MCI The Doctor’s Office is one of the largest medical clinic groups in Canada. Services include Family Practice and Walk-In Clinics, In-House Specialists, professional staff including Nurses, on site lab, and additional services such as Occupational Health, Physiotherapy, Medical spa and dental services* (all additional services vary per clinic). Choose MCI The Doctor’s Office as your first choice for healthcare. MCI is committed to offering you 365 days of medical care, including extended evenings and weekends. Visit our convenient 25 + locations in the Greater Toronto Area and Calgary! Check our Live Wait Times Online. We try our best to accommodate every patient before closing time, however walk-in registration may close earlier.