Icd 10 code for superimposed preeclampsia without severe features July 8, 2019 16 32 64 128 Icd 10 code for chronic hypertension with superimposed preeclampsia without severe features Icd 10 code for superimposed preeclampsia with severe features Icd 10 code for chtn with superimposed preeclampsia with severe features Icd 10 code for htn with superimposed preeclampsia with severe features