Now Offering BOTOX Cosmetic!

Welcome to Diamondhead Dental Clinic!

Thank you for visiting the website of Diamondhead Dental Clinic, the office of Dr. Duncan Matheson, III and Dr. Duncan Matheson, IV. Conveniently located in Diamondhead, Mississippi, our goal is to help you achieve and maintain a healthy, beautiful smile for life!

Our comprehensive dental services include preventative services, general dentistry services, crown and bridge restorations, cosmetic dentistry, same-day crowns, root canal therapy, dental implant restoration, dentures and denture repair, night guards, extractions, teeth whitening, and a range of restorative procedures. We also offer the latest in dental technology including digital X-rays and same day CAD-CAM crowns. When you come to us, you can feel completely at ease while achieving the optimal oral health that everyone desires in order to look and feel their best!

We appreciate your interest in our services and the trust you have placed in us. Please contact us if you have any questions about Diamondhead Dental Clinic.

Meet Our Doctors

Learn Who We Are

  • Dr.
    Duncan F. Matheson, IV, D.D.S.

    Dr. Duncan Matheson, IV grew up on the Mississippi Gulf Coast and would not live anywhere else! He moved to Diamondhead in February 1979 and went to St. Stanislaus for his high school education. Dr. Matheson received his Bachelor of Science degree in Biology from the University of Southern Mississippi and his Doctorate of Dental Surgery degree from the University of Toronto.

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  • Dr.
    Duncan F. Matheson, III, D.D.S.

    Dr. Matheson has resided in Diamondhead since 1979. In 2003, Dr. Matheson welcomed his son, Duncan, as a partner in the Diamondhead Dental Clinic. The Mathesons' younger son, David, is married and also lives in Diamondhead.

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  • "The best dental experience I’ve had. They all made me feel comfortable and fully explained everything they would be doing during the process 100% recommend."
    Ashley B.
  • "I’ve been to dentists my entire childhood, and have had all but 1 of my baby teeth extracted. That being said diamondhead dental clinic is the MOST professional and polite dental professional I’ve ever seen."
    - Brandon D.
  • "Not only do we recommend this practice to others, we have friends who have used them in an emergency who also recommend them. Super friendly staff. They're not the closest location to us, but they have always done right by us and I have no desire to try to find anyone else."
    -Dana E.

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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Our Location

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Hours of Operation

Our Regular Schedule

Primary Location


8:00 am-5:00 pm


8:00 am-5:00 pm


8:00 am-5:00 pm


7:00 am-2:00 pm


9:00 am-12:00 pm