Meet The Doctors

The staff at Premier Endodonics includes some of the top dental specialists in the greater New York area.  Our doctors are experienced experts, and share a commitment to provide comfort and expert services to all of our patients.  In addition, our staff and support team are dedicated to serving our patients, and to always exceed your expectations.


Albert Granger, DDS

Albert L Granger, DDS has been recognized as NY Top Dentists for his commitment to excellence in Endodontics. In addition to being the founding partner of Premier Endodontics of Long Island, Dr. Granger is a former Assistant Professor at Columbia University College of Dental Medicine.

Ashish Sahasra, DMD

Dr. Ashish Sahasra began his education by receiving his undergraduate degree in Microbiology from Cornell University. He continued his dental training by graduating cum laude from Harvard School of Dental Medicine. With a passion for endodontics, Dr. Sahasra completed his residency in Endodontics from New York University.


Rahul Gupta, DDS

Before becoming an Endodontist, Dr. Rahul Gupta practiced as a general dentist. Dr. Gupta received his Endodontic training from Temple University School of Dentistry in Philadelphia, his Dental School training from Columbia University School of Dental Medicine in New York, and his B.S. in Biochemistry form State University of New York at Stony Brook.


Joe Sleilati, DDS

After practicing as a general dentist, Dr. Sleilati completed his Endodontic training at the prestigious New York University College of Dentistry.


Hae Jung Ko, DDS

Following a Bachelor of Science degree from University of Toronto, Dr. Ko received her DDS from New York University College of Dentistry and completed a training in General Practice Residency at Newark Beth Israel Medical Center.

After working as a general practitioner for several years, Dr. Ko decided to pursue her career in Endodontics and returned to NYU to receive her specialty training in Endodontics.


Elliot J. Fidler, DDS

Dr. Elliot J Fidler has been in private practice limited to Endodontics since 1980. He merged practices with Premier Endodontics of Long Island in March of 2020. With almost 40 years of experience as an endodontist, treating out of the local Plainview area.


Sunna Huh, DDS

Dr. Huh graduated magna cum laude from Stony Brook University with a B.S. degree in Biochemistry. She earned her D.D.S. degree from Stony Brook School of Dental Medicine.

Following her dental degree, she completed a general practice residency at St. Barnabas Hospital in Bronx. Dr. Huh worked as a general dentist for a few years, where she developed passion in endodontics. She completed an endodontics fellowship at Montefiore hospital in Bronx, and then continued her specialty training in endodontics at New York University.


Chris Ammons, DDS

Dr. Ammons obtained his Doctorate in Dental Surgery (DDS) from the University of Michigan School of Dentistry. Prior to that, he earned his Bachelors of Science degree in Chemistry from Chicago State University. After completing dental school, he pursued further education and training by completing an Advanced Education in General Dentistry program at NYU Langone Dental Medicine (formerly known as Lutheran Medical Center) and a General Practice Residency at Harlem Hospital Center in New York City.

Dr. Kalman

Rachel Kalman, DDS

Dr. Rachel Kalman graduated from Swarthmore College with a B.A. in Psychology before pursuing a career in endodontics. She received her Doctor of Dental Medicine and her specialty training in Endodontics from the University of Connecticut.

While at the University of Connecticut, she was selected as chief resident. Additionally, she enjoyed teaching dental students and performing endodontic research as part of her Masters in Dental Science.

Updated pic of Dr. EJ

Eunchong Ju, DDS

Dr. Ju, was born in Seoul, South Korea and raised in Cherry Hill, New Jersey. He attended Rutgers University – New Brunswick where he graduated with a B.A. degree in Biological Sciences with minor in Psychology. Following his undergraduate studies, Dr. Ju received his Doctorate of Dental Surgery (DDS) from Columbia University College of Dental Medicine in 2019 and continued to pursue his passion for the Endodontics specialty at the institution.


Rachel Mitrani, DDS

Rachel Mitrani, DDS  is an Endodontist originally from Long Island, NY. She completed her undergraduate studies at Brandeis University, where she earned a B.S. degree in Biology.  She later completed her D.D.S degree at New York University College of Dentistry.

Sharon Yi

Sharon Yi, DDS

Sharon Yi, DDS graduated from Cornell University with a Bachelor of Science degree in Human Biology, Health, and Society. Following her undergraduate studies, Dr. Yi completed her dental school training and her specialty training in Endodontics at Columbia University College of Dental Medicine.

Emily Alper DDS

Emily Alper, DDS

Dr. Emily Alper was born and raised in Minneapolis, Minnesota. She received her undergraduate degree in Economics from Middlebury College.  Dr. Alper continued her education in Philadelphia where she earned a Doctorate in Dental Medicine