Version 2024
Third Trimester (28+ weeks)

2024 ICD-10-CM Diagnosis Code O26.643

Intrahepatic cholestasis of pregnancy, third trimester

ICD-10-CM Code:
O26.643
ICD-10 Code for:
Intrahepatic cholestasis of pregnancy, third trimester
Is Billable?
Yes - Valid for Submission
Code Navigator:

Code Classification

  • Pregnancy, childbirth and the puerperium
    (O00-O9A)
    • Other maternal disorders predominantly related to pregnancy
      (O20-O29)
      • Maternal care for other conditions predominantly related to pregnancy
        (O26)

O26.643 is a billable diagnosis code used to specify a medical diagnosis of intrahepatic cholestasis of pregnancy, third trimester. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2023 through September 30, 2024.

The code O26.643 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.

New 2024 ICD-10-CM Code

O26.643 is new to ICD-10-CM code set for the FY 2024, effective October 1, 2023. The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2023. This is a new and revised code for the FY 2024 (October 1, 2023 - September 30, 2024).

Code Edits

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

  • Maternity diagnoses - The Medicare Code Editor detects inconsistencies in maternity cases by checking a patient's age and any diagnosis on the patient's record. The maternity code edits apply to patients age ange is 9–64 years inclusive (e.g., diabetes in pregnancy, antepartum pulmonary complication).

Replacement Code

O26643 replaces the following previously assigned ICD-10-CM code(s):

  • O26.613 - Liver and biliary tract disord in pregnancy, third trimester

Code History

  • FY 2024 - Code Added, effective from 10/1/2023 through 9/30/2024