Hyperparathyroidism and other disorders of parathyroid gland E21- >

Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as E21. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • adult osteomalacia (
    ICD-10-CM Diagnosis Code M83
    • M83 Adult osteomalacia
      • M83.0 Puerperal osteomalacia
      • M83.1 Senile osteomalacia
      • M83.2 Adult osteomalacia due to malabsorption
      • M83.3 Adult osteomalacia due to malnutrition
      • M83.4 Aluminum bone disease
      • M83.5 Other drug-induced osteomalacia in adults
      • M83.8 Other adult osteomalacia
      • M83.9 Adult osteomalacia, unspecified
    M83.-
    )
  • ectopic hyperparathyroidism (
    ICD-10-CM Diagnosis Code E34.2

    Ectopic hormone secretion, not elsewhere classified

      2016 2017 2018 Billable/Specific Code
    Type 1 Excludes
    • ectopic ACTH syndrome (E24.3)
    E34.2
    )
  • familial hypocalciuric hypercalcemia (
    ICD-10-CM Diagnosis Code E83.52

    Hypercalcemia

      2016 2017 2018 Billable/Specific Code
    Applicable To
    • Familial hypocalciuric hypercalcemia
    E83.52
    )
  • hungry bone syndrome (
    ICD-10-CM Diagnosis Code E83.81

    Hungry bone syndrome

      2016 2017 2018 Billable/Specific Code
    E83.81
    )
  • infantile and juvenile osteomalacia (
    ICD-10-CM Diagnosis Code E55.0

    Rickets, active

      2016 2017 2018 Billable/Specific Code
    Applicable To
    • Infantile osteomalacia
    • Juvenile osteomalacia
    Type 1 Excludes
    • celiac rickets (K90.0)
    • Crohn's rickets (K50.-)
    • hereditary vitamin D-dependent rickets (E83.32)
    • inactive rickets (E64.3)
    • renal rickets (N25.0)
    • sequelae of rickets (E64.3)
    • vitamin D-resistant rickets (E83.31)
    E55.0
    )
Codes