# The McCullough Group

Canonical profile: https://book\.xonark\.com/dentist/the\-mccullough\-group

This is an evidence-backed public directory profile: each fact carries the day it was read. A fact listed as not stated has no supported source; that does not mean the clinic lacks it.

## Facts

- **Hours:** Monday: 7:30am \- 8:00pm; Tuesday: 7:30am \- 7:00pm; Wednesday: 7:30am \- 7:00pm; Thursday: 8:00am \- 5:30pm; Friday: 8:30am \- 1:00pm (read 2026\-08\-30)
- **Phone:** \(905\) 374\-8184 (read 2026\-07\-02)
- **Website:** http://www\.mcculloughgroup\.ca/ (read 2026\-07\-02)
- **Accepting New Patients:** yes (read 2026\-08\-30)
- **Services:** Family Dentistry, Implants, Whitening, Dentures, Dentistry Asleep, Intravenous Sedation, dental implants, cosmetic and restorative dentistry, teeth whitening, complete denture services, smile makeover service, denture repair, oral sedation, children and family practice, Implant Placement and Restoration, Start to Finish\!, Cosmetic Dentistry, General Dentistry, Complete On\-site Denture Service, Dentistry Asleep \(IV Sedation\), Digital X\-rays, Family, Cosmetic and Implant Dentistry (read 2026\-08\-30)
- **Providers:** Dr\. John McCullough \(DDS\), Dr\. Justus Tremblay \(DMD\), Mr\. Joseph Della Marina, Ms\. Cora Long, William \(Registered Dental Hygienist\), Cathy Szigeti \(Registered Dental Hygienist\) (read 2026\-08\-30)
- **Payment Coverage:** most dental plans, Payment in full, payment plan, Interest\-free financing, No Interest Plans for 6 or 12 months, PayBright (read 2026\-08\-30)

Not stated in any supported source: emergency, languages, accessibility.

Address: The McCullough Group, 3690 Portage Rd, Niagara Falls, ON\. Google rating 3\.6 on 15 reviews

## Actions

- Call the clinic — [follow https://book.xonark.com/dentist/the-mccullough-group/book/call_clinic](https://book.xonark.com/dentist/the-mccullough-group/book/call_clinic) (opens the clinic's phone number as a tel: link; nothing to fetch)
- Visit the clinic website — [follow https://book.xonark.com/dentist/the-mccullough-group/book/visit_clinic_website](https://book.xonark.com/dentist/the-mccullough-group/book/visit_clinic_website) (attributed redirect straight to the clinic's own page)

## Sources

- Clinic website, mcculloughgroup\.ca. URL: https://www\.mcculloughgroup\.ca/. Read 2026\-08\-30
- Google Business Profile. URL: https://www\.google\.com/maps/place/The\+McCullough\+Group/data=\!4m7\!3m6\!1s0x405a32560344453b:0x965904b7233ae6a\!8m2\!3d43\.1196392\!4d\-79\.0991308\!16s%2Fg%2F1hc231js8\!19sChIJO0VEA1YyWkARaq4zckuQZQk?authuser=0&hl=en&rclk=1. Read 2026\-07\-02