Dr. Christopher John Osinga Dr. Christopher John Osinga 1300 Keith Ross Drive Oshawa ON L1H 7K4 Phone: (905) 721-4924 Fax: (905) 721-6679 Return to Oshawa Surgeon Directory Report incorrect contact information For more information, check out the following; Joint-Injuries.com Joint-Replacements.ca SurgicalWaitTimes.com Private-Surgery-Canada.com OrthopaedicPhysiotherapy.com HomeCarePhysio.com TeleOrthopaedics.com