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Dr. John P. Frangie, M.D. – Consulting OphthalmologistDr. John Frangie

Dr. Frangie is a board certified ophthalmologist specializing in Corneal and Refractive Surgery. He received his medical degree from the University of Kansas and served his ophthalmology residency at the Boston University School of Medicine. Following residency training, Dr. Frangie performed a fellowship in Corneal and Refractive Surgery at the University of Rochester School of Medicine and Dentistry, where he participated in research with the Eximer laser and laser vision correction.

Following completion of his Corneal and Keratorefractive Surgery Fellowship, Dr. Frangie returned to the Boston University School of Medicine as a Director of the Cornea and Refractive Surgery Services. While at B.U. Dr Frangie trained resident and fellow surgeons, in addition to publishing numerous articles and chapters on corneal disease and surgery.

Dr. Frangie is a consulting Ophthalmologist and not a member of the Vision Source staff.


Dr. Natalie RiouxDr. Nathalie C. Rioux, M.D. – Consulting Ophthalmologist

Nathalie C. Rioux, M.D. is a native of Montreal, Canada. She recevied a B.S. in Microbiology from McGill University, Montreal and her M.D. from the University of Montreal School of Medicine in 1991.

Dr. Rioux completed her internship and residency at the University of Montreal Affiliated Hospitals in Montreal. She completed her Fellowship in Glaucoma in 1997 at the same institution, graduating Magna Cum Laude.

Dr. Rioux is a Fellow of the Royal College of Surgeons (Canada) and a Diplomat of the American Board of Ophthalmology. Dr. Rioux belongs to numerous professional organizations including the American Academy of Ophthalmology, Medical Council of Canada, Quebec Medical Association, Association for Research in Vision and Ophthalmology, and the New England Glaucoma Society.

Dr. Rioux was the Assistant Clinical Professor of Ophthalmology at the University of Missouri at Kansas City prior to moving to Western Massachusetts in 1997. She was the Glaucoma Specialist at the Greenfield Eye Center until November of 2004 when she became partners with John P. Frangie, M.D. of Pioneer Valley Ophthalmic Consultants, making them the only practice in Western Massachusetts with a Fellowship trained glaucoma and corneal specialist.

Dr. Rioux is fluent in French, Spanish, and English.

Dr. Rioux is a consulting Ophthalmologist and not a member of the Vision Source staff.