Marcos Ortega DDS photo 1
Marcos Ortega DDS photo 2
Marcos Ortega DDS photo 3
3 photos

Marcos Ortega DDS

Hillcrest practice offering tooth decay treatment

Closed
(619) 295-4545WebsiteUpdated Aug 13, 2026

About Marcos Ortega DDS

Based on Walnut Avenue in the Hillcrest area of San Diego, California, Marcos Ortega DDS is a dental practice serving the area. Tooth Decay Treatment is also among the treatments offered here, and the practice can explain what it involves and whether it fits your situation at a consultation.

Beyond any single treatment, most dental visits start with an examination — checking for decay, reviewing the gums, and looking at existing fillings or crowns — often alongside X-rays where there is a reason to look between or beneath teeth. That groundwork is what a dentist uses to explain any findings and set out next steps before you leave.

Routine attendance, roughly every six months for most people, is what actually keeps small problems small. A lot of decay and gum disease develops without any pain in its early stages, which is why regular checkups matter even when nothing seems to be wrong, rather than only booking an appointment once something hurts.

A first appointment at a new practice typically covers a full examination, a review of your dental and medical history, and a professional cleaning, with X-rays if you do not have recent ones. It is also a reasonable time to raise any longer-term concerns, cosmetic or otherwise, so they can be factored into a plan going forward.

Day-to-day oral health still comes down to the basics between visits — brushing twice daily with fluoride toothpaste, cleaning between the teeth, and limiting how often sugary food and drink appear through the day matters more than the total amount eaten at once. Regular professional care is what catches whatever those habits do not.

Digital X-rays are a routine part of dental care because they show what a visual exam alone cannot — decay forming between teeth, bone loss below the gumline, and how developing adult teeth are positioned in children. They use a low radiation dose and are taken on a schedule matched to individual risk rather than at every single visit. Use this page to find contact information for Marcos Ortega DDS and to see its full range of services before getting in touch.

Marcos Ortega DDS offers tooth decay treatment on Walnut Avenue in the Hillcrest area of San Diego, California. The practice is open Monday through Thursday. Use this page to see the full range of treatments listed and to get in touch about an appointment.

Business Hours

Monday
7:30 AM4:00 PM
Tuesday
7:30 AM4:00 PM
Wednesday
7:30 AM4:00 PM
Thursday
7:30 AM4:00 PM
Friday(Today)Closed
SaturdayClosed
SundayClosed

Frequently Asked Questions

Where is Marcos Ortega DDS located in San Diego?
Marcos Ortega DDS is on Walnut Avenue in the Hillcrest area of San Diego, California (92103).
What days is Marcos Ortega DDS open?
Marcos Ortega DDS is open Monday through Thursday. Contact the practice through this page to confirm current appointment times before travelling.
What services does Marcos Ortega DDS offer?
Listed services at Marcos Ortega DDS include Tooth Decay Treatment. The full list is shown on this page.
Can early tooth decay be reversed?
Very early demineralisation, before a cavity has actually formed a hole, can sometimes be remineralised with fluoride and better plaque control. Once decay has broken through the enamel surface, it does not heal and needs to be cleaned out and filled.
What does tooth decay feel like in the early stages?
Usually nothing at all, which is the difficulty. Decay tends to become noticeable only once it approaches the nerve, so a cavity is often found at a check-up rather than because it hurt.
Is it normal for teeth to be sensitive to cold?
Mild, brief sensitivity is common and often relates to exposed root surfaces or worn enamel. Sensitivity that lingers after the cold is removed is more significant and worth having examined, as it can indicate the nerve is involved.

Location

Services Offered

Dental CrownsDental ImplantsRoot Canal TreatmentEmergency DentistryInvisalignVeneersDenturesTooth Decay Treatment

Reviews

242 reviews

Smyleee Rating reflects verified profile signals, reviews, and overall care quality.

See all reviews

Recent Reviews

D
D***1 month ago

I have been going to Dr. Ortega for over two decades. And he delivers awesome service. This is the dentist you can trust.. I need to be sedated sometimes and sometimes not but when it is needed, it’s no problem. He always follows up with health checks after big procedures and if anything funky starts happening, he will get you in right away. I had a lot of dental trauma when I was younger and was deathly afraid of dentists but he took that all away! One thing about the staff is that they are very caring and on top of everything. If there is some problem with your insurance, they will fight for you. Love this place I urge you to come here if you have any kind of dental anxiety. Oh I forgot to mention towards the end of my procedure there was and earthquake!! Everyone remained calm took a few minutes to recover and then things went on as normal! The building was rockin, and they were literally rock stars about it!

J
J***1 month ago
T
T***1 month ago

Dr. Ortega is by far the most skilled Dentist in San Diego. I’d say the BEST in the West Coast.

A
A***1 month ago
L
L***1 month ago

"Heroic dentistry" that's what Dr. Ortega did today. Did another miracle crown lengthening to try to save a tooth in front so I wouldn't need an implant.

t
t***2 months ago

Great experience! Marcos is a true professional. I just had my second visit and could not be happier with the service and results. Marcos is knowledgeable, honest, and extremely professional. I would highly recommend him to anyone looking for a competent dentist.

J
J***2 months ago

This place really is great especially if you have awful anxiety. From the first phone call with Jill who made things easy and she was so kind. The dental assistant was quick and got done what needed to be done. The dentist was honest, upfront, no judgement, quickly got to work fixing my tooth. But on top of it he was aware of my anxiety issues, checked on me a lot to make sure I was doing good and talked me through everything. I spent hours combing through San Diego dentists looking for ones who handled patients like myself but were also trustworthy and honest. This is the place to go. They are all nice, they all make you feel comfortable, the numbing didn't hurt and I just felt at ease which is almost impossible for me to feel at a dental office. If your nervous give this location a chance and get your smile back were you want it. I haven't gone to a dentist in 8-9 years due to dental trauma as a teenager and my teeth show it. I wish I had found this place sooner but we have to start somewhere. Follow up to my last appointment I had my permanent crown point on and it went perfectly. I was also experiencing high anxiety and the dentist as well had his dental assistant made me comfortable. I was in and out. I can't forget Jill who at every turn is kind and supportive always. Making it easy to make future appointments and just making you feel at home.

T
T***3 months ago

My experience with the entire office of Marcos Ortega was amazing. I called about 8:30 and arrived for my appointment by 9:30, seen by Dr Ortega and decided to proceed with a significant surgery. I was home by 11 and had an uneventful recovery thanks to his honesty, expertise and detailed instructions. Thank you for your kindness and expertise.

B
B***5 months ago

I love my hygienist, Denise, who is so kind and always a joy to be around! I have always appreciated Doctor Ortega's kindness over all these years. I have also felt the warm welcome in the office with everyone!

M
M***6 months ago

Great dental staff with a lot of knowledge and expertise. They truly care about your dental health and offer pragmatic, and gentle suggestions to improve on your daily routines. I like how proactive they are.

Reviews are aggregated from public sources.

Photos (3)

Marcos Ortega DDS photo 1
Marcos Ortega DDS photo 2
Marcos Ortega DDS photo 3