2022 ICD-10-CM Code O23.599

Infection of other part of genital tract in pregnancy, unspecified trimester

Version 2021

Valid for Submission

ICD-10:O23.599
Short Description:Infection oth prt genital tract in pregnancy, unsp trimester
Long Description:Infection of other part of genital tract in pregnancy, unspecified trimester

Code Classification

  • Pregnancy, childbirth and the puerperium (O00–O99)
    • Other maternal disorders predominantly related to pregnancy (O20-O29)
      • Infections of genitourinary tract in pregnancy (O23)

O23.599 is a billable diagnosis code used to specify a medical diagnosis of infection of other part of genital tract in pregnancy, unspecified trimester. The code O23.599 is valid during the fiscal year 2022 from October 01, 2021 through September 30, 2022 for the submission of HIPAA-covered transactions.

The ICD-10-CM code O23.599 might also be used to specify conditions or terms like bacterial vaginosis, bacterial vaginosis in pregnancy, candidiasis of vagina, candidiasis of vagina in pregnancy, genitourinary tract infection in pregnancy , infections of the genital tract in pregnancy, etc.

The code O23.599 is applicable to female patients aged 12 through 55 years inclusive. It is clinically and virtually impossible to use this code on a non-female patient outside the stated age range.

Unspecified diagnosis codes like O23.599 are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.

Code Edits

The Medicare Code Editor (MCE) detects and reports errors in the coding of claims data. The following ICD-10 Code Edits are applicable to this code:

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Convert O23.599 to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code O23.599 its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original code.

Information for Patients


Infections and Pregnancy

During pregnancy, some common infections like the common cold or a skin infection do not usually cause serious problems. But other infections can be dangerous to you, your baby, or both. Some infections may lead to preterm birth and low birth weight babies. Others can cause serious illness, birth defects, and lifelong disabilities, such as hearing loss or learning problems.

Some of the infections that can be dangerous during pregnancy include

To try to prevent infections,

If you do get an infection during pregnancy, contact your health care provider about how best to protect you and your baby. Only some medicines are safe during pregnancy.


[Learn More in MedlinePlus]

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)