Dr. Diana Swanson, DMD

Endodontists in San Jose, California

4.5 (22)

Category	Endodontists
Address	3535 Ross Ave #302, San Jose, CA 95124
Street	Ross Avenue
Area	San Jose, California
Phone	(408) 265-6501
Google rating	4.5 (22)
Source	Google Maps and public records · listed Sep 23, 2026

Hours

Monday	9 am–5 pm
Tuesday	9 am–5 pm
Wednesday	9 am–5 pm
Thursday	9 am–5 pm
Friday	8 am–4 pm
Saturday	Closed
Sunday	Closed

About Dr. Diana Swanson, DMD

Dr. Diana Swanson is proud to serve the endodontic ( root canal) needs of the Bay Area. Dr. Diana Swanson graduated from the prestigious Harvard Dental School and performed her endodontic residency at the premiere southern California program of Loma Linda. Dr. Diana opened Cambrian Endodontics in 2008.

Dr. Diana Swanson, DMD is an endodontist in San Jose, California. It is listed at 3535 Ross Ave #302, San Jose, CA 95124, which places it among the local businesses of San Jose that residents and visitors turn to when they need this kind of service close by.

Hours are published for 5 days a week. The most common schedule is 9 am–5 pm. It is closed on Saturday, Sunday. Hours in the United States do change around federal holidays and long weekends, so a quick call before a special trip is sensible. You can reach Dr. Diana Swanson, DMD at (408) 265-6501; calling is usually the quickest way to ask about availability, prices or directions. More information is available on its website, cambrianendo.com.

Customers rate it 4.5 out of 5 on Google across 22 reviews.

How Dr. Diana Swanson, DMD compares with other endodontists in San Jose

It shares Ross Avenue with 3 other listed businesses.
Nearest other endodontists: Vicky Nguyen (1.7 mi), Samaritan Endodontics (1.9 mi), San Jose Endodontics: David Chow DDS MS, Gary W Moss DDS, Pavneet Bains DMD MS, Saehee Kim DMD (2.8 mi)

Before your visit

Every US dentist and dental practice has a National Provider Identifier; the NPI Registry shows the provider's specialty and practice address.
Ask whether the practice is in your dental plan's network, and for a written treatment plan with costs before crowns, implants or orthodontics.
Ask how the practice handles dental emergencies outside opening hours.

Latest Google reviews

The 5 most recent reviews shown on Google Maps. Reviews belong to their authors; read all of them on Google.

Angela Vargas 2 months ago

Dr. Swanson and her assistant Taylor are the best team . I’m usually anxiety ridden when I’m in dental offices, but Taylor was so nice and informative about everything every step of the way . Dr Swanson can handle difficult situations really well and she’s all about saving teeth.and she knows her stuff ! I would totally recommend anyone to come here. I am at home resting so far so good.

Evelyn Calleja 5 months ago

Dr Swanson and her team are the utmost professionals with a personal touch. Such a friendly knowledge group and the office is clean with a very welcome environment.

Jaclynn Meg 6 months ago

Amazing! I had a vacation trip coming up in a few days and all of a sudden I needed an emergency root canal. She got me in right away. I was so nervous about my root canal but the staff and Dr. Swanson were incredible. I would definitely recommend Dr. Swanson. Everyone was so great!

Julie Wyss 6 months ago

Dr. Diana Swanson, DMD, and her entire team provide an exceptional experience from start to finish. Everyone in the office is incredibly kind, compassionate, and genuinely caring, which immediately puts you at ease. Dr. Swanson has such a calm and reassuring manner, and she takes the time to explain everything clearly so you always feel comfortable and informed. The entire staff is highly professional and very efficient, yet they never make you feel rushed. You can tell they truly care about their patients and work hard to create a welcoming and supportive environment. What could have been a stressful dental visit felt relaxed and smooth thanks to their thoughtful approach and attention to detail. I’m so grateful to have found Dr. Swanson and her wonderful team. I highly recommend them to anyone looking for a dentist who combines expertise, professionalism, and genuine compassion. ⭐⭐⭐⭐⭐

dorothy palacios 10 months ago

I was so scared and anxious to do my root canal, but Taylor her assistant and Dr. Swanson made sure that is painless and comfortable as it is. You all helped me overcome my fear and I could never ask for another endodontist. Dr. Swanson is so patience with the whole process and Taylor is so sweet, she is a keeper! I am so blessed that Dr. Swanson is my endodontist! Highly recommended!

All reviews on Google ↗

Frequently asked questions

Where is Dr. Diana Swanson, DMD located?

Dr. Diana Swanson, DMD is at 3535 Ross Ave #302, San Jose, CA 95124, in San Jose, California. Use the “Open in Google Maps” button on this page for directions.

What kind of business is Dr. Diana Swanson, DMD?

Dr. Diana Swanson, DMD is listed as an endodontist.

What are the hours of Dr. Diana Swanson, DMD?

Published hours are Monday: 9 am–5 pm; Tuesday: 9 am–5 pm; Wednesday: 9 am–5 pm; Thursday: 9 am–5 pm; Friday: 8 am–4 pm; Saturday: Closed; Sunday: Closed. It is closed on Saturday, Sunday. Hours can change on holidays, so call before a special trip.

Is Dr. Diana Swanson, DMD open on Sunday?

No, Dr. Diana Swanson, DMD is closed on Sunday.

What is the phone number of Dr. Diana Swanson, DMD?

You can call Dr. Diana Swanson, DMD at (408) 265-6501.

How is Dr. Diana Swanson, DMD rated on Google?

Dr. Diana Swanson, DMD has a Google rating of 4.5 out of 5 from 22 reviews.

Does Dr. Diana Swanson, DMD have a website?

Yes, the website of Dr. Diana Swanson, DMD is cambrianendo.com (linked on this page).