ICD-10-CM > E00-E89 > E20-E35 > E21 > E21.0 E21.0 Primary hyperparathyroidism Billable/Specific Copy Code Copy Description Applicable To Hyperplasia of parathyroidOsteitis fibrosa cystica generalisata [von Recklinghausen's disease of bone]
ICD-10 Fast ICD-10 Fast