Health Records Department. 699 Concession Street. Hamilton, ON L8V 5C2. Phone: 905-521-2100 Ext. 63315. Fax: 905-575-6344. McMaster University Medical Centre, McMaster Children's Hospital, Main Street West Urgent Care Centre and the former Chedoke Hospital. 1200 Main Street West. Hamilton, ON L8N 3Z5. Phone: 905-521-2100 Ext. 75123..