Mark A. Rienecker, D.D.S.



Professional Information

  • Completed Bachelor of Arts (BA) degree at SUNY at Binghamton in New York
  • Completed D.D.S. degree at SUNY of Buffalo in New York
  • Completed Pediatric Dental Residency at Montefiore Medical Center in New York
  • Completed Orthodontic Residency at Montefiore Medical Center in New York
  • Has been practicing in Suffolk County since 1997
  • Specializes in TMJ and Early treatment

Currently a member of the following orthodontic groups/organizations/study clubs/etc:

  • American Dental Association
  • American Association of Orthodontics
  • New York State Dental Society

Are you an Invisalign Certified Provider?

  • Yes

Personal Information

  • Native of Smithtown, New York
  • Have lived in Mount Sinai since 2004

Do you have a practice philosophy?

  • Treat all patients and parents with care and kindness

Share what you enjoy about the practice of orthodontics:

  • An ability to create smiles that provide confidence in all of our patients

Family Members

  • Janine (Wife)
  • Luciano (Son)
  • Gianni (Son)
  • Alessandro (Son)
  • Capri (Daughter)

Non-work activities include:

  • Mt. Sinai Soccer Coach
  • Sailing, Golf, Skiing, Scuba diving, Salt water aquarium, Triathlons, Spending time with my family

Currently involved in the following community organizations, etc:

  • Montessori School Dentist program
  • Rocky Point Career Day
  • Port Jefferson Career Day
  • Terryville Career Day
  • Mt. Sinai Elementary School dental awareness month program
  • Kids Quest dental awareness program