ICD Code N91.2

ICD code N91.2 is the diagnosis for amenorrhea, unspecified, which means the absence of menstruation for reasons that have not been specifically identified.

1. Absence of menstruation for three or more consecutive cycles in a woman of reproductive age

2. No clear underlying cause identified after appropriate clinical evaluation

3. Not currently pregnant, lactating, or menopausal

4. No history of surgical removal of the uterus or both ovaries

5. No evidence of primary or secondary amenorrhea with a specified cause

6. Absence of symptoms or findings that would indicate a more specific diagnosis

Relevant CPT codes that may be used to treat ICD code N91.2 include:

- 99202–99215 (Evaluation and Management services)

- 81000–81003 (Urinalysis)

- 84443 (Thyroid stimulating hormone [TSH])

- 84146 (Prolactin)

- 83001 (Gonadotropin, follicle stimulating hormone [FSH])

- 83002 (Gonadotropin, luteinizing hormone [LH])

- 76830 (Transvaginal pelvic ultrasound)

- 76856 (Pelvic ultrasound, non-obstetric)

- 58100 (Endometrial biopsy)

- 58970 (Transvaginal aspiration of oocyte[s])

- 58558 (Hysteroscopy, diagnostic, with sampling)

CPT code selection should be based on the specific clinical scenario and services provided for ICD code N91.2.

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