

Dr. O’s Higher Education
Institutional:
- Fellow of the International College of Dentists (2024)
- 3D Dentists Implant Continuum Course for full arch rehabilitation (March 2024)
- TUFTS School of Dental Medicine Oral Surgery Mini Residency with the application of Autologous Blood Concentrate (01-2024 to 06-2024)
- Master’s Degree Program in Implant Dentistry at Goethe Dental School in Germany 2022 and 2023
- Harvard University Post Graduation (2019)
- Fellow of the International College of Oral Implantology (2019)
- Triangle Dental Institute – Lectures and Hands-On Dental Implant Course (2018).
- INVISALIGN Advanced Provider (2015)
- INVISALIGN Provider; 05-2013
- CEREC 3D CAD/CAM from Patterson Dental (Hands-On Training); 07/2011
- Fellow of the Academy of General Dentistry; 2011
- Jackson Memorial Hospital – University of Miami; Fellowship in Dental Implant Prosthetics Restoration; 2006 – 2007
- Jackson Memorial Hospital – University of Miami; Residency in General Practice Dentistry; 2005 – 2007
- Nova Southeastern University – Theoretical and Practical Course for the Administration of Nitrous Oxide-Oxygen Analgesia and Oral Sedation; 2005
- Jackson Memorial Hospital – University of Miami; Observership and Research in General Practice Dentistry; 2004 – 2005
- Brazilian Dental Association; Post-graduation in Dental Prosthetics and Dental Occlusion; 2002 – 2003
- Ceara Public Health School; Post-graduation in Public Health Management; 2001
- Ceara Dental Academy; Post-graduation in Minor Oral Surgery; 1999
- Federal University of Ceara – Dental School; Teaching Assistant of Stomatology, Special Patients Care, and Oral Pathology; 1997 – 1998
- Federal University of Ceara – Dental School; D.D.S. degree; 1994 – 1999
- Farias Brito College; Bachelor of Sciences; 1991 – 1993
Certification – Licensure:
- Ohio State Dental License# 30-023077; 2009 to date
- Virginia State Dental License# 0401412372; 2009 to date
- Florida Teaching Permit# DTP483; 2007 to 2009
- Western Regional Examination Board (WREB) – Dental Board Certified; 2008
- American Heart Association; Advanced Cardiac Life Support Certified; 2007 to date
- American Dental Association; Board Certified; 2006 to date
- Brazilian Council of Dentistry – Dental License# 3538; 1999 to date
Dr. O’s Job Experience and Description
- Dental Assisting Teaching Academy/Dental Assistant School – Clinical Director, CEO and President (2017 to date).
- Alencar Family Dentistry/private practice clinic – Clinical Director, Practitioner, CEO and President (2017 to date)
- Estrada Family Dentistry/private practice clinic (10/2012 to 08/2017) - Job Description: I work as a dentist providing dental care for private and insured patients. Job Title: Full Time Associate Dentist.
- Kool Smiles (12/2011 to 09/2012) – Job Description: I worked as a dentist providing dental care for private and insured patients. Job Title: Associate Dentist
- Mid America Health (10/2009 to 07/2011) – Job Description: I worked as a dentist and dental director in the correction system of Ohio. I provided dental treatment to the inmates of Southern Ohio Correctional Facility in Lucasville. Job Title: Dental Director and Dentist.
- University of Miami (08/01/2007 – 05/30/2009) – Job Description: I was responsible for the supervision and education (lectures) of the Dental residents and I also provided advanced dental treatment to public and private patients. Job Title: Assistant Professor of Clinical Surgery and Chief of Education for the General Practice Residency.
- Jackson Memorial Hospital (07/01/2005 – 06/30/2007) – Job Description: I was a dental resident and I was responsible for the dental care of Jackson Memorial Hospital in-patients and out-patients. Job Title: Dental Resident and Chief Resident.
- Dentalmedica / Dental Clinic – Brazil (07/01/1999 – 11/15/2003) - Job Description: I worked as a dentist providing dental care for private and insured patients. Job Title: Dentist and Administrator
- Cascavel County – Ceara – Brazil (07/01/1999 – 11/15/2003) – Job Description: I was responsible for the management of the Public Health Unit and I was also responsible for the dental treatment of the population of Cascavel County. Job Title: Health Unit Coordinator and Dentist.
Dr. O’s Experience
Academic:
- External Affiliate Instructor for Virginia Commonwealth University School of Dentistry (10/2012 to date)
- Guest Professor for the General Practice Residency - Division of Oral and Maxillofacial Surgery & Dentistry / University of Miami (06/2009 to date)
- Chief of Education (General Practice Residency - Division of Oral and Maxillofacial Surgery & Dentistry / University of Miami (07/2007 to 05/2009)
- Assistant Professor of Clinical Surgery – Division of Oral and Maxillofacial Surgery & Dentistry / University of Miami (2007 – 2009 )
- Ceara Cooperative for Educational Purpose – Brazil; Professor; 1999 – 2003
- Federal University of Ceara – Dental School; Teaching Assistant of Stomatology, Special Patients Care, and Oral Pathology; 1997 – 1998
Hospital Appointments:
- Jackson Memorial Hospital – University of Miami; 2005 - 2009
- Cascavel County Hospital – Brazil; General Dentistry Practitioner; 2000 – 2003
Non-Academic:
- Southern Ohio Correctional Institution Dental Director; 2009 – 2011
- Jackson Memorial Hospital – University of Miami; Dental Resident and Assistant Professor of Clinical Surgery; 2005 – 2009
- Jackson Memorial Hospital – University of Miami; Observership in General Practice; 2004 – 2005
- Dentistry Service of Cascavel – Brazil; General Practitioner and Chief of Health unit; 2000 – 2003
- Dentalmedica Dental Clinic – Brazil; General Practitioner , Manager, and Partner; 1999 – 2003
- Dental Services Assistance – Brazil; General Practitioner; 1999 – 2002
Dr. O’s Presentations and Publication
Presentations:
- National Dental Meetings (Brazil): 21 presentations
- International Dental Meetings (USA): 06 presentations
- Full day dental course (Brazil): 01 presentation
- Dental workshop (Brazil): 01 presentation
- Surgical Grand Round – Department of Surgery / University of Miami: 01 presentation
- OMFS Grand Rounds (2005 to 2009): 08 presentations
- Dental Rounds and General Practice Journal Club (2005 to 2009): 19 presentations
Publications:
- Words from Overseas: An Anthology of Lusophone Authors – One of the authors (Anthology published in 2024) – ISBN#978-1962185202
- American Papers – My Love Letters to America (Essays book published in 2024) – ISBN#978-1962185264
- Singularity 2nd Edition (Sci-fiction book published in 2021) – ISBN#978-1956515336
- Knight Discoverer (Sci-fiction book published in 2024) – ISBN#978-1962185158
- Singularidade – (Sci-fiction book published in 2021) – ISBN#978-1949868487
- Singularity – The Book (Sci-fiction book published in 2020) – ISBN#978-1637325605
- Marginal microleakage comparison in cavities prepared with CVD tip and 245 bur – Dental Implantology Update (03/2009)
- Prosthetic rehabilitation post resection of maxillary ameloblastoma: A case report – Dental Implantology Update (12/2008)
- The importance of good oral health in hemophiliac patients; Department of Pediatric Hematology/Oncology newsletter – University of Miami; (10/2006)
- Reducing anesthetic’s injection pain: lidocaine patches (Dentipatch) versus topical benzocaine gel (Clinical research) – (To Be Published)
- Risks and Complications Associated with Surgical Procedures in Immunocompromised Patients (Clinical research and Chart Review) – (To Be Published)
Dr. O’s Professional
Funded Research Performed:
- Nutritional Levels and CD-4 Improvement after Delivery of Complete Dentures for Completely Edentulous HIV/AIDS Patients; 2008 - 2009
- Reduction of pain Caused by Local Anesthesia Using Benzocaine Gel and Dentipatch; Self-sponsored; Developed by Jayme Alencar de Oliveira Filho; 2007 – 2009
- Risks and Complications Associated with Surgical Procedures in Immunocompromised Patients; 2004 - 2009
- Incidence and Prevalence of Labial-Palatine Clefts in the State of Ceara – Brazil; Sponsored by Federal University of Ceara; Developed by Jayme Alencar de Oliveira Filho; 1997 – 1998
- Techniques and Resources for the Treatment of TMJ Disorders; Sponsored by Brazilian Council for Research; Developed by Jayme Alencar de Oliveira Filho; 1996
- Complications Associated to the Treatment of HIV+ Patients; Sponsored by Federal University of Ceara; Developed by Jayme Alencar de Oliveira Filho; 1995
Professional and Honorary Organizations:
- International Dental Implant Association – 2023 to date
- American Academy of Implant Dentistry – 2023 to date
- International College of Dentists – 2024 to date
- Brazilian International Academy of Literature – 2021 to date
- Alencar Family Foundation – 2020 to date
- International Congress of Oral Implantology – 2018 to date
- American Academy of Oral Medicine; Associate; 2009 to date
- University of Miami Educational Development Office, Associate Member; 2007 – 2009
- Collaborative Institutional Training Initiative (CITI Research); Member; 2007 to date
- Academy of General Dentistry; Associate; 2005 to date
- American Dental Association; Associate; 2005 to date
- Dental Academy of Ceara – Brazil; Associate; 1999 to date
- Brazilian Dental Association; Associate; 1999 to date
Honors and Awards:
- International College of Dentists Fellowship Award: 2024
- Better Business Bureau Ethics Award 2019 for Alencar Family Dentistry.
- International Congress of Implantology Fellowship Award; 2019
- Peer Reviewer for “General Dentistry” the Scientific Journal of the Academy of General Dentistry; 2012 to date
- Academy of General Dentistry Fellowship Award; 2011
- Surgical Grand Round Presentation – Department of Surgery / University of Miami (03/19/2009)
- America’s Best Dentist Award by Consumer’s Research Council of America; 2009
- Second Place – Table Clinic (American College of Dentists/Florida Section); 2008
- America’s Best Dentist Award by Consumer’s Research Council of America; 2007
- Outstanding Patient Care by General Practice Residency Program (University of Miami – Jackson Memorial Hospital); 2007
- Residency in General Practice Chief Resident - Jackson Memorial Hospital – University of Miami; 2006 – 2007
- Second Place – Oral Presentation (Dental Meeting of Fortaleza – Brazil); 2006
- Third Place – Table Clinic (Miami Winter Meeting); 2006
- Third Place – Literature Presentation (Brazilian Dental Association); 2005
- Merit of Honor (Rotary International – Brazil); 2003
- First Place – Oral Presentation (Dental Meeting of Fortaleza – Brazil); 2000
- Speaker at Graduation Ceremony (Dental School); 1999
- Best Research Project (Federal University of Ceara); 1998
- Second Place – Oral Presentation (Federal University of Ceara); 1997
Post-Doctoral:
- Master’s Degree Program at Goethe Dental School in Germany – 2022 and 2023
- Harvard University Post Graduation (2019)
- Triangle Dental Institute – Lectures and Hands-On Dental Implant Course (2018).
- Jackson Memorial Hospital – University of Miami; Residency in General Practice; 2005 – 2007
- Jackson Memorial Hospital – University of Miami; Observership and Research in General Practice; 2004 – 2005
- Brazilian Dental Association; Post-Graduation in Dental Prosthetics and Dental Occlusion; 2002 – 2003
Other Professional Activities:
- Full day course in Dental Implant Prosthetics (Fortaleza Dental Meeting - Brazil); 2006
- Workshop in Dental Mini-implants Prosthetics (Fortaleza Dental Meeting – Brazil); 2006
Dr. O’s Teaching
Teaching Experience:
- Dental Assisting Teaching Academy Clinical Director (2017 to date)
- External Affiliate Instructor for Virginia Commonwealth University School of Dentistry (10/2012 to date)
- Guest Professor for the General Practice Residency - Division of Oral and Maxillofacial Surgery & Dentistry / University of Miami (06/2009 to date)
- Chief of Education (General Practice Residency - Division of Oral and Maxillofacial Surgery & Dentistry / University of Miami (07/2007 to 05/2009)
- Assistant Professor of Clinical Surgery – Division of Oral and Maxillofacial Surgery & Dentistry / University of Miami; 2007 – 2009
- Ceara Cooperative for Educational Purpose – Brazil; Professor; 1999 – 2003
- Federal University of Ceara – Dental School; Teaching Assistant of Stomatology, Special Patients Care and Oral Pathology; 1997 – 1998
Dr. O’s Service
Community Activities:
- Alencar Family Foundation – Charity work in the United Sates and Brazil; 2020 to date
- Chesapeake Care Clinic / Hampton Roads Dental Center – Volunteer providing dental services and oversight to VCU dental students; 10-2012 to date
- Community Association for the Youth – Brazil; Dental services provided; 1999 – 2003
- Fortaleza HIV/AIDS Center – Brazil; Dental services provided; 2000 – 2003




Alencar Family Dentistry Welcomes Dr. Marvin Sagun
Dr. Marvin Sagun was born in Portsmouth, VA in 1979. His early education took place in Virginia Beach. He then studied Biology at the College of William and Mary and then finished Dental School in 2008 at Virginia Commonwealth University School of Dentistry. He enjoys the technological advancements of dentistry such as same day crowns using the CEREC machine. Dr. Sagun is a parishioner at St. John the Apostle Roman Catholic Church. On his spare time he enjoys, tennis, golf, Crossfit, and spending time with his wife, son and daughter.
Office Hours
MON - FRI 8:00 am - 5:00 pm
SAT - SUN Closed