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Welcome to Our Practice

At Dental Health & Wellness of Long Island, we offer more than traditional dentistry. We specialize in airway and  wellness dentistry, methodologies that seeks to improve your overall health by maintaining the health of your smile. Since 1984, Dr. Steven Lamberg and his team have provided personalized comfort care to patients in the Northport, NY, and surrounding areas. 

Conveniently located on the north shore of Long Island, our practice is just down the street from the marina. Our office is small enough to provide personal, individual attention, yet large enough to provide all the latest equipment and state-of-the-art technologies.  Dr. Lamberg and the staff at Dental Health & Wellness of Long Island strive to create a light atmosphere where you can feel comfortable during your treatments and routine visits.

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About Dr. Lamberg

Learn Who We Are

  • Dr.
    Steven Lamberg

    Voted Best Sleep Care Center in Long Island, Dr. Steven Lamberg began practicing in 1979. His wellness dentistry can help you and your family achieve better health through comprehensive dental and sleep care.

    As a dentist who builds connections with other medical professionals, Dr. Lamberg is uniquely qualified to offer treatment that benefits every aspect of your health. From treatment for sleep apnea and snoring to teeth whitening and other cosmetic treatments, Dr. Lamberg provides a full range of dental services that can enhance your overall health and well-being.

Dr. Lamberg is a Kois trained doctor and he is currently a Scientific Advisor there.


What Our Clients Say About Us

  • "The staff is so knowledgeable, friendly and thorough! You will love Dr. Lamberg’s insights to your health. If you are looking for a new dental office — this is the place to go!"
    Sarah W.
  • "I’ve been going to Dr Lamberg for years and he’s always given me and my family top notch care. He’s smart, upbeat, and takes the time to talk to you and get to know you... You can tell he loves what he does. The office is clean and bright and the people that work with him are super friendly and helpful. Bravo!"
    Meredith S.

Featured Articles

Read about helpful topics

  • Veneers

    Teeth that are badly stained, shaped or crooked may be improved by a veneer placed on the surface of the affected teeth. Veneers are thin pieces of porcelain or plastic cemented over the front of your teeth to change their color or shape. Veneers are used on teeth with uneven surfaces or are chipped, ...

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  • Fillings

    Frequently asked questions: dental fillings Are dental amalgams safe? Is it possible to have an allergic reaction to amalgam? Is it true that dental amalgams have been banned in other countries? Is there a filling material that matches tooth color? If my tooth doesn't hurt and my filling is still in ...

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  • Overview

    Pain can occur in any number of places in your mouth: teeth, gums, roots, the palate, tongue and jaw. Cavities are a common culprit causing pain. Untreated cavities can impact nerves because of infections of the tooth and gums. Impacted and abscessed teeth and sore jaws from teeth grinding are other ...

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  • Sealants

    Sealants are liquid coatings that harden on the chewing surfaces of teeth and are showing a great deal of effectiveness in preventing cavities—even on teeth where decay has begun. The pits and grooves of your teeth are prime areas for opportunistic decay. Even regular brushing sometimes misses these ...

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  • Your Rights and Responsibilities as a Patient

    Patient Rights You have a right to choose your own dentist and schedule an appointment in a timely manner. You have a right to know the education and training of your dentist and the dental care team. You have a right to arrange to see the dentist every time you receive dental treatment, ...

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  • Introduction

    Does mercury in the silver fillings in your mouth pose any long-term health risks? Does fluoride, in spite of everything we've been told since childhood, actually cause more harm than good? What does the latest research reveal about tobacco use on your overall oral health? This section is dedicated ...

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  • Oral Piercing

    Oral piercings (usually in the tongue or around the lips) have quickly become a popular trend in today’s society.  With this popular trend, it is important to realize that sometimes even precautions taken during the installation of the piercing jewelry are not enough to stave off harmful, long-term ...

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  • Scaling and Root Planing

    Some cases of acute periodontal (gum) disease that do not respond to more conventional treatment and self-care such as flossing may require a special kind of cleaning called scaling and root planing. The procedure begins with administration of a local anesthetic to reduce any discomfort. Then, a small ...

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  • Medications

    Some dental procedures, such as tooth extractions and oral surgery, may call for our office to prescribe medications before or after a procedure. These medications are used to prevent or fight an infection, or to relieve any post-operative discomfort and pain. For these reasons, it is extremely important ...

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  • Toothaches

    Simple toothaches can often be relieved by rinsing the mouth to clear it of debris and other matter. Sometimes, a toothache can be caused or aggravated by a piece of debris lodged between the tooth and another tooth. Avoid placing an aspirin between your tooth and gum to relieve pain, because the dissolving ...

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Hours of Operation

Our Regular Schedule

Primary Location


9:00 am-6:00 pm


9:00 am-7:00 pm


9:00 am-3:00 pm




9:00 am-3:00 pm