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Home/Diagnosis/ICD-10 Coding for Secondary Amenorrhea

ICD-10 Coding for Secondary Amenorrhea

N91.1

Complete ICD-10-CM coding and documentation guide for icd-10 coding for secondary amenorrhea includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Absence of Menstruation
Missed Periods
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Key Information: ICD-10 Coding for Secondary Amenorrhea

Essential facts and insights about ICD-10 Coding for Secondary Amenorrhea

Use ICD-10 code N91.1 for secondary amenorrhea, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Secondary amenorrhea

Billable Code
N91.1
Billable

Diagnostic Criteria

clinical:
  • Absence of menstruation for at least 3 months in regular cycles or 6 months in irregular cycles
documentation:
  • Exclusion of pregnancy, menopause, and breastfeeding

Applicable To

  • • Absence of menstruation for 3 months in women with previously regular cycles
  • • Absence of menstruation for 6 months in women with previously irregular cycles

Important Notes

  • • Ensure documentation specifies the duration of amenorrhea and excludes other causes.
Ancillary Codes

Additional codes that may be used with this diagnosis

E28.2

Polycystic ovarian syndrome

Use alongside N91.1 if PCOS is confirmed as a cause of amenorrhea.

Frequently Asked Questions

What is the ICD-10 code for secondary amenorrhea?

The ICD-10 code for secondary amenorrhea is N91.1, used when menstruation is absent for 3 months in regular cycles or 6 months in irregular cycles.

How is secondary amenorrhea documented?

Document the duration of amenorrhea, exclude pregnancy, and include relevant lab results like FSH and prolactin levels.

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