Is N84 a billable ICD-10-CM code?

No. N84 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does N84 sit in the tabular list?

Diseases of the genitourinary system (N00-N99), in the block Noninflammatory disorders of female genital tract (N80-N98).

What cannot be coded together with N84?

N84 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

N84

N84 — Polyp of female genital tract

Non-billable headerICD-10-CM

N84 is a non-billable header ICD-10-CM code for polyp of female genital tract. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

adenomatous polyp (D28.-)
placental polyp (O90.89)

Other codes that can never be billed with N84

These codes carry an Excludes1 note pointing at N84. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading N84 alone.

N85Other noninflammatory disorders of uterus, except cervix

Risk adjustment

N84 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead N84

6 child codes. Green means billable.

Questions about N84

Is N84 a billable ICD-10-CM code?: No. N84 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does N84 sit in the tabular list?: Diseases of the genitourinary system (N00-N99), in the block Noninflammatory disorders of female genital tract (N80-N98).
What cannot be coded together with N84?: N84 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.