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IncrelexUnited Healthcare

Growth Hormone Gene Deletion

Initial criteria

  • Submission of medical records documenting all of the following: diagnosis of severe primary IGF-1 deficiency (PIGFD); documentation of height below -3.0 SD mean for age and gender; documentation of IGF-1 below -3.0 SD mean for age and gender; documentation of growth charts for length/height and weight for age and gender with evidence of growth velocity deceleration over time; calculated growth velocity
  • One of the following: patient is unresponsive to a trial of growth hormone therapy OR documentation of one of the following: very low or undetectable level of GHBP, very low or undetectable level of GHR mutations known to cause Laron syndrome/GH insensitivity syndrome, GH1 gene deletion (GHD type 1A), GH-neutralizing antibodies, STT5b gene mutation, IGF-1 gene deletion or mutation
  • Other causes of low IGF-I levels have been ruled out (e.g., growth hormone deficiency, undernutrition, hepatic disease)
  • Patient will not be treated with concurrent growth hormone therapy
  • Prescribed by an endocrinologist

Reauthorization criteria

  • Submission of medical records documenting a height increase of at least 2 cm/year over the previous year of treatment as confirmed by all of the following: previous length/height and date obtained, current length/height and date obtained, calculated growth velocity, growth chart for height for age and gender
  • Submission of medical records documenting both of the following: expected adult height not obtained, expected adult height goal
  • Patient is not treated with concurrent growth hormone therapy
  • Prescribed by an endocrinologist

Approval duration

12 months