Dr. Cassidy holds a Bachelor of Science Pharmacy degree from the University of Kansas and a Doctor of Osteopathic Medicine from Kansas City University of Medicine and Biosciences (KCUMB). He is a certified specialist in Ophthalmology and a Diplomate of the American Osteopathic Board of Ophthalmology.
Nationally, Dr. Cassidy is past President of the American Osteopathic College of Ophthalmology and a recipient of the Distinguished Service Award. Dr. Cassidy is a Fellow of the American Academy of Ophthalmology (AAO). He is also a member of the American Society of Cataract and Refractive Surgery (ASCRS).
Locally, Dr. Cassidy is past Chief of Staff of John C. Lincoln Hospital-Deer Valley. He served on the Board of Trustees of the Arizona Osteopathic Medical Association who awarded him with the President’s Award for his contribution to AOMA. Dr. Cassidy is an Active Member of the Arizona Ophthalmologic Society. Dr. Cassidy was honored by the Arizona Osteopathic Medical Association with the Lifetime Achievement Award.
He has been in practice in Arizona since 1981 and is an expert LASIK surgeon. As an expert refractive surgeon, Dr. Cassidy performs iLASIK, KAMRA, and implantable contact lenses (ICL). Dr Cassidy is also an expert laser cataract surgeon performing Toric, Symfony, ReStor, Tecnis MF and Crystalens intraocular lens implantation.