For more information about LASIK technology, to read Dr. Mark Cohen’s bio or to book a free consultation, visit or call 1-866-961-2020.br br Dr. Mark Cohen is a laser eye surgeon in the province of Ontario and Quebec. He works in the Greater Toronto clinics of Downtown Toronto, Mississauga, North York, Vaughan and Whitby, as well as in Ottawa. Dr. Cohen also performs surgery at LASIK MD clinics in Montreal, Pointe-Claire, Laval, Brossard and Saguenay. LASIK MD is Canada’s only national LASIK provider, performing over half of all laser vision correction procedures in Canada last year.br br Have more questions about LASIK candidacy, safety and results? Watch the rest of Dr.