Michael K. Deenihan, DDS

Dr. Deenihan’s practice is dedicated to providing all phases of family and cosmetic dentistry while incorporating the latest in dental materials, equipment and techniques. Dr. Deenihan has been selected by his peers as a “Top Dentist” in Montclair for the past ten years.

Dr. Deenihan received his dental degree in 1980 from the University of Maryland. After completing his hospital residency at the Presidio in San Francisco, Dr. Deenihan acquired the practice of Drs. Paul, Johnston and Carroll in Montclair in 1982. Established in 1928, it is the oldest continuous dental practice in Montclair, having served up to five generations of Montclair families. Dr. Deenihan has continued to receive advanced training in cosmetic, restorative and endodontic therapy.

Michael K Deenihan: Curriculum Vitae


  • Gettysburg College, 1975. Bachelor of Arts- English
  • University of Maryland School of Dentistry, 1980. Doctor of Dental Surgery
  • U.S. Public Health Service Hospital, San Francisco, 1980-1982. General Practice Residency

Professional associations:

Dr. Deenihan has served on the following boards:

  • Van Vleck House Board of Management
  • Essex Fells Conservancy
  • Essex Fells Board of Health
  • Montclair Foundation
  • Essex Fells Foundation

Top Dentist Montclair Magazine