Doctor Cok Dewiyani joined JEC-Bali Clinic with services in the division of cornea, cataract and refractive surgery, and also glaucoma. Doctor Cok Dewiyani obtained a general doctor degree in 1992 at the Faculty of Medicine, Udayana University, and an ophthalmology degree in 2004 at the Faculty of Medicine, University of Indonesia.

Doctor Cok Dewiyani not only works as a consultant, but also as an educator for medical students, ophthalmology residents, in the refraction and contact lens department at Sanglah Hospital-Udayana University Medical Faculty. She has experience in ReLex SMILE, LASIK, Refractive Surgery, Cornea, Cataract, Contact Lens, Low Vision and Glaucoma. Being an expert in cataract surgery, she often contributes to social services for cataract surgery and LASIK. She is often invited to be a speaker at national and international events.