Is O23.9 a billable ICD-10-CM code?

No. O23.9 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does O23.9 sit in the tabular list?

Pregnancy, childbirth and the puerperium (O00-O9A), in the block Other maternal disorders predominantly related to pregnancy (O20-O29).

O23.9

O23.9 — Unspecified genitourinary tract infection in pregnancy

Non-billable headerICD-10-CM

O23.9 is a non-billable header ICD-10-CM code for unspecified genitourinary tract infection in pregnancy. It cannot be billed on its own: choose one of the more specific child codes below.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Genitourinary tract infection in pregnancy NOS

Risk adjustment

O23.9 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 O23.9

4 child codes. Green means billable.

Related codes at this level

Codes that share O23. If O23.9 is not quite right, the correct code is usually one of these.

Questions about O23.9

Is O23.9 a billable ICD-10-CM code?: No. O23.9 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does O23.9 sit in the tabular list?: Pregnancy, childbirth and the puerperium (O00-O9A), in the block Other maternal disorders predominantly related to pregnancy (O20-O29).