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ICD-10-CM O11: Pre-existing hypertension with pre… · Codelle

O11

ICD-10-CM

Pre-existing hypertension with pre-eclampsia

Clinical Notes

Includes

conditions in O10 complicated by pre-eclampsia
pre-eclampsia superimposed pre-existing hypertension

Use additional code

code from O10 to identify the type of hypertension

Code Hierarchy

Subcodes (6)

O11.1Pre-existing hypertension w pre-eclampsia, first trimester

O11.2Pre-existing hypertension w pre-eclampsia, second trimester

O11.3Pre-existing hypertension w pre-eclampsia, third trimester

O11.4Pre-existing htn with pre-eclampsia, comp childbirth

O11.5Pre-existing htn with pre-eclampsia, comp the puerperium

O11.9Pre-existing hypertension with pre-eclampsia, unsp trimester

Same Category

O11.1Pre-existing hypertension w pre-eclampsia, first trimester O11.2Pre-existing hypertension w pre-eclampsia, second trimester O11.3Pre-existing hypertension w pre-eclampsia, third trimester O11.4Pre-existing htn with pre-eclampsia, comp childbirth O11.5Pre-existing htn with pre-eclampsia, comp the puerperium

O11.9Pre-existing hypertension with pre-eclampsia, unsp trimester

Code History

Added in FY2024
Active (FY2026)

Change History

FY2026 snapshotPre-existing hypertension with pre-eclampsia
FY2025 snapshotPre-existing hypertension with pre-eclampsia
FY2024 snapshotPre-existing hypertension with pre-eclampsia