• ICD-10 Code for Cogan’s Corneal Dystrophy or Epithelial Basement Membrane Dystrophy

    Question: What is the ICD 10 diagnosis code for Cogan’s corneal dystrophy or epithelial basement membrane dystrophy?

    Answer: Cogan's dystrophy is H16.321 right eye, H16.322 left eye, or H16.323.  Epithelial basement membrane dystrophy is H18.59 only. There is no laterality with this code.