Dr. Daniel Coyne is professor of medicine (renal diseases) and director of hemodialysis at the Chromalloy American Kidney Center at Washington University School of Medicine in St. Louis, Missouri. Dr. Coyne's research interests include secondary hyperparathyroidism, vitamin D analogs, anemia management in chronic kidney disease, and hypertension. Dr. Coyne was principal investigator of trials in CKD and dialysis of paricalcitol, cinacalcet, and niacinamide.