PreZen Dental: Herrick Lai, DDS photo 1
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PreZen Dental: Herrick Lai, DDS

Transparent general dentistry on Park Ave South

Closed
(212) 679-4925WebsiteUpdated Oct 26, 2026

About PreZen Dental: Herrick Lai, DDS

PreZen Dental, led by Dr. Herrick Lai, DDS, is a general dentistry practice located in suite 1111 at 381 Park Avenue South in the Gramercy Park and Murray Hill area of Manhattan. The practice offers general dental services with a notable focus on patient communication, clinical transparency, and a non-pressured approach to care.

Preventive services at PreZen Dental include professional dental cleanings and thorough oral health examinations. Dr. Lai takes time with each patient to explain findings and to provide a clear picture of the current state of their dental health. Patients appreciate his willingness to explain what is and is not urgently needed without pushing unnecessary treatments, which is a consistent pattern noted across patient experiences at the practice.

Routine restorative work is available as needed, and Dr. Lai provides referrals for specialty care when required. New patients of all backgrounds and dental histories are accepted, including those who have not seen a dentist in a long time. The practice maintains a clean, well-organized office environment with a calm atmosphere at this Midtown South location.

Couples and families where both partners are patients note that both receive individualized attention during their respective visits. Dr. Lai is described as thorough, knowledgeable, and friendly—and takes the time to listen to each patient’s concerns before outlining a recommended course of action. For patients seeking a dentist who takes a patient-paced approach to care, this practice is a consistent option in the Gramercy area.

381 Park Avenue South is situated between Gramercy Park and Murray Hill, near the intersection of Park Avenue South and 27th Street. The office is accessible via the 6 train at 28th Street and is within walking distance of Madison Square Park, Gramercy Park, Union Square, and the Flatiron area.

Patients in Gramercy, Murray Hill, and surrounding Manhattan neighborhoods looking for a general dentist with clear communication and a non-pressured approach can contact PreZen Dental through this page to schedule an appointment.

PreZen Dental: Herrick Lai, DDS is a dental practice on Park Avenue South in the Manhattan area of New York, offering general dentistry among its listed services. The practice is open Monday through Saturday. You can reach the practice through this page to ask about treatment or request an appointment.

Clinic Details

Insurance

6 plans accepted

Best Known For

General Dentistry

Accepted Insurance

Delta DentalCigna DentalAetna DentalGuardian DentalPrincipal DentalMetLife Dental

Business Hours

Monday(Today)
10:00 AM – 6:00 PM
Tuesday
10:00 AM – 6:00 PM
Wednesday
10:00 AM – 6:00 PM
Thursday
10:00 AM – 6:00 PM
Friday
9:00 AM – 2:00 PM
Saturday
9:00 AM – 2:00 PM
SundayClosed

Frequently Asked Questions

Where is PreZen Dental: Herrick Lai, DDS located?
PreZen Dental: Herrick Lai, DDS is a dental practice in New York, New York (ZIP 10016).
What services does PreZen Dental: Herrick Lai, DDS offer?
It is a general and family dentistry practice, providing exams, cleanings, and fillings along with restorative and cosmetic treatment.
Does the practice treat children and adults?
Yes. The practice welcomes patients of every age, so a whole household can be seen at one office.
How often should I have a dental checkup?
Most dentists recommend a checkup and professional cleaning every six months, which helps catch problems while they are still small.
How do I book an appointment at PreZen Dental: Herrick Lai, DDS?
You can contact PreZen Dental: Herrick Lai, DDS directly from this page to ask a question or request an appointment.

Location

Services Offered

General Dentistry

General dentistry at PreZen Dental: Herrick Lai, DDS covers the routine care that keeps teeth healthy — exams, professional cleanings, tooth-colored fillings, and decay prevention — for patients across New York.

Other services

Invisalign

Reviews

280 reviews

Smyleee Rating reflects verified profile signals, reviews, and overall care quality.

See all reviews

Recent Reviews

A
A***2 weeks ago

I feel terrible having to write this review as Dr Lai was my dentist for three years, and I always spoke highly of him and recommended him to several friends, but I need to share my most recent experience with him, which was extremely disappointing. I changed dental insurance from Delta to MetLife last spring, and (I fully acknowledge this is my mistake) I did not check to see whether Dr. Lai accepted my new insurance. However, when I showed up and told Dr. Lai (before the appointment even began) that my insurance had changed to MetLife, he DID NOT TELL ME that he did not accept that insurance. He proceeded with the cleaning, "found" two cavities, and scheduled time for me to come back for a filling, all without ever mentioning that I would need to pay out of pocket. When I came back for my cavity filling a few weeks later, he mentioned casually that I had "a large bill" from my recent appointment. As the recent appointment was just a cleaning, I assumed this was a mistake. When he finished the filling and brought me back to the front desk to pay, I was shocked to find I owed almost $800 out of pocket ($300 for the cleaning, $500 for the cavities). I expected to have to pay some out of pocket for the cavities, but I knew it shouldn't be this high - and I knew the cleaning should be covered by my insurance. Dr. Lai continued to act as dumbfounded as I was, claiming he had "submitted the claim" to my insurance and they just wouldn't accept it. Not once throughout this whole conversation (during which I was extremely distressed) did he tell me he just did not accept my insurance. He would not let me leave the office without at least paying the $300 for the cleaning, which I did, even though I knew it was wrong. Later that day, when I finally did what I SHOULD have done months earlier and checked whether Dr Lai was in network, and I found that he was not, I called him and asked him to explain. He did not argue with me, basically apologized, and said he would not charge me for the filling. This was, in theory, kind of him, but to me felt like he was essentially admitting what he'd done. I wish I could say this was a misunderstanding, but I believe he had many opportunities to tell me the truth, which he did not take. I do not plan on returning, and would caution others before visiting.

N
N***2 weeks ago

Dr. Lai is the best. Great dentist and awesome dude!

P
P***1 month ago
J
J***1 month ago

Excellent service, the doctor and receptionist were very warm and friendly. I went for a consultation and they explained all the procedures very clearly. 100% recommended.

A
A***3 months ago

Very professional, gentle and knowledgeable. Calm environment and a very pleasant visit.

M
M***4 months ago

Dr. Lai is patient and lets you know the details on what comes next during the appointment.

D
D***4 months ago

Always a pleasure!!

F
F***4 months ago

I have so many great things to say about Dr. Lai… He is a phenomenal competent and polite professional in the sciences. In fact, he is fully devoted to your dental hygiene well-being. He is organized, charismatic, enthusiastic and always happy to see you. I recommend Dr. Lai to every person that wants to exhibit a great smile. I am currently doing the “Invisalign treatment” with him and my teeth are looking so straight now. I’m feeling good about myself baby lol. I always thought the hardest thing in this life was to find a great dentist. And if you come across Dr. Lai then you will look no further. He cares about improving himself for the better of his patients and that is exemplary. You can tell that he loves his craft and I love him so much because of that! Top notch!

c
c***4 months ago

I’ve been going to Dr. Lai for many years from a friend’s recommendation. He’s fast, thorough, honest, and funny! The new office is very nice as well.

R
R***5 months ago

Dr. Lai is everything you could ask for in a dentist. He’s kind, friendly, and efficient. Doesn’t do unnecessary work. Painless. I heartily recommend him!

H
H***6 months ago

I have horrible phobia due to some difficult childhood experiences - and I've been trying to replace that with positive experiences in adulthood - with very little luck. I had my first appointment with Dr. Lai yesterday and - I can't believe I'm saying this: it was actually really...great. I got a cleaning AND a really difficult filling in a front tooth that required a lot of care, art, and patience. I honestly didn't expect Dr. Lai to be able to do the filling same day (it was supposed to be just a cleaning and xrays) but he had the time and offered me the option - he didn't pressure me and actually gave me a chance to back out. But I did it, and it was a gamechanger. Dr. Lai checked in with me consistently, and he talked me through what he was doing (very helpful) - like letting me know when he expected something to feel sensitive, when was scraping, what next steps were, etc. Something that had been keeping me from smiling for months is now gone! Replaced with a lovely, normal tooth. AND: I made a follow up appointment to continue taking good care of my teeth. I'm really proud of myself but I'm also really grateful to Dr. Lai.

C
C***7 months ago

I had a great experience with Dr. Lai, I highly recommend. He takes his time and explains everything thoroughly. I have a phobia of going to the dentist and usually find cleanings to be painful— not this one. Wish he could be my PCP.

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Reviews are aggregated from public sources.

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PreZen Dental: Herrick Lai, DDS photo 1
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PreZen Dental: Herrick Lai, DDS photo 3