Table 1.

Indicators for Vitamin D Testing

Category of Indication*ICD-10 Text DiagnosisICD-10 Code(s)†
Vitamin D deficiency or insufficiency, osteomalacia, ricketsRickets, activeE55.0
Vitamin D deficiency, unspecifiedE55.9
Sequelae of ricketsE64.3
Adult osteomalaciaM83
Adult osteomalacia due to malnutritionM83.3
Disorder of bone density and structure, unspecifiedM85.9
Disorder of bone, unspecifiedM89.9
Osteoporosis, osteopeniaOsteoporosis with current pathological fractureM80
Osteoporosis without current pathological fractureM81
Pathological fracture or stress fractureStress fractureM84.3
Pathological fractureM84.4
Malabsorption or inflammatory bowel diseaseCrohn's disease [regional enteritis]K50
Ulcerative colitisK51
Celiac disease, tropical sprue, blind loop syndrome, pancreatic steatorrhea, other malabsorption due to intoleranceK90.0-K90.4
Other intestinal malabsorptionK90.89
Intestinal malabsorption, unspecifiedK90.9
Postsurgical malabsorption, not elsewhere classifiedK91.2
Parathyroid, calcium, or phosphate disorderIdiopathic hypoparathyroidismE20.0
Hypoparathyroidism, unspecifiedE20.9
Secondary hyperparathyroidismE21.0-E21.5
HypocalcemiaE83.51
HypercalcemiaE83.52
Chronic kidney diseaseChronic kidney disease, stages 3–5; end-stage renal diseaseN18.3-18.5; N18.6

  • ↵* Indicators for vitamin D testing based on Choosing Wisely criteria.1

  • ↵† Patients with a diagnosis of any of these ICD-10 codes were excluded from the subset of patients identified as having nonindicated vitamin D testing in 2015.

  • ICD-10, International classification of diseases, tenth revision.