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ICD-10 Coding for Abnormal Period(N92.1, N92.5)

Complete ICD-10-CM coding and documentation guide for Abnormal Period. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Irregular MenstruationAbnormal Uterine BleedingMenstrual Irregularity

Related ICD-10 Code Ranges

Complete code families applicable to Abnormal Period

N92-N93Primary Range

Excessive, frequent and irregular menstruation

This range includes codes for various types of abnormal uterine bleeding, which are central to diagnosing and coding abnormal periods.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
N92.1Excessive and frequent menstruation with irregular cycleUse when a patient presents with heavy bleeding and irregular cycles.
  • PBAC >100
  • Hgb <12 g/dL
  • Cycle variability >8 days
N92.5Other specified irregular menstruationUse for irregular cycles with a documented cause but not heavy bleeding.
  • Cycle variability >7 days
  • Documented cause such as post-D&C

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for abnormal periods

Essential facts and insights about Abnormal Period

The ICD-10 code for abnormal periods includes N92.1 for excessive bleeding with irregular cycles and N92.5 for other specified irregular menstruation.

Primary ICD-10-CM Codes for abnormal period

Excessive and frequent menstruation with irregular cycle
Billable Code

Decision Criteria

clinical Criteria

  • Documented heavy bleeding with irregular cycles

Applicable To

  • Menorrhagia with irregular cycles

Excludes

  • Postmenopausal bleeding (N95.0)

Clinical Validation Requirements

  • PBAC >100
  • Hgb <12 g/dL
  • Cycle variability >8 days

Code-Specific Risks

  • Undercoding if specific cycle details are not documented.

Coding Notes

  • Ensure documentation specifies cycle length and flow intensity.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Acute posthemorrhagic anemia

D62
Use if anemia is present due to heavy bleeding.

Polycystic ovarian syndrome

E28.2
Use if PCOS is contributing to irregular cycles.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Other specified irregular menstruation

N92.5
Use N92.5 for irregular cycles without excessive bleeding.

Excessive and frequent menstruation with irregular cycle

N92.1
Use N92.1 if heavy bleeding accompanies irregular cycles.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Abnormal Period to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code N92.1.

Impact

Clinical: Leads to inappropriate treatment plans., Regulatory: Increases risk of audit and non-compliance., Financial: Potential for denied claims due to lack of specificity.

Mitigation Strategy

Use structured templates for menstrual history., Ensure detailed documentation of cycle patterns.

Impact

Reimbursement: Potential for reduced reimbursement due to lack of specificity., Compliance: Increased risk of audit due to non-specific coding., Data Quality: Decreased data quality and accuracy in patient records.

Mitigation Strategy

Document specific cycle irregularities and bleeding patterns to use N92.1 or N92.5.

Impact

Risk of audits due to use of unspecified codes.

Mitigation Strategy

Ensure detailed documentation supports specific code selection.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Abnormal Period, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Abnormal Period

Use these documentation templates to ensure complete and accurate documentation for Abnormal Period. These templates include all required elements for proper coding and billing.

OB/GYN Visit for Menstrual Irregularity

Specialty: Gynecology

Required Elements

  • Menstrual history
  • Cycle length and variability
  • Flow intensity and duration
  • Associated symptoms

Example Documentation

Patient reports cycles varying 21-45 days, heavy flow with clots, using super+ tampons every hour for 3 days.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has heavy periods.
Good Documentation Example
Menstrual cycles 18-42 days over 6 months, changing super+ tampons q1h x3 days monthly.
Explanation
The good example provides specific cycle length and flow details, supporting accurate coding.

Need help with ICD-10 coding for Abnormal Period? Ask your questions below.

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