Is Q52.120 a billable ICD-10-CM code?

Yes. Q52.120 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does Q52.120 sit in the tabular list?

Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0), in the block Congenital malformations of genital organs (Q50-Q56).

What cannot be coded together with Q52.120?

Q52.120 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 Q52.120 (Q52.1) and apply to it just the same.

Q52.120

Q52.120 — Longitudinal vaginal septum, nonobstructing

Billable / specific codeICD-10-CMPOA exempt

Q52.120 is a billable, specific ICD-10-CM code for longitudinal vaginal septum, nonobstructing. It is valid for submission on a claim.

Excludes1 inherited from the categories above Q52.120

These are not written on Q52.120, but they bind it: a note on a category applies to every code beneath it. Billing Q52.120 with anything listed here is a denial.

Written on Q52.1 — Doubling of vagina

doubling of vagina with doubling of uterus and cervix (Q51.1-)

Risk adjustment

Q52.120 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.

How Q52.120 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 Q52.120.

Septum, septate›vagina›longitudinal›nonobstruction

Code history

Q52.120 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 Q52.12. If Q52.120 is not quite right, the correct code is usually one of these.

Questions about Q52.120

Is Q52.120 a billable ICD-10-CM code?: Yes. Q52.120 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Q52.120 sit in the tabular list?: Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0), in the block Congenital malformations of genital organs (Q50-Q56).
What cannot be coded together with Q52.120?: Q52.120 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 Q52.120 (Q52.1) and apply to it just the same.