2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Endocrine, Nutritional And Metabolic Diseases, And Immunity Disorders 240-279 > Diseases Of Other Endocrine Glands 250-259 > Disorders Of Adrenal Glands 255.* > 2006 ICD-9-CM Diagnosis 255.5 Other adrenal hypofunction View the most recent version of ICD-9-CM 255.5 255.5 is a specific code that can be used to specify a diagnosis 255.5 contains 6 index entries View the ICD-9-CM Volume 1 255.* hierarchy Alternate Terminology Adrenal medullary insufficiency 255.5 Excludes Waterhouse-Friderichsen syndrome (meningococcal) (036.3)  Index entries containing 255.5: Decrease, decreased function adrenal (cortex) 255.4 medulla 255.5 Hypofunction adrenal (gland) 255.4 medulla 255.5 specified NEC 255.5 Insufficiency, insufficient adrenal (gland) (acute) (chronic) 255.4 medulla 255.5 specified site NEC 255.5 suprarenal 255.4 medulla 255.5