Dentist in Port Jefferson, NY

Dental365 - Port Jefferson

656 Main Street, Port Jefferson, NY 11777

Ready to love your smile again?

Personalized care designed to bring out your best, brightest smile.

Schedule Appointment

Or give us a call at (631) 928-9898

4.9 ★★★★★ (143)

Dental365 – Port Jefferson (Formerly Gentle Dental – Port Jefferson)

About Dental365 - Your Dentist in Port Jefferson, NY

We’re committed to making your dental experience comfortable, personalized, and convenient from the moment you walk through our doors. New patients are always welcome, whether you’re seeking routine care, emergency treatment, or a more advanced procedure. Our team delivers high-quality care in a modern, welcoming environment where you can feel at ease, with thoughtful attention, clear communication, and treatment tailored to your needs. With a focus on oral health and overall wellness, we’re here to help you achieve a smile that feels as good as it looks.

Call our office at (631) 928-9898 or book online today to get started.

Cosmetic Dentistry
Dental Cleanings
Endodontics
Implants
Oral Surgery
Sedation Dentistry

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Meet Our Doctors

Dr. Roger Kleinman

Dentist

Dr. Robert Lynn

Oral Surgery

Dr. Nicholas Nicastro

Dentist

Patient Reviews

L. Mulligan

This dental office exceeded my expectations. The doctor was very thorough with my questions and all of the staff members were very friendly which you ...

I am writing this after my first appointment with this dental office. The whole process from making an appointment to going for a checkup and cleaning...

I’ve been coming here for years and never had a problem from seeing a dentist to handling the billing. Everyone is professional & friendly. If you fea...

I found this place to be of the utmost, professional and friendly staff I have ever encountered at a dentist office. I am glad to live local to this o...

About Our Port Jefferson Dental Office

Dental365 – Port Jefferson (Formerly Gentle Dental - Port Jefferson) is your premier destination for comprehensive family dental care in Port Jefferson. Our state-of-the-art dental office offers a full range of services for patients of all ages, from young children to seniors. With a strong focus on advanced dental technology and patient comfort, we are dedicated to delivering high-quality, personalized care in a friendly and welcoming environment. At Dental365 – Port Jefferson, your oral health and overall well-being are always our top priorities.

Patient Experiences

Every aspect of our office environment has been thoughtfully curated to prioritize comfort, trust, and excellence. Our state–of–the–art facility is not only designed to provide top-tier dental care but is also geared towards maximizing convenience for our patients. At our office, patients can expect nothing less than a seamless blend of top-quality dentistry and warm, personalized care.

State-of-the-Art Technology

We take pride in consistently offering our patients access to the most advanced dental technology. From the 3Shape TRIOS intraoral scanners, making impressions easier than ever, and digital CBCT imaging units to soft-tissue lasers and intraoral cameras, we are committed to investing in the best and most comfortable solutions available.

About Our Community

Nestled along the North Shore of Long Island, Port Jefferson is a historic maritime village. The harbor offers scenic views and ferry services. Its bustling downtown area brims with shops, restaurants, and cultural attractions.