Gary Hildebrandt, DDS, MS

Clinical Professor
Gary Hildebrandt, DDS, MS


Office Phone
Office Address

8-450B Moos Tower 515 Delaware St SE
Minneapolis, MN 55455
United States

Department of Restorative Sciences,
Division of Operative Dentistry


Director, Division of Operative Dentistry
Clinical Professor


MS, University of Minnesota School of Dentistry
Major: Restorative Dentistry

DDS, University of Minnesota School of Dentistry

BS, Oakland University
Major: Biology

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Dr. Hildebrandt taught at the University of Michigan School of Dentistry from 1990 – 1996 and at the University of Minnesota School of Dentistry since 1996. Currently, he is the Director of the Division of Operative Dentistry (since 1999) and Course Director for Operative Dentistry I (pre-clinical) and the Operative Dentistry clinical courses. He has developed an Operative Dentistry manual used in these courses that teaches the fundamentals of cariology and single tooth restoration. He is active in teaching at all levels in dentistry: pre-doctoral (didactic, skill acquisition, and clinical), graduate, and post-doctoral (C.E.) training. He has also worked with the Minnesota and North Dakota Boards of Dentistry to provide assessment and/or remediation services for dental clinicians. He also acts a mentor for the Summer Research Fellowship Program.

In 2018, Dr. Hildebrandt became the Clinical Department Editor for Northwest Dentistry, the journal of the Minnesota Dental Association.

Dr. Hildebrandt continues to practice general dentistry part time.

Research Summary

Caries risk assessment and control protocols - especially for aggressive patterns of dental decay.
Clinical evaluation of the effect of xylitol on mutans streptococci and dental caries.
Clinical evaluation of chlorhexidine to suppress or eliminate oral mutans streptococci.
Sustained-release varnishes and varnish coated mouth guards as drug & fluoride delivery devices.
Comparison of chair-side cultural tests for dental caries
Relationship between dental caries and diet.
Relationships between dental disease and systemic diseases.
Effects of caffeine on dental caries.
Association between taste sensitivity and dental caries.
Assessing effectiveness of teaching methods in dentistry.
Standardization of evaluators in Operative Dentistry.