O10Pre-existing hypertension compl preg/chldbrth
ICD-10-CM category (non-billable header) code — part of Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium (O10-O16)
Coding Notes
Includes
- pre-existing hypertension with pre-existing proteinuria complicating pregnancy, childbirth and the puerperium
Excludes2 (not part of this condition — may code both)
- pre-existing hypertension with superimposed pre-eclampsia complicating pregnancy, childbirth and the puerperium (O11.-)
Subcategories (6)
- O10.0 Pre-existing essential hypertension compl preg/chldbrth
- O10.1 Pre-existing hypertensive heart disease compl preg/chldbrth
- O10.2 Pre-existing hyp chronic kidney disease compl preg/chldbrth
- O10.3 Pre-exist hyp heart and chr kidney dis compl preg/chldbrth
- O10.4 Pre-existing secondary hypertension compl preg/chldbrth
- O10.9 Unsp pre-existing hypertension compl preg/chldbrth