fax : 909-980-0258
4190 E 4th St
Ste C
Ontario, CA
91764
We accept and honor most dental insurance plans (PPO & HMO). The following are just a few of the dental insurance carriers we’re providers for:
Dentist
DDS
Oral Surgeon
DDS, MD
Dentist
DDS
Endodontist
DDS
Periodontist
DDS
Orthodontist
DDS
Hygienist
RDH
Office Manager
This is my second time going and having work done. Dr Loomba is special! She has a gentle approach and a very professional office. I had major work done both times and she did a wonderful job. You can tell she strives for perfection and…
READ MOREAmazing friendly staff!!! Called because I had an emergency and they were able to take me in on the same day. They are really opened on Saturday. Definitely finishing my treatment here and I will be bringing my family as well. Thanks Marsha
READ MOREI had a great visit at Ontario Smiles Dentistry. Everyone was very kind, and worked with me patiently on my options for treatment.
READ MOREBest dentist ever i got love for everybody here, cant say that about any other dentist
READ MOREAmazing staff. Had a very loose tooth causing discomfort. I’m from out of town and a trucker, so hard to be seen out on the road. They got me in right away and taken care of.
READ MOREI've been coming to Dr. Loomba for years, she's wonderful and her staff is friendly. Highly recommended.
READ MOREI have my whole family here and we love how friendly the staff is. I came to see Dr. Ramia to do a deep cleaning and she did a fantastic job! We've been coming here for a couple of years now and we see that they care a lot for their patients!
READ MOREDr. Yoon was the bomb dentist. She is so nice and friendly and does a wonderful job. Marsha was great too! This is a great place to get your teeth taken care of. Made me feel less anxious about the procedures. Thank you 😊
READ MORELove this place. The staff are all very kind and helpful. I've had 5 hour sessions of drilling, cementing, and scraping at this office and managed to actually have a good time. 5 stars all around. Edit to include names: Ilena, Ramia, Dr.…
READ MOREAmazing dental office got me in fast and easy perfect office to start with environment and care is excellent
READ MOREThe staff is very professional and friendly. I love that I can get everything done at one location. They use very up to date procedures. They are the best!!
READ MORETech, Maria was very helpful and pleasant. Enjoyed all the experience from front office with the appointment text reminders and all the doctor advice. Be kind to all
READ MORELove em! My dentist Ramia! She cares! Appriciate her very much! My first dentist and hoping to be my last!
READ MORELove their customer service. Dr. pays attention to my concerns and addresses them. Always a great experience
READ MOREOntario Smiles has been my dental care place for many year’s. I used to have such a hard time finding a dentist where I felt understood, safe and cared for. I stayed with Ontario Smile’s once I found that Ontario Smiles fulfills all my dental…
READ MORELove this place. They are very good at explaining what is going on in my mouth and what they are looking for. Lets me know they are well versed and really know what they’re talking about.
READ MOREDr. Loomba and her staff are very caring and gentle.The are all professional in every way.They make you feel comfortable and at ease.I have nofear recommending anyone to this dental office.
READ MOREThe entire staff at Ontario smiles is truly the best and let me tell you I have experience with dentists! (Poor genetics). They are experts at what they do but I have to give the cake to Maria (Mari). She is AMAZING. Made me feel sooo welcomed,…
READ MOREAmazing experience. Very welcoming. Very timely and organized. Whole office was on one page. Very pleasant
READ MOREBEST dentist I've ever been to! I used to be the type of person who couldn't even step foot in a dentist's office without having a panic attack, but the staff at this office made me feel so safe, comfortable, and cared for. I have had several…
READ MOREFast and Easy. Appointment are done quickly and correct. All the workers are professional and kind.
READ MOREStraight to the point very friendly staff, I recommend them, quick and easy, underrated dentistry in my opinion.
READ MOREEveryone was super friendly and nice. My daughter was a little scared but Maria was super awesome with her, she explained everything she was going to do to her. Made my daughter feel comfortable.
READ MOREVery friendly and helpful. I struggle with anxiety especially with doctors but I left feeling that I am in good hands
READ MOREI love this dentist! The Dr is so kind and the office is clean! Marsha and Mariela are the sweetest. I'm normally so terrified of the dentist and they just make me so comfortable.
READ MOREToday was my first time here, and let me tell you that I had one of the best dentist experience I’ve had in a long time. I was treated with kindness from beginning to end. Marcia is so sweet! She helped me through the sign in process and…
READ MOREMaria helped me with X-rays while running from room to room so thankful for her help
READ MOREAmazing staff members, kind and always willing to work with my schedule, all my family attend this location and I highly recommended to friends and Family! Ramia (Hygienist) goes above and beyond to deep clean my teeth, Believe me once you get…
READ MOREMy entire experience here has been 5 ⭐️ From Mariela at the front desk to the Dental assistant Eileen (who by the way is very kind and informative and thorough) as well as the dental hygienist, the actual dentist Dr. Loomba and all of her…
READ MOREI get really anxious about going to the dentist, but the team here is so amazing and they always make sure I feel safe and heard. They definitely advocate for me every time! Such a great team!
READ MORETook me at the very last minute the day after this last Christmas and took care of me or rather took care of my tooth that was killing me. Very professional very polite and did great work.
READ MOREIf you’re ever in need of a dentist office. This office is the place to go. The staff is great, customer service is a 10 . My dentist was very patient she explained everything step by step with me. I went in so nervous from a bad experience at…
READ MOREThe office was so friend and the dentist walked through any issue with pictures to jell explain what was going on
READ MOREDoctor is very attentive to your dental needs. She makes it an issue to go over the procedures. Offers payment plans that affordable. I highly recommend.
READ MOREProfessional specialist, staff and office manager. They try to accommodate you to the best of their ability. Sometimes in Saturday for full time workers is a relief. High quality services, trustworthy denstist and hygienists. We are glad to have…
READ MOREThis is my first visit here and i've never felt more comfortable at any dental office than here. All the staff were very friendly and helpful. Dr. Loomba listened to my concerns and took the time to explain things to me. Nick the office…
READ MOREHave been going to Ontario Smile for many years and they are very professional and do great work. Would recommend to everyone. Thanks for great service
READ MORENever thought I would ever say this I don’t mind coming to this dentist office. I would give them a 5 star rating but the wait time seems to be getting worse from when I started coming here 2 years ago. Overall everyone has great customer…
READ MOREGreat customer service at the front desk. I have been bringing my mother here for a few months and the Dr. has really been great. I work on weekdays so it has been hard to bring my mother during the week for an appointment and so the Dr. offered…
READ MORELoved coming to this office ! Great Doctor and Staff, they all really are concerned of your needs and are very helpful .
READ MOREAt smiles dental that are considerate and they try to go above and beyond to make you happy and my daughter got her first root cornel and she said it was pain free..
READ MOREAwesome dentist we were late and still seen us very welcoming easy financing and reasonable payments
READ MOREMy experience is always great at Ontario Smiles. Carlos and Dr. Loomba are awesome! I definitely recommend this office.
READ MOREI've had anxiety about going to the dentist for years but Dr Loomba, Carlos, Brenda and staff have been so friendly, gentle and patient with me. Wish I'd come here years ago!
READ MOREIt was a really great experience, the staff was great specially Carlos and Brenda they have great knowledge and they helped me alot thank you guys..
READ MOREFirst time visiting this office, all of the staff was very pleasant and helpful. Carlos and Jaycia walked me thru every procedure and explained all of my treatments to me which helped calm my nerves for the process. Usually I dread going to the…
READ MOREOn my first visit to the dental office, Dr. Sandu and Robyn Johnson where amazing. They were so courteous and rofessional. I was at ease the entire time I was there. They work they did was awesome. I am so pleased with them that I am moving my…
READ MOREDr. Gill is an artist at her craft. But the staff is amazing and professional. Carlos A was more than hospitable he went above and beyond. Also while he was doing my x-ray another patient of his came to say thank you. As a manager of a…
READ MOREI am an over the road trucker that woke up with a chipped tooth this morning. I called into the office and instantly felt like I was a regular customer. I was treated so nicely that I knew I had made the right choice right away. Upon arrival, I…
READ MOREI really enjoyed my first time visit here at the Dental Office, Carlos made me feel secure and comfortable explained every process with professionalism and the office team made me feel welcome. Doctor Lima was really professional about her work.…
READ MOREGreat service good prices great staff Carlos was very helpful and dr dipti loomba
READ MOREThis is office is awesome! I like how the assistant Jasmine took care of my X-rays, Dr. Ram was very gentle and constantly asked how I was feeling. Carlos assisted as well and made sure my temporary crowns were perfect. Last but certainly not…
READ MOREOntario Smiles is amazing!!! My second visit here and it was just like the first one. I want to thank the assistants Maria and Carlos for being so friendly and making sure I was taken care of. Dr. Gill and OM Renee is so awesome!!
READ MOREExcellent place! Office girls, doctors and staff are extremely friendly, professional and competent. I recommend this dentist.
READ MOREThe staff was very friendly. The employees look like they love their jobs. The dentist was very professional. I will recommend this office to all my family members. Thank you Ontario Smiles
READ MOREAppointment today was fine. Deep cleaning was not as bsd as i thought it would be. Everyone were very friendly .
READ MOREEveryone is very polite and courteous and especially Alma was very helpful.
READ MORECarlos did an OUTSTANDING job making my onlays for my teeth, they fit perfect! Best dentist in California 😬
READ MOREI have good customer service, and the dentist have been awesome with my kids too.
READ MOREMade an appointment to be seen on same day for a painful wisdom tooth than needed to be looked at. I was treated very well from start to finish and they explained every step clearly from the X-Rays to getting the tooth pulled (instant…
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