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O26.643

O26.643: Intrahepatic cholestasis of pregnancy, third trimester

Billable / specific codeICD-10-CM

O26.643 is a billable, specific ICD-10-CM code for intrahepatic cholestasis of pregnancy, third trimester. It is valid for submission on a claim.

Check O26.643 with the rest of the claim: free scrubber

Excludes2 inherited from the categories above O26.643

Not part of this code, but both may be coded when both are present.

Written on O26.6: Liver and biliary tract disorders in pregnancy, childbirth and the puerperium

  • hepatorenal syndrome following labor and delivery (O90.41)

Other codes that can never be billed with O26.643

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • Z03.7Encounter for suspected maternal and fetal conditions ruled out

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under O26.64

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.