ICD-10-CM > E00-E89 > E70-E88 > E83 > E83.3 > E83.31 E83.31 Familial hypophosphatemia Billable/Specific Copy Code Copy Description Applicable To Vitamin D-resistant osteomalaciaVitamin D-resistant rickets Type 1 Excludes vitamin D-deficiency rickets (E55.0)