Nima Dayani, DDS, MS

Advanced Endodontics of New York City of NYC, PC
Practice Limited to Endodontics and Microscopic Endodontics

212-752-3636 | 888-NYC-ENDO

36 West 44th Street, between 5th and 6th Avenues, New York, NY 10036 - Suite 712

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Read Our Patients' Reviews from Third Party Sites

  • Dr. Dayani's professional , mature and caring manner is unmatched. Being a dental professional myself I have respected Dr Dayani's approach to his specialty... Therefore, when my ... More from Google
    Pradeep Mehta 01/01/2016
  • Another review mentioned this was the best dental experience of their life, and it was the same for me. Dr Dayani and his stellar team performed a painless... More from Yelp
    Andrew M. 04/12/2015
  • Dr. dayani is amazing. his bedside manner put me at complete ease on a procedure I previously had. I experienced minimal pain during and after the procedure and was well taken care... More from DR.Oogle
    Jereilly 07/01/2016
  • I had to visit Dr. Dayani because my dentist had attempted a root canal and wasn't able to numb my tooth at all. It was definitely the most painful experience of my life and besid... More from Google
    Dave Ackerman 30/12/2015
  • My procedure was on Friday July 31st. I wanted to wait and submit a review once I was absolutely sure the procedure was a success. I called and set up the... More from Yelp
    Sora Beta A. 30/08/2015
  • While still having a hard time finding a general dentist I can trust (that takes my insurance), I'm happy to have at least found a great Endodontist. He did a great job of showing ... More from DR.Oogle
    Sarah R 15/10/2015
  • First rate. Dr. Dayani carefully diagnosed my condition and figured out that the culprit was a different tooth than my excellent regular dentist thought was causing the pain. It wa... More from Google
    Alec Ulmann Jr 03/08/2015
  • So glad I came in to see Dr. Dayani about my tooth that needed a root canal. You can tell he really cares about his patients and is very knowledgable in his profession. He gives yo... More from Yelp
    Sergio K 30/07/2015
  • My experience with Dr. Dayani and his staff was pleasant. I strongly recommend his services! More from DR.Oogle
    Patient 17/09/2015
  • I have been to Dr. Dayani for two root canals and can't recommend him enthusiastically enough. He is responsive (answered his own phone on a Saturday morning (!) when I was in eno... More from Google
    Kristin V 21/07/2015
  • I could not be more thankful that my husband found Dr. Dayani while I was going through the worst pain of my life. When I called him early Saturday morning I was stunned that he: ... More from Yelp
    Jill M 21/06/2015
  • Extremely professional, very calm endodontist. I was referred by my dentist and given an appointment immediately. Dr. Dayani did a consultation, and then scheduled a procedure for ... More from DR.Oogle
    Patient 15/08/2015
  • Dr Dayani is extremely knowledgable and informative. I was referred for a repeat root canal and expected to have the procedure done. Dr. Dayani reviewed my xrays and explained that... More from Google
    Michael Dutt 22/06/2015
  • So I was so happy when my primary dentist kindly referred me to Dr. Dayani to go into a tooth that I'd neglected for over a year. Dr. Dayani is it! Is it possible to get a root can... More from Yelp
    Leiti H 07/01/2015
  • Mr Dayani was informative, calm, reassuring, and professional. He was patient when explaining a difficult situation, and he did not push unnecessary treatment when there were sever... More from DR.Oogle
    ED 31/07/2015

Thank you for selecting the Advanced NYC Endodontics Office of
Dr. Nima Dayani.

Dr. Nima Dayani is a specialist in endodontics; also known as an endodontist. He is a member of the American Association of Endodontists. Dr. Dayani aids patients in need of root canal treatment, surgery, or retreatment and patients with cracked teeth or dental trauma.

Our practice is dedicated to the best and exceptional care using state-of-the-art technology. We are conveniently located in Midtown Manhattan. Although many people worry root canal therapy could cause pain, we are here to alleviate and treat dental pain.

Same-day emergency appointments

As an endodontist, Dr. Nima Dayani routinely sees same-day emergency, endodontic patients without an appointment.
If you are in urgent need of endodontics (root canal therapy), see our "Appointments" section in the above menu for more details on how to reach our receptionist for a same-day visit or to make an appointment online.

Information about endodontics dentistry

Our site provides information about dental pain, root canal treatment, endodontics dentistry, and alternatives to root canal treatment, as well as a way to be seen by an endodontist immediately, in the metropolitan New York and the tri-state area. See our detailed "FAQ" section about Root Canal Treatment from the menu above.

Educational, academic and professional background information

Detailed information about the endodontist, Dr. Nima Dayani, is found under "About Us". This section also has comprehensive information about our office in NYC.

Third Party Reviews

Read reviews of patients who have had root canal treatment in our NYC facility on the banner on this page. Click "more" to see the reviews directly on the third party source pages- Yelp, Google or DoctorOogle. Find out for yourself why some in their opinion have called their procedure the best root canal treatment or their encounter with our doctor as one with the best endodontist in NYC. Your research through these reviews can help alleviate apprehension, fear or phobias of dentists or dentistry. These reviews have not been edited by Advanced Endodontics of NYC PC and are the opinions of their respective writers.


Dr. Nima Dayani is a preferred/participating provider for some insurance carriers; see the 'Dental Benefit Plans - Insurance' submenu under the "FAQ" menu above, for details. Contact us if you do not find an answer to your insurance-related questions.


Our office is located within close proximity to major transportation in New York City. Point your browser to the "Contact/Direction" section of the above menu for easy to follow directions and maps to our office in NYC.

Read Peers' Reviews of Dr. Dayani from Click to close
  • Kristin Manitzas Miles, Pediatric Dentist and CEO, Majestic Smiles Pediatric Dentistry PLLC
    "Dr. Nima Dayani is professional, empathetic and a perfectionist: the total package. When I refer to him, I know my patient will be seen in a timely manner, will be treated with respect, and will get a good result. I can highly recommend him without reservation."  Mar 19, 2012

  • David Poiman DMD, FAGD, 57 W 57th Street, New York, NY:
    "I am a general dentist, and we have been working with Dr. Dayani for several years. He is a very conscience and professional dentist, providing the patients with superb results. He has treated my family members as well." Nov 22, 2010

  • Marc N. Benhuri, DDS 29 W 57th Street, New York, NY:
    "Dr. Dayani is a great Endodontist as told to me by my patients. He is highly recommended by everyone I know. His work is indeed remarkable. I recommend all my patients to Dr. Dayani till this day......." May 11, 2010

  • Stewart Rosenblatt, DDS 191 Third Avenue, New York, NY:
    "A gentle mannered and highly skilled nyc root canal specialistt. I have comfortably referred many of my patients into Dr. Dayani's care." Nov 24th 2010

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Knowledge base

212-752-3636 | 888-NYC-ENDO | 36 West 44th Street, between 5th and 6th Avenues, New York, NY 10036 - Suite 712

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    Employment Opportunities: [Office Assistant/Receptionist] | [Dental Assistant]