Is N80.01 a billable ICD-10-CM code?

Yes. N80.01 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does N80.01 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 N80.01?

N80.01 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above N80.01 (N80.0) and apply to it just the same.

N80.01

N80.01 — Superficial endometriosis of the uterus

Billable / specific codeICD-10-CM

N80.01 is a billable, specific ICD-10-CM code for superficial endometriosis of the uterus. It is valid for submission on a claim.

Excludes1 inherited from the categories above N80.01

These are not written on N80.01, but they bind it: a note on a category applies to every code beneath it. Billing N80.01 with anything listed here is a denial.

Written on N80.0 — Endometriosis of uterus

stromal endometriosis (D39.0)

Other codes that can never be billed with N80.01

These codes carry an Excludes1 note pointing at N80.01. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading N80.01 alone.

N85Other noninflammatory disorders of uterus, except cervix

Risk adjustment

N80.01 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.

Medicare coverage

N80.01 is named in 7 Medicare coverage policies — 7 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A52453Billing and Coding: Luteinizing Hormone-Releasing Hormone (LHRH) Analogs
A52453Billing and Coding: Luteinizing Hormone-Releasing Hormone (LHRH) Analogs
A52453Billing and Coding: Luteinizing Hormone-Releasing Hormone (LHRH) Analogs
A56421Billing and Coding: CT of the Abdomen and Pelvis

How N80.01 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to N80.01.

Endometriosis›exocervix
Endometriosis›uterus›superficial

Code history

N80.01 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Related codes at this level

Codes that share N80.0. If N80.01 is not quite right, the correct code is usually one of these.

Questions about N80.01

Is N80.01 a billable ICD-10-CM code?: Yes. N80.01 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does N80.01 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 N80.01?: N80.01 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above N80.01 (N80.0) and apply to it just the same.