Orthodontists in Ontario, California
7 orthodontist practices are listed in Ontario. An orthodontist straightens teeth with braces or clear aligners, usually over months of regular appointments.
Questions people ask
How many orthodontists are there in Ontario, CA?
7 of the 210 dental practices listed in Ontario, CA are registered in orthodontics on the federal National Provider Identifier register, as it stood on 3 October 2026. 2 of them are registered in general dentistry as well, so they may take you for everything. Every practice in Ontario, CA is at https://dent-ox.com/dentist-directory/california/ontario.
Should I see an orthodontist or my regular dentist?
Ask a general dentist first: many now do clear aligner cases themselves and will refer the complicated ones on. An orthodontist straightens teeth with braces or clear aligners, usually over months of regular appointments. A general dentist is the cheaper first stop and will refer you on if it is needed.
How do I book with an orthodontist in Ontario, CA?
Tick the practices you like on this page and send one request: it reaches all of them at once, and the ones that have claimed their listing here answer by email. The registry records the specialty each dentist registered under, but not fees, hours or which insurance they take, so ask those on the phone.
What does treatment by an orthodontist cost?
Prices are set by the practice and this site publishes none, because a price a practice has not agreed to is not a price. What the treatment involves and what it usually costs across the country is written up at https://dent-ox.com/patient-guides/how-much-do-braces-cost. Ask the practice for the cost of the first consultation when you ring.