Patients gave him an average rating of 5.0 stars out of 5. His areas of expertise include tremors, guillain-barre syndrome, and seizures. Dr. Ninan is in-network for Blue Cross Blue Shield Bronze, Blue Cross Blue Shield Gold, United Healthcare Choice, and more. Before completing his residency at a hospital affiliated with the University of Texas Health Science Center at Houston, Dr. Ninan attended medical school at St. George's University School of Medicine. He has received professional recognition including the following: Texas Rising Stars. Dr. Ninan is affiliated with Houston Methodist. He has an open panel.