590.00
Chronic pyelonephritis without lesion of renal medullary necrosis
The ICD-9 code for chronic pyelonephritis without lesion of renal medullary necrosis is 590.00.
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 590.00 →