Massapequa Restorative Dentist | Greater Long Island Dental

How we restore the health of your teeth and gums

At Greater Long Island Dental in Massapequa, our restorative dentists and team provide exemplary service and want to exceed your expectations.

We help you keep your teeth and gums healthy for life. But life happens and sometimes cavities, root canals, lost teeth, and gum disease happen even despite your best efforts.

We offer a variety of high-tech treatment options to fix any problem you’re experiencing and restore your beautiful, natural, and healthy smile. At Greater Long Island Dental, our patients become our family and our community becomes our practice.

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Composite Fillings

These mercury-free fillings look just like your natural teeth. More durable than old-fashioned metal fillings.

Inlays & Onlays

Fix small cavities, chips, cracks, and other issues with non-invasive and durable dental inlays and onlays.

Crowns

After a root canal or dental implant, a crown can restore the shape, function, and appearance of your natural tooth.

Same-Day Crowns

Our same-day crowns look great and save you time. In and out with a finished crown in about an hour.

Bridges

A great alternative to dentures, bridges are a great way to replace missing teeth. Ask your dentist for more info.

Gum Rejuvenation

Avoid the health risks and pain of gum disease with our proven gum rejuvenation therapies.

Implants

The best way to fix missing teeth. Biocompatible implants are the next best thing to your natural teeth.

Dentures

Modern implant-supported dentures are solid, stable, and custom-made for you. Eat, speak, and smile with confidence!

Sedation

No more anxiety or worry. Ask about the sedation dentistry options available at Greater Long Island Dental.

Real smile transformations

See how we’ve helped our patients keep their teeth healthy and happy for life!

View More Smiles!

Our expert team

Experienced restorative dentists, gentle hygienists, and friendly faces are everywhere you look at Greater Long Island Dental. Our #1 goal is to be the very best general dentists in Massapequa.

Our promise to every patient is the same: you’ll be treated with care, respect, and compassion.

Meet Our Doctors

Our approach to general dentistry — anything but ordinary

No other general dentist in Massapequa can match the technology available at Greater Long Island Dental. Our dentists have invested in technology to make your visit faster and more comfortable than you ever imagined possible.

Digital Imaging

Why settle for blurry x-rays? Our 3D imaging system creates high-def scans our dentists use to evaluate your health and plan your care.

No more goopy impressions

If you need a crown or root canal, digital impressions are used to create custom restorations. There’s no need for goopy impressions and temporary crowns.

Single-visit crowns

That’s right! In just a few minutes we can create a durable and beautiful crown that looks just like your natural teeth

Restore comfort, confidence, and strength

An experience worth sharing

1,900+ five-star reviews

- Julie H

From the moment I walked in, the staff made me feel comfortable and welcome. Dr. Backer and Corey were incredibly thorough, explained every step, and truly took their time. I never felt rushed, and the state-of-the-art technology gave me total peace of mind. One of the best dental experiences I’ve ever had.

- Bonnie L.

Dr. Collins and Michelle completely changed my fear of the dentist. They are calm, gentle, and genuinely care about their patients—not just teeth, but people. I always feel listened to, cared for, and treated like family. I leave every appointment smiling.

- Aida L.

This dental office is outstanding. Scheduling is flexible, the doctors are professional and attentive, and the entire staff is compassionate and dedicated. I always feel confident and well cared for here.

- Laura C.

This was my first visit—and an emergency visit at that. The office is immaculate, the staff is amazing, and Dr. Collins took the time to thoroughly explain everything while making sure I was comfortable the entire time. I highly recommend this practice.

- Joanne M.

This was the most professional dental office I’ve ever been to. Everyone was welcoming and smiling, the equipment is state-of-the-art, and Dr. Backer gave me the most thorough exam I’ve ever had. An all-around excellent experience.

- Kristine D.

The entire staff is incredibly friendly and helpful. Jacky made me feel calm and comfortable, and Dr. Woltmann provided expert, pain-free care using top-of-the-line equipment. You are truly in great hands here.

- Volkan T.

From the moment you walk in, your comfort is clearly the priority. The staff is warm, the office is spotless, and Jocelyn went above and beyond to explain everything and ease my anxiety. I actually had a great experience at the dentist and am looking forward to my next visit.

- Kathleen O.

This was my first visit, and I was so impressed. Everything was explained in detail, I never felt rushed, and the entire team was professional and friendly. Dr. Geraci addressed all my concerns, and the staff made the experience seamless.

- Andrew A.

Dr. Collins and Jacky are amazing—gentle, caring, and attentive. They offer thoughtful comforts like stress balls and noise-canceling headphones, and the office is tranquil and modern. I never liked going to the dentist until now.

- L. Gallagher

As a new patient, I had a wonderful experience. The entire team treats you with kindness and respect. Dr. Woltmann and Michelle were terrific—friendly, knowledgeable, and reassuring.

- Celeste H.

I had a minor dental emergency and was seen within two hours. It turned out to be the best dental visit I’ve ever had. Everyone was kind, knowledgeable, and genuinely caring. I was so impressed that I switched to their practice.

- Julianna A.

This was the most thorough dental appointment I’ve ever had. The technology is modern, everything was explained clearly, and Cori was absolutely amazing. If you’re looking for a new dental office, book here.

- Ashley C.

The staff was incredibly friendly, and Jacky made me feel completely at ease. I get very nervous at the dentist, but she talked me through everything and took my anxiety away. Such a kind and comforting experience.

- Terry P.

They were able to accommodate my 99-year-old aunt at the last minute after she lost a tooth. The entire staff was patient, professional, and compassionate. We felt truly cared for, and I’m very grateful.

- Gladys

Dr. Collins and her assistant, Jeremy, are the best. I had a great experience and felt very well taken care of.

- Robert L.

This office goes above and beyond to make patients feel comfortable and informed. In a world of big-box dental practices, this is a place that truly cares and builds relationships. I was very impressed.

- Kaity H.

My son and I had a wonderful experience. The staff is warm and professional, and the office is clean and modern. My 4-year-old felt comfortable enough to go in alone. I never felt rushed and felt genuinely cared for.

- Elaine T.

Always a great experience. The staff is professional and friendly, and Chelsea is excellent for cleanings. My family has been coming here for years and will continue to do so.

- Rich L.

One of the best dental offices I’ve encountered. The staff is accommodating, knowledgeable, and friendly. The atmosphere is clean and calming, and the technology is state-of-the-art. Highly recommend.

Visit our office

Trusted by Massapequa families for over 40 years

Looking for a dentist near you? Visit our modern, welcoming office in Massapequa, designed for comfort, clarity, and efficiency. With advanced technology and a caring team, we make every visit feel easy.

(516) 798-4223

101 New York Ave, Massapequa, NY 11758

Restorative Dentistry Massapequa, NY