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An Experienced, Compassionate Dentist
Catering to All Your Dental Needs

Get to Know Dr. Len Gerken

When it comes to dentistry, we believe there is no one size fits all. We will pursue the very best course of treatment for your oral health and smile.
At Oro Valley Smiles, "It's all about you!"

Patient-Centered Care

At Oro Valley Smiles, we strive to provide all patients with a quality dental experience that is both comprehensive and entirely personalized. Led by dentist Len Gerken in Oro Valley, AZ, our warm, light-hearted team offers ultramodern services in a welcoming and relaxed environment. We believe in the importance of education and take the time to fully explain all treatment options, so patients can make informed decisions about their oral health care. Our goal is to help you and your family enjoy lifelong dental health.

Staff at Oro Valley Smiles

Our friendly team strives to make patients feel comfortable from the moment they step foot in our office.


To develop and foster long-term relationships with each and every patient. To collaborate with our patients and initiate comprehensive plans suited to their oral health and aesthetic goals. Our hope is that our patients are able to keep all their teeth and experience a lifetime of health and comfort. 

Meet Your Trusted Dentist

Dr. Len Gerken
Dr. Gerken

For over 25 years, Dr. Len Gerken has dedicated himself to helping patients achieve optimal oral health. His patient-centered approach to care drives the entire treatment experience.

To ensure the best possible outcome, Dr. Gerken uses the most advanced materials and only time-tested, proven techniques to perform general, restorative, and cosmetic treatments. He espouses the philosophy of minimally invasive dentistry and believes the best thing you can have in your mouth is your own teeth. 

Learn More about Dr. Gerken

Satisfied Patients

Very professional staff and calming atmosphere. I had a tooth extracted yesterday, and they took great care of me. I will be making this my primary location for all dental work!

-Mr. W.

Dr. Gerken and his team were compassionate and efficient. They explained my dental problem, outlined all of my options, and fit me into their busy schedule for same-day emergency treatment. I highly recommend this dental office!

-Julie W.

Featured Procedures

Dental Implants

Dr. Gerken places and restores dental implants, which provide unparalleled support for crowns, bridges, and dentures. We can also perform the All-on-4® technique to restore an entire dental arch with only four implant posts.

Dental Implants

Preventive Dentistry

We adhere to the caries management by risk assessment (CAMBRA) methodology, which enables us to evaluate your risk and minimize the occurrence of decay. Dr. Gerken offers cleanings, exams, and oral cancer screenings.

Preventive Dentistry

Periodontal Care

We offer scaling and root planing, ultrasonic cleanings, and laser therapy. Our dental laser can eliminate compromised gum tissue with minimal bleeding, reduced discomfort, and a shorter recovery time.

Periodontal Care

Our Services

Streamlined, State-of-the-Art Treatment

Dental Technology

We have integrated digital x-rays, soft and hard tissue lasers, and ultrasonic instruments into our practice to deliver state-of-the-art treatments.

Crown being placed on model of implant

Implant Dentistry

Dr. Gerken provides comprehensive implant dentistry services, from preliminary bone grafts to implant placement and custom restoration.


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Let us know how we did so we can continue improving our standard of care.

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The best dental office. Extremely professional and yet very personal, targeted care. They always make me feel so welcome and stress my dental health is of the utmost importance. Dr. Gerken may be the best dentist in southern Arizona. I recommend him to anyone who has fears or qualms about seeing the dentist. You will be absolutely amazed.

-Alexis C.