Our Team


Founder And Owner

Dr.Ghassan Hanna


Email: mghanna1@hotmail.com


  • Bachelor in Dental Surgery, Lebanese University, Beirut – Lebanon ,1991
  • Superior Studies Diploma (D.E.S.A.) in Oral Biology, Lebanese University, Beirut – Lebanon, 1997.
  • Superior Studies Diploma (D.E.S.B.) in Endodontics & Endodontics Surgery, Lebanese      University, Beirut – Lebanon, 1999


Work Experience:

  • General Practice in own clinic, Beirut – Lebanon, 1991 – 2001.
  • Exclusive Endodontics, Dr. Munir Al Silwadi Clinic, Abu Dhabi – UAE,

May 2001 – August 2002 .

  • Exclusive Endodontics, Dr. Tamim Dental Polyclinic, Doha – Qatar,

Sept 2002 – Present.


  • Medical Director, Dr. Tamim Dental Polyclinic, Doha – Qatar, 2007 – present.
  • Workshop about rotary instruments in Ballaigues, Switzerland,
  • Associate fellowship certification from world clinical laser institute in Vienna, Austria
  • Kavo Seminar about laser in Dentistry in Doha, Qatar
  • Immediate life support training in Doha, Qatar,

Dr.Majdi Solh


Dr. Majdi graduated as a Dentist from Monastir Dental University in 1999 and holds a Degree in Orthodontics from the University of Paris Diderot in 2004.

He obtained the Orthodontic Certificate in Edgewise Mechanics from the Tweed Center in Tucson, USA.

Dr. Majdi is Certified in Invisalign, Incognito, Damon System and in Advanced Digital Orthodontic Solution Insignia, he proposes for his patients the latest technology and innovation in Orthodontics.

He participated in many conferences and workshops in France, USA, UAE, Lebanon and Qatar..

Dr.Muhammad Qarajuli

Conservative Dentistry Dr. Muhammad Qarajuli D.D.S. , MSc.


  • 2003-2006: Master Degree in Conservative Dentistry. Damascus University, Faculty of Dentistry.
  • 2001-2003: Diploma in Conservative Dentistry Damascus University, Faculty of Dentistry.
  • 1996-2001: Bachelor Degree in Dental Surgery D.D.S. Damascus University, Faculty of Dentistry.

 Conservative Dentistry:

  • Certified from International Society of Computerized Dentistry ISCD as CAD-CAM trainer “CeRec Device Trainer”, starting from 2014 up till now.
  • Certified as a member in Digital Smile Design DSD Society starting from 2014
  • Responsible of the Aesthetic Section in Dr.Tamim Dental Polyclinic since 2008
  • Specialized in the Full Mouth Rehabilitation cases, which involves in re-build the occlusion of the teeth based on Aesthetic and Physiological foundation.



  • Certified in LASER Standard Proficiency from American Academy of LASER Dentistry ALD, USA.
  • Certified to work using the 980 diode, and Er;Cr: YSGG LASER wavelengths.
  • Certified in Advanced Stage of Using LASER in Dentistry by ALD on Both 980 diode , and Er; Cr :YSGG LASER wavelengths.


  • Implant Course by FRIADENT Company (FRIALIT-2)
  • British Academy of Implantology and Restorative Dentistry “BAIRD” Course in Implant
  • A lot of courses and workshops abroad (USA, UK, Germany, Spain, France, Italy, Japan…).

Dr.Walid Altayeb


 Walid Altayeb DDS, MScD, MALD, PhD Fellow & Master of the Academy of Laser Dentistry


  • Dr. Altayeb received his dental degree from Faculty of Dentistry, Damascus University in 1998.
  • He completed his Master of Science in Periodontics in 2004 and Doctorate of Philosophy PH.D in Periodontics in 2007. 
  • Master of Academy of Laser Dentistry, Florida, USA.  Academy of Laser Dentistry Board of Directors and ALD Speakers Bureau.
  • He participated in many conferences in Middle East and USA as speaker in the fields of Periodontal Medicine and Laser Dentistry.
  • He is running “Pink Aesthetics & Laser Dentistry” courses with the British Academy of Implant and Restorative Dentistry in Qatar, Bahrain, Saudi Arabia, Oman, and UAE.
  • Dr. Altayeb achieved an advanced level of knowledge about the application of lasers in dental science and patient treatment (Advanced Proficiency certificates of Academy of Laser Dentistry)
  • Lecturer in Università Cattolica del Sacro Cuore di Roma, Italy
  • Dr. Altayeb received The John G. Sulewski Distinguished Service Award / 2019 of ALD
  • The founder and chair of ALD Gulf Laser Chapter.
  • The chair of Academy of Laser Dentistry ALD International Relations Committee.
  • Dr. Altayeb is the founder of Laser section in the British Academy of Implant and Restorative Dentistry and the founder of the Professional Diploma in Advanced Laser Dentistry of BAIRD.
  • General Secretary of iLED 2018 and iLED 2019 conferences.
  • Dr. Altayeb is working in private as periodontist and Implantologist in: Tamim Dental Polyclinic, Doha, Qatar.


55 Al Waab Street, Al Rayyan, Qatar


44 50 29 29     44 50 48 48

44 50 75 31     44 50 77 59



About Us

Dr.TAMIM DENTAL POLYCLINIC is one of the oldest and reliable dental practice in Qatar that has all the dental specialties. In our clinic we are successfully combining the latest innovation in dental technology with the highly educated professional team of doctors each qualified in his own specialty, to offer you the most innovative and creative treatments available.

Working Hours

Saturday - Wednesday

8:00am -12:00pm - 4:00pm - 8:00pm


8:00AM to 12:00PM

Get In Touch

55 Al Waab Street, Al Rayyan, Qatar

+974 44 50 29 29

+974 44 50 48 48

+974 44 50 75 31

+974 44 50 77 59



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