This informal ‘hangout’ is a time for Premium Members to get together and chat with Dr. Dennis Hartlieb about all things dentistry – patient treatment, staffing issues, and running a practice. 

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Premium Members are invited to attend mentorship sessions once a month. Get guidance from Dr. Hartlieb and other DOT members .
  • Course questions
  • Case guidance 


At every session, Dr. Dennis Hartlieb shares current cosmetic cases with the study group, reviews the treatment plan and technique, and discusses the final outcome.
  • Technique review & tips
  • Treatment planning

Dr. Jason Genta

Dr. Hartlieb is an incredible educator and the website is tremendous! The course content that is provided can help ANYONE from a new dental graduate to a veteran of the field. The way the content is organized allows it to be done at your pace and around your busy schedule, and the production value is as good as any dental education out there. 
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Become a better cosmetic dentist with DOT.