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ICD-10-CM Codes O00-O9A O10-O16 O11

ICD-10-CM Diagnosis Code O11

Pre-existing hypertension with pre-eclampsia

Go Back to Chapter - O00-O9A | Section - O10-O16 Go back

Includes for O11:

  • conditions in O10 complicated by pre-eclampsia

  • pre-eclampsia superimposed pre-existing hypertension

Use Additional for O11:

  • code from O10 to identify the type of hypertension

Codes Hierarchy:

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