considerations

Urologists and reproductive endocrinologists should ensure that the analysis is comprehensive.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of conditions like azoospermia due to drug therapy, improving the accuracy of diagnoses and treatment plans. This specificity aids in better tracking of drug-related infertility issues and enhances research opportunities.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of conditions like azoospermia due to drug therapy, improving the accuracy of diagnoses and treatment plans. This specificity aids in better tracking of drug-related infertility issues and enhances research opportunities.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of conditions like azoospermia due to drug therapy, improving the accuracy of diagnoses and treatment plans. This specificity aids in better tracking of drug-related infertility issues and enhances research opportunities.

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 primary cause of azoospermia in this code?

The primary cause of azoospermia coded as N46.021 is drug therapy, which can disrupt normal sperm production and hormonal balance.