e.s.i. Healthy Dentistry
e.s.i. Healthy Dentistry
Dentist

e.s.i. Healthy Dentistry

★★★★★ 5.0 (431 reviews)
42 Terry Rd, Smithtown, NY 11787

About e.s.i. Healthy Dentistry

e.s.i. Healthy Dentistry is a trusted dentist in Smithtown, NY, offering comprehensive and cosmetic dental care. The practice specializes in advanced procedures including sedation dentistry, dental implants, and Invisalign, with a focus on patient comfort and cutting-edge technology. Patients can find services such as children's dentistry, wisdom tooth extraction, restorative dentistry, and CEREC same-day crowns. Conveniently located in Smithtown, the practice serves families throughout Suffolk County and the greater Long Island area. Contact e.s.i. Healthy Dentistry today to schedule an appointment and experience exceptional dental care in a tranquil setting.

What Customers Are Saying 20 reviews

YV
Yvonne Yakaboski Google
★★★★★
Apr 4, 2026
Forever grateful for e.s.i. Healthy Dentistry! Everyone here is so supportive and kind. My son was traumatized from a previous dental experience, but after bringing him to Smithtown, he actually looks forward to going to the dentist now. They always get him in when needed. Highly recommend their pediatric care and sedation options if your kid is nervous—they really know how to handle kids.
Owner Response
Thank you for trusting us with your son's dental care. We're so happy he now enjoys his visits to e.s.i. Healthy Dentistry in Smithtown. Our team loves providing gentle pediatric care and sedation dentistry for anxious patients. See you both soon!
JA
Jacqueline Filasky Google
★★★★★
Apr 4, 2026
Been going to e.s.i. Healthy Dentistry in Smithtown since my braces days as a teen, and now at 26 I can honestly say I've never left their office in pain or feeling unheard. That level of care is rare, and it's why I've stuck with them all these years. Dr. Kilimitzoglou and Dr. Patrie are amazing, and the whole team makes comfort a top priority. Every visit is thoughtful, gentle, and professional. Couldn't ask for better comprehensive dentistry in Smithtown.
Owner Response
Jackie, thank you for your loyalty over the years. It's a privilege to care for you and your family at e.s.i. Healthy Dentistry in Smithtown. We always aim for a comfortable experience with comprehensive dentistry. See you next time!
MA
marie miceli Google
★★★★★
Apr 4, 2026
Dr. K is the best! He explains everything he's doing, and his goal is excellent, pain-free care—and he achieves it every time. No anxiety about appointments here. The staff is super pleasant and helpful too. If you're looking for a dentist in Smithtown, this is the place for restorative dentistry and more. Thank you all!
Owner Response
Marie, you're a gem! Thanks for the kind words. We love having you as a patient at e.s.i. Healthy Dentistry in Smithtown, and we'll always take good care of you with pain-free restorative dentistry. See you at your next visit!
KE
Keith Tucci Google
★★★★★
Mar 5, 2026
Had an incredible experience at e.s.i. Healthy Dentistry in Smithtown. The whole team is professional, welcoming, and clearly cares about their patients. From the moment I walked in, I felt in great hands. Top-tier service and excellent clinical care—especially their cosmetic dentistry options. Highly recommend to anyone looking for a great dental team!
Owner Response
We're so glad you had a great experience with us! At e.s.i. Healthy Dentistry in Smithtown, we strive to make every patient feel welcome. Thanks for recognizing our cosmetic dentistry efforts. Hope to see you again soon!
L
L V Google
★★★★★
Feb 3, 2026
My whole family has been going to Dr. K for about 20 years! He's the best, and Jackie the hygienist is always great. Don't hesitate to go—you're in the best hands for comprehensive dentistry in Smithtown.
Owner Response
Thank you for your 20 years of trust! We love caring for your family at e.s.i. Healthy Dentistry in Smithtown. Dr. K and Jackie are dedicated to providing top-notch comprehensive dentistry. See you at your next appointment!
RA
Raymond Castronovo Google
★★★★★
Jan 4, 2026
Another perfectly smooth sail with Dr. K and the wonderful staff at e.s.i. Healthy Dentistry. Having this group care for my teeth has been the best experience by far. Thanks to all of you, and Merry Christmas/Happy New Year! They offer everything from cleanings to Invisalign in Smithtown—can't recommend enough.
Owner Response
Ray, you're a breath of fresh air! Always a pleasure to have you in the office at e.s.i. Healthy Dentistry in Smithtown. Thanks for the raving review—happy holidays to you too! See you for your next Invisalign check.
CH
Cheryl M Google
★★★★★
Dec 5, 2025
Jackie is the best! I've been going for several visits now without any anxiety meds or sweet air—huge for me. Dr. Patrie is amazing too. Zero judgment, nothing but support. If you're looking for sedation dentistry alternatives in Smithtown, this is the place. Highly recommend!
Owner Response
Thank you for sharing your experience! Your trust means everything to us at e.s.i. Healthy Dentistry in Smithtown. We're proud to offer sedation dentistry options that help you feel at ease. See you next time!
DA
Daniel Avila Google
★★★★★
Nov 5, 2025
Excelente service, everyone is kind and able to help. Dr Patrie is wonderful, he takes his time to get the job done. I love ESI Healthy Dentistry. They are honest and care of people, highly recommended.
Owner Response
We are overjoyed to hear about your excellent experience! Thank you for recommending our honest, caring team.
JO
Jodi Good Google
★★★★★
Nov 5, 2025
Without question the best dentist I've ever been to. I'm highly anxious, but Dr. K made me feel so comfortable. I didn't even feel the novocaine shot—seriously. They had no issue with my mom in the room (I'm in my 30s), and he listened to my concerns about fluoride without judgment. Walked me through every step of my filling, which took about 8 minutes. Highly recommend for restorative dentistry in Smithtown.
Owner Response
Jodi, it was so great to meet you! Thanks for trusting us at e.s.i. Healthy Dentistry in Smithtown. We're glad we could make your restorative dentistry experience comfortable and pain-free. You're a gem!
JU
Julia Gallo Google
★★★★★
Oct 6, 2025
By far the best dentist I've ever been to. If I could rate beyond 5 stars, I would. Every single person in that office is so sweet and kind—they genuinely care. My family lives in South Carolina but still travels back to NY for Dr. K. Don't look any further for cosmetic dentistry in Smithtown—this is the place.
Owner Response
Julia, it was so good to see you again! You have a gorgeous smile and a radiant spirit. We're always here for you at e.s.i. Healthy Dentistry in Smithtown. Thanks for traveling so far for your cosmetic dentistry—we appreciate you!
AL
Alpha Omega Auto Body Google
★★★★★
Oct 6, 2025
My family and I have been going to Dr. K for the last 15 years. Throught this time my now adult sons which live in Boston and Manhattan still travel home to have Dr. K take care of their dental health. He and his staff are caring, compassionate, professional, and highly knowledgable of their patients needs. I would never use anyone else and highly recommend him as an exceptional family dentist
Owner Response
John. I really appreciate you taking the time to write this powerful review. You know I care about you and your family. I will always give you my very best. Thank you for your trust and confidence. Jimmy Kilimitzoglou
RI
Richard McMullen Google
★★★★★
Oct 6, 2025
I've been going to e.s.i. Healthy Dentistry for years and never had a bad visit. Cleanings, checkups, extractions—all pleasant and pain-free. Jackie does my cleanings and she's the best. Dr. K is not only a top-tier dentist who explains everything, but he's also one of the nicest guys I've met. He makes sure you're comfortable and pain-free. I highly, highly recommend this group for wisdom tooth extraction and more in Smithtown.
Owner Response
Rich, I'm humbled by your incredible review. Your trust means everything to me at e.s.i. Healthy Dentistry in Smithtown. We always customize treatment to your needs, whether it's wisdom tooth extraction or routine care. Thank you for your phenomenal feedback!
MA
Maureen Polizzi Google
★★★★★
Oct 6, 2025
Jackie is absolutely fabulous. I've been going to her for years. She's talented, thorough, professional and has a wonderful personality. She's definitely the best hygienist I've ever been to. I highly recommend her!
Owner Response
Thanks for the wonderful review! We're thrilled you've had such a positive experience with our team over the years.
DA
Danielle Roberts Google
★★★★★
Oct 6, 2025
I am blown away by the care Dr. Jimmy has put into his training, practice and patients. The experience was timely, and welcoming. They strove to meet as many of my goals as possible in each session and were gentle and thorough.
Owner Response
Danielle, it is my distinct honor and privilege to have you under my care. When you are here you are more than our guest. We will take care of you as if you were our sister. Thank you for taking the time to write this powerful review. Jimmy Kilimitzoglou
LE
Leigh Lebow Google
★★★★★
Oct 6, 2025
The entire team is so kind and exceptionally caring. Always looking to make sure you’re comfy and explains everything along the way Dr K and Anna (hygienist) are simply the best!!
Owner Response
Leigh. It was great seeing you. Thank you for taking the time to write such a great review. I always appreciate your trust and confidence for all these years. Jimmy Kilimitzoglou
LJ
LJ Google
★★★★★
Oct 6, 2025
Dr. K is amazing!!!! Always so professional and is constantly checking in on his patients as he’s working on any issues. Not only is he amazing, his staff are great and the office is super clean.
Owner Response
LJ. We appreciate your kind words. We will always take care of you with the utmost professionalism and compassion Jimmy Kilimitzoglou
CL
Claire Leibowitz Google
★☆☆☆☆
Sep 6, 2025
I took my daughter who has a disability, to Dr. K for dental work under anesthesia. I have already paid over $6,000, and we were finally at the last stage with just two crowns to complete. At a prior visit, I gave her a tiny piece of lorazepam, and the crown was placed successfully with no issues. Dr. K never mentioned there was a problem. But when it came time for the second crown, he had ordered the wrong size — it was too big — so he couldn’t complete the work that day. We had to wait for the correct crown to come in and return for another appointment. At this most recent visit, when the correct crown was finally available, he asked if I had given her lorazepam. I said no, because I didn’t think it was necessary. He said he would give her something “to take the edge off.” His nurse then brought out a large cup of pink liquid — which I later learned was midazolam. My daughter is only 90 pounds, and I was alarmed at the large amount being pushed on her. I allowed her just a few sips before stopping, but the nurse insisted that I give her the entire cup and pressured me to continue. I refused, but even with just a portion, the sedation hit her hard. After the procedure, my daughter came out in a wheelchair, extremely wobbly, unable to stand or walk on her own. I was horrified — I had never been told this was a possibility. As her mother, I had the right to know that she would be so heavily drugged. When I tried to question Dr. K about this, he became aggressive, raised his voice, and told me he could not have done the procedure without it. He even made her attempt to stand to “prove me wrong,” though she was clearly unsteady. He then stormed off and slammed the door. His behavior was unprofessional, disrespectful, and frightening in the context of treating a vulnerable patient. If Dr. K could not safely perform this procedure without administering such a high dose of midazolam to a 90-pound girl. and pressuring me to make her drink it all he should have been honest from the start. Parents, especially those of children with special needs, deserve full transparency, respect, and safe medical care. My experience was the complete opposite, and I feel an obligation to warn others.
AL
Aleksandra Cacic Google
★★★★★
Aug 7, 2025
Dr. Patrie was absolutely awesome! He was extremely professional, took the time to explain everything clearly, and made the entire process easy and stress-free. I truly appreciated his calm and caring approach—it made a big difference. Highly recommend him to anyone looking for a great dentist who genuinely cares about his patients!
Owner Response
Aleksandra thank you, your kind words about our professional and caring approach mean everything to us!
AN
Anna Slowik Google
★★★★★
Aug 7, 2025
Dr. K is amazing, caring, professional and highly skilled dentist. His personalized attention and emphasis on patient comfort make this practice exceptional. All staff from front desk to dental assistant is very polite, kind and accommodating. Very welcoming. I’d give 10 stars if I could. I can not recommend this practice enough!
Owner Response
Anna. I am absolutely humbled by your powerful words and your honest sentiments. It is truly my privilege to care for you and your family. Thank you for your trust and confidence. I really appreciate your high impact review. Jimmy Kilimitzoglou
AJ
AJ 110 Google
★★★★★
Jul 8, 2025
Dr K and his entire staff always create a great experience! Their modern office is always clean and welcoming, and the staff is friendly and professional. He takes time to explain everything clearly and makes sure I’m comfortable during each visit. I really appreciate the quality of care and attention to detail. Highly recommend!

Offerings

Bonding Bridges CEREC Restorations Children's Dentistry Comprehensive Dentistry Cosmetic Dentistry Crowns Dental Implants Invisalign Laser Treatments Pediatric Care Restorative Dentistry Sedation Dentistry Veneers Wisdom Tooth Extraction

Service Options

Accepts new patients Appointment required Appointments recommended Credit cards Debit cards NFC mobile payments Onsite services Payment plans Pediatric care Restroom Sedation dentistry Wheelchair accessible entrance Wheelchair accessible parking lot Wheelchair accessible restroom

Business Hours

Monday 8:00 AM to 7:00 PM
Tuesday 8:00 AM to 7:00 PM
Wednesday 8:00 AM to 7:00 PM
Thursday 8:00 AM to 7:00 PM
Friday 8:00 AM to 2:00 PM
Saturday Closed
Sunday Closed

Location

42 Terry Rd
Smithtown, NY 11787

Service Areas

Smithtown, NY

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