Our Doctors

Dr. Mounir Iskandar

Dr. Iskandar is a certified restorative and cosmetic dentistry specialist and a surgical prosthodontist. Dr. Iskandar obtained his DDS degree from Cairo University School of Dentistry in 1998 after finishing his oral surgery residency. Dr. Iskandar practiced as an oral surgeon in Egypt from 2000 to 2004 until he moved with his family to the U.S.

Dr. Iskandar holds a specialty in surgical prosthodontics and Masters of Science in Dentistry (MSD) obtained from the Indiana University School of Dentistry in 2008. Additionally, Dr. Iskandar has been a Diplomate of the International Dental Implants Association since 2011. Dr. Iskandar also enjoys the laboratory part of dentistry and strives to deliver the highest standard of care to his patients by providing state-of-the-art technology in his office and by staying current with advances in dentistry. He sets his standards high by using the best dental materials and digital dentistry equipment on the market today. Dr. Iskandar is an active member in several research organizations for the development of hybrid nano-ceramic materials and has patents in prosthetic components of implant-supported restorations. He performs and specializes in dental implant procedures, particularly the full arches dental implant-supported restorations commonly known as All-on-X. He also gives All-on-X lectures and hands-on training to dentists locally and nationwide. Dr. Iskandar is Certified National Dental Implant Instructor with MIS Implants Technologies. He is also the head professor at the Texas Institute of Oral Implantology.· Diplomate of International Dental Implant Association· American Academy of Cosmetic Dentistry· American College of Prosthodontics· Certified National Dental Implant Instructor with MIS Implants Technologies

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Dr. Luciano Retana

Dr Retana is a third-generation dentist with a wide academic background acquired in top-tier universities in Costa Rica, Argentina and the United States. He is a highly trained professional in the field of implant dentistry and oral rehabilitation. He practices full-time at Radiance Dentistry, an All-on-X dental implant center, while maintaining a clinical assistant professor position in the Department of Prosthodontics at Louisiana State University.

Dr. Retana completed his undergraduate studies at the Latin University of Costa Rica, where he received his DDS degree in 2005. He obtained his specialty in prosthodontics with an emphasis in dental implants from the University of Buenos Aires, Argentina, in 2008. In 2012 he completed New York University’s CCAD in implantology, an advanced education program for international dentists. He worked in private practice for nearly eight years (2009-2017), during which time he placed and restored more than 7,000 implant cases, with a focus on solving complex cases referred to him by other specialists. Then in 2017 he returned toLouisiana State University to complete his Master of Science in Dentistry, his certificate in prosthodontics and his certification as a dental technician in 2020. During his residency he was elected chief resident and lectured on implant topics to other university departments.
He is a certified trainer for dentists in the field of implants and dental digital technologies. Lecturing has taken him around the globe to Argentina, Belgium, China, Chile, Colombia, Costa Rica, Dallas, Dominican Republic, El Salvador, Guatemala, Honduras, Las Vegas, Mexico, New York, New Orleans, Nicaragua, Panama, Orlando, Kansas City and San Francisco. Topics for these lectures include immediate-loading implants, computer-guided surgery, computer-aided design and manufacturing (CAD-CAM) dentistry, implants in the esthetic zone, guided bone regeneration and occlusion.
He is a husband, father of two lovely children and, in conjunction with his passion for implant dentistry, has been an avid polo player and horseman since his early childhood.
· Surgical Prosthodontist
· Certified Dental Technician
· Clinical Assistant Professor – Louisiana State University
· Director of Texas Institute of Oral Implantology
· Director at the Texas Institute of Oral Implantology
· Dental XP Experts Panel
· Academy of Microscope Enhanced Dentistry

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Our Team

Zachery A. Austin

Zach has been a dental technician for about three years. His favorite part of the job is the artistry involved in making patients’ new “forever smiles.” His expertise lies in computer-aided manufacturing, and he is in charge of the computerized mills that bring each digital design to life. He enjoys staying busy and feels that working in a dental lab is perfect for that. In his spare time, he enjoys playing games and socializing with friends.

Andres BecerrilI

Andres began studying as a dental prosthetist from a very young age and today has 25 years of experience. He specializes in implants, especially aesthetic implantology.
He is passionate about what he does and is constantly updating and perfecting every detail. By combining technology, science and art, Andres is able to apply new techniques and materials that allow the team to achieve the goal of creating healthy and natural smiles. He is focused on providing the best implant solutions and delivering the highest quality work every day.

Irma Bustos

Irma has been a certified dental technician in crown and bridge technology since 2009. She loves creating and personalizing the digital denture designs of each individual. She is married and has two beautiful girls. In her spare time she enjoys spending time with her amazing family.

Aaron Carbajal

Aaron has been a dental technician for more than 17 years and is one of our talented finishers. He loves being part of the XircOn team and finds being a dental technician very rewarding on many levels, especially seeing people rediscover their smiles. In his free time, Aaron enjoys spending time with his family, playing musical instruments and undertaking remodeling projects.

Gustavo Carrillo

Gustavo Carrillo is a CAD technical designer who helps read, interpret and design dental restorations using 3Shape. He’s proud of being part of the process that helps people have a great smile. Gustavo believes that in doing good things, good things will follow. He is a huge film buff and loves spending time with his family.

Ana Maria Nino De Rivera

Ana is one of our very talented finishers. She has more than 31 years of experience as a dental lab technician. She completed her dental technician training from ATI, where she graduated valedictorian. Though Ana identifies mostly as a painter, she is also an award-winning multimedia artist and has competed and won in a number of national art competitions. Her art pieces have also been showcased at the LTV Gallery in Dallas as well as in private collections.