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O112027

Non-billable

Pre-existing hypertension with pre-eclampsia

O11 is a non-billable ICD-10-CM category (header) code for Pre-existing hypertension with pre-eclampsia; a more specific code below it is required for claims in the FY2027 code set.

Clinical Notes

    From O00-O9A
    • Supervision of normal pregnancy (Z34.-)

    Frequently Asked Questions

    Code Hierarchy
    O11
    Pre-existing hypertension with pre-eclampsia
    O11.1
    ...pre-eclampsia, first trimester
    O11.2
    ...pre-eclampsia, second trimester
    O11.3
    ...pre-eclampsia, third trimester
    O11.4
    ...pre-eclampsia, complicating childbirth
    O11.5
    ...pre-eclampsia, complicating the puerperium
    O11.9
    ...pre-eclampsia, unspecified trimester

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    Related MS-DRGs
    5,610 Medicare hospitalizations across 5 DRGs for codes in O11

    Top DRGs associated with codes in this category:

    832OTHER ANTEPARTUM DIAGNOSES WITHOUT O.R. PROCEDURES WITH CC2,260
    831OTHER ANTEPARTUM DIAGNOSES WITHOUT O.R. PROCEDURES WITH MCC1,804
    833OTHER ANTEPARTUM DIAGNOSES WITHOUT O.R. PROCEDURES WITHOUT CC/MCC860
    776POSTPARTUM AND POST ABORTION DIAGNOSES WITHOUT O.R. PROCEDURES286
    817OTHER ANTEPARTUM DIAGNOSES WITH O.R. PROCEDURES WITH MCC164
    Official Guidelines
    Chapter 15: Pregnancy, Childbirth, and the Puerperium

    Official coding guidelines for O00-O9A

    Pre-existing hypertension with pre-eclampsia - ICD-10 Code O11 | FindICD10