Is O23.0 a billable code?
No. O23.0 is a header code that groups 4 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
O23.0: Infections of kidney in pregnancy
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
O23.0 groups related diagnoses under infections of kidney in pregnancy. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under O23.0
- O23.00Infections of kidney in pregnancy, unspecified trimester
- O23.01Infections of kidney in pregnancy, first trimester
- O23.02Infections of kidney in pregnancy, second trimester
- O23.03Infections of kidney in pregnancy, third trimester
Other codes in O23 Infections of genitourinary tract in pregnancy
- O23.1Infections of bladder in pregnancyheader
- O23.2Infections of urethra in pregnancyheader
- O23.3Infections of other parts of urinary tract in pregnancyheader
- O23.4Unspecified infection of urinary tract in pregnancyheader
- O23.5Infections of the genital tract in pregnancyheader
- O23.9Unspecified genitourinary tract infection in pregnancyheader
O23.0 questions
What does O23.0 mean?
O23.0 is the ICD-10-CM code for Infections of kidney in pregnancy. It is in chapter 15, Pregnancy, childbirth and the puerperium (O00-O9A).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.