591
Hydronephrosis
The ICD-9 code for hydronephrosis is 591.
Legacy code — retired October 1, 2015ICD-10-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents.
View ICD-9 → ICD-10 crosswalk for 591 →Hydronephrosis
The ICD-9 code for hydronephrosis is 591.
Legacy code — retired October 1, 2015Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents.
View ICD-9 → ICD-10 crosswalk for 591 →