ICD-10 Code: N91 – Absent, scanty and rare menstruation

ICD-10 code N91 corresponds to Absent, scanty and rare menstruation. This code is classified under the chapter N80-N98: Noninflammatory disorders of female genital tract, which is part of the N80-N98: Noninflammatory disorders of female genital tract category.

The parent chapter is Diseases of the genitourinary system.