Icd 10 code for hydronephrosis without obstruction July 8, 2019 16 32 64 128 Icd 10 code for right hydronephrosis without obstruction Icd 10 code for hydronephrosis with obstruction Icd 10 code for upj obstruction without hydronephrosis Icd 10 code for hydronephrosis with upj obstruction