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Dentist Honolulu, HI - Garrett T. Hayashi, DDS

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If you are looking for a caring, qualified dentist in Honolulu, then look no further. From your first contact with our office, you will notice that Garrett T. Hayashi, DDS is not your typical dental office. We've worked hard to build an exceptional team of dedicated, caring and experienced dental professionals committed to the dental health of you and your family.

At Garrett T. Hayashi, DDS, your comfort and confidence are just as important as your teeth. That's why we take great care of both the smile and the person behind it. Our mission is to provide the highest quality dentistry and patient care available from a dentist in Honolulu. We offer a full range of treatment options that can be personalized to meet your unique needs and expectations.

To learn more, check out the rest of our website for helpful practice information, including dentist and staff bios, service details, patient education resources and directions to our Honolulu office. We want your first visit to be more about getting to know you and less about paperwork, so we recommend completing your new patient forms online in advance of your initial appointment.

We always welcome new patients of every age. Whether you are new to Honolulu or seeking an improved dental experience, we invite you to call our Honolulu office for additional information.

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Our Location

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Hours of Operation

Our Regular Schedule

Garrett T. Hayashi, DDS

Monday:

8:00 am-6:00 pm

Tuesday:

8:00 am-6:00 pm

Wednesday:

8:00 am-6:00 pm

Thursday:

8:00 am-1:00 pm

Friday:

Closed

Saturday:

Closed

Sunday:

Closed

Meet Dr. Hayashi

  • Garrett T. Hayashi, DDS

    Graduate of Mid-Pacific Institute 1985
    Eagle Scout Troop 329, Kaneohe, HI 1985
    Graduate of University of Washington Dental School 1993
    Active member of American Dental Association since 1997
    Patient’s often wondered silently why I got into Dentistry. Sometimes they ask... Read more about the Doctor

Testimonials

What Our Clients Say About Us

  • "Visiting Garrett T. Hayashi, DDS gives my family and me more reasons to smile."
    The Johnson Family
  • "Dr. Hayashi provided me with excellent care when I needed it the most."
    Jennifer R.

Featured Articles

Read about helpful topics

  • Tooth Decay Prevention

    What is tooth decay? Tooth decay begins with the Streptococcus mutans bacteria. These bacteria join with food particles and fluids in the mouth to create plaque, a constantly forming biofilm which sticks to the surface of tooth enamel. The bacteria in plaque convert the sugars in our foods into lactic ...

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  • Root Canal Treatment

    Every tooth has two sections: a crown, the visible part of the tooth above the gum line, and one or more roots, which anchor the teeth within the jaw. Each tooth has three basic layers: an outer layer of hard enamel (which protects the crown) or cementum (which covers the root), a middle layer of softer ...

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  • Fillings

    The bacteria in plaque produce acids that erode tooth enamel, eventually creating a hole, or cavity, in the tooth surface. Left untreated, this decay can spread to the interior of the tooth, and might lead to the need for a crown, a root canal, or even extraction. When caught early, your dentist can ...

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  • Veneers

    A dental veneer is a thin, durable porcelain shell that is custom-fabricated to cover the front of a tooth. Veneers can restore the appearance of teeth with chips, cracks, and stains, can close small gaps between the teeth, and can reshape misshapen or slightly misaligned teeth. Veneers are a popular ...

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  • Educational Videos

    Take a few minutes to watch our educational videos and learn more about different dental treatments and procedures. Video topics include general & cosmetic dentistry, Implants, oral health and hygiene, orthodontics and preventative dentistry. ...

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  • Laser Decay Diagnostics

    Using lasers, dentists can detect tooth decay that is not yet visible and would otherwise be undiagnosed using traditional methods. Laser cavity detection is based on the fact that healthy tooth structure reflects light, or “fluoresces,” differently than does decayed tooth structure. Teeth with decay ...

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  • Laser Dentistry

    Lasers direct a controlled force of energy that can remove or alter bone and tissue. By applying varying wavelengths of energy, dental lasers are used to detect and treat a myriad of oral health issues, including detecting oral cancer and treating small cavities. There are two different types of dental ...

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  • Same-Day Crowns

    A tooth that has been structurally damaged by decay or trauma sometimes needs to be crowned or “capped” so that it can look good and function properly again. A crown is a durable covering that is custom-made to fit over the entire tooth from the gum line up. Getting a crown used to mean multiple ...

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  • Digital X-Rays

    X-rays are one of the most important parts of a dental exam, and can help medical professionals detect problems long before they are visible to the naked eye, including early tooth decay, gum disease, abscesses, and abnormal growths. Benefits of Digital X-rays Easy to obtain Digital X-rays are obtained ...

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  • Intraoral Camera

    Slightly bigger than a pen, an intraoral camera is an innovative tool that can take up-close pictures of teeth, gums, and other hard-to-reach places in the mouth. Intraoral cameras can help dentists detect dental issues like tooth decay, periodontal disease, and oral cancers. Benefits of using an intraoral ...

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