Meet our Dentists

Dr. Mark Fixari’s Dental Team in Columbus, OH

dentists of Fixari Family Dental talking to each other


Drs. Mark and Shayne Fixari

Mark and Shayne Fixari founded Fixari Family Dental in the fall of 1987 with a vision to change the perception of a typical dental office. This compassionate approach brings many of their patients from far away.

Dr. Mark’s passion for the artistic aspect of life-changing cosmetic dentistry is fueled by unending energy for continuing education.

Dr. Shayne loves to give our young and old patients special attention in a very caring, empathetic environment.

Having seven children of their own, they have created an atmosphere children and adults have come to really appreciate.

Drs. Fixari now spend a significant amount of time writing, speaking and educating other dentists and dental offices on creating an exceptional, patient-centered experience.

We invite you to enjoy a unique experience (with no obligation): to tour our beautiful facilities, meet our wonderful doctors, ask questions, and receive a no-charge consultation and oral cancer examination. Visit one of our conveniently located Central Ohio offices. Call 614-259-7817 to schedule at our Columbus location or 614-362-1668 to schedule at our Canal Winchester location.

Our doctors are all members of the American Dental Association, Ohio Dental Association, Ohio Dental Association, Columbus Dental Society and Central Ohio Dental Forum. Dr. Mark Fixari has also served as a member of the Board of Directors of the Columbus Dental Society.

Dr. Gerdalinde Gatmaitan

Dr. Gerda or “Dr. G” as her patients call her is a caring professional who makes her patients smile. Her work is thorough, efficient and detail oriented. She is always interested in everyone’s well-being and will go out of her way to help anyone in need. She always puts the patients best interest foremost. Dr. G graduated in the Philippines and did a 2 year General Practice Dentistry at The Ohio State University, where she was the Chief Resident. She maintains a dental license in California and here in Ohio.

She is a member of the ADA, ODA, AGD, Seattle Study Club, Spears Study Club, Advanced Dental Concepts Study Club, Spectrum Dental Society and Capital City Dental Forum.

Outside of work, she enjoys working out and trying new restaurants in Columbus. She also likes to travel, scuba dive, cook and read.

Dr. Max Grosel

Dr. Max Grosel grew up in Marietta, Ohio and has lived in Columbus since 2004. He is married to his wonderful wife Nisha. He attended The Ohio State University for his undergraduate work in Honors Accounting and Pre-Dentistry, and then earned his Doctor of Dental Surgery (D.D.S.). Dr. Grosel graduated in the top of his class in Dental School and is a life long learner. He takes continuing education courses to further his knowledge and expertise. He has a passion for comprehensive esthetic life changing dentistry. Dr. Grosel prides himself on providing care in a compassionate and relaxed environment. He is a member of the American Dental Association, Ohio Dental Association, and Columbus Dental Society.

In his free time, Dr. Grosel enjoys staying active. He likes working out, basketball, golf, rock climbing, hiking, football, baseball, softball, skiing and snowboarding.

Dr. Grosel looks forward to helping you improve your oral health and give you the beautiful smile of your dreams. His passion is making people healthy and happy.

Dr. Hatim Leghuel

Dr. Hatim Leghuel was originally born nearby Pittsburgh, Pennsylvania, but spent most of his life in Tripoli, Libya. Dr. Leghuel was inspired to pursue a career in dentistry by watching his father practice and learned about how to care for his patients in a kind and gentle manner. In 2010, he finished an Advanced General Practice residency at The Ohio State University College of Dentistry and continued his education by becoming a Prosthodontist, specializing in full mouth makeovers, aesthetics and implants.

The compassionate and caring nature of Dr. Leghuel shows in his work. His desire to meet and help new patients helps create a comfortable and relaxing atmosphere. Dr. Leghuel’s experience and problem solving abilities ensures that his patients receive the best possible options and results.

He is a member of the American College of Prosthodontics and the Academy of Osseointegration.

In his free time, Dr. Leghuel enjoys drawing, outdoor activities, as well as traveling and spending time with family. While in school, Dr. Leghuel also competed on Ohio State’s karate team and received national awards in competition.

Dr. John Fixari

Dr. John Fixari graduated from The Ohio State University College of Dentistry and did his undergraduate studies at Denison University. He continues the legacy his parents began of not only providing exceptional patient care, but making patients feel completely at ease.

Dr. Fixari is a member of the Ohio Dental Association and is excited to provide you with a healthy, confident, and beautiful smile. He enjoys spending time with his wife and son, competing in triathlons, and watching hockey.

Dr. Taylor Landgraf

Dr. Taylor Landgraf was originally born in the Cleveland-Akron Metropolitan area. He graduated from The Ohio State University College of Dentistry and completed his undergraduate degree in Biology at Walsh University.

Dr. Landgraf is a member of the American Dental Association, and his kind and compassionate nature makes his patients feel completely comfortable and at ease.

When he was 16, he restored a 1918 Model T Speedster that he drives in his free time. He loves doing anything outdoors, including camping, hiking, kayaking and snowboarding, and ran in his first triathlon last summer. He is an Eagle Scout and has an Australian Shepherd named Eros with whom he likes to spend time.

Dr. Nathaniel “Nate” Frye

Dr. Nate was born in Franklin, Pennsylvania and graduated from The Ohio State University College of Dentistry, where he finished at the top of his class. He is a member of the Omicron Kappa Upsilon National Dental Honor Society and the American Dental Association. Upon graduation, he received awards in periodontics and endodontics. He enjoys all aspects of dentistry and helping his patients achieve their perfect smile.

Dr. Nate was a Division 1 swimmer at Bucknell University and has been a competitive swimmer since he was 5 years old. He enjoys being outdoors and playing music.

Dr. Robert “Bobby” Haddad

Dr. Bobby Haddad is from Cleveland, Ohio, and has lived in Central Ohio since 2004. He earned his bachelor’s degree in Pre-Medicine and Economics from Ohio Wesleyan University and earned both his Doctorate of Dental Surgery (D.D.S.) and Masters of Business Administration (M.B.A.) at The Ohio State University. Dr. Haddad graduated in the top of his class in dental school at OSU and continues to advance his dental knowledge by taking part in continuing education. Dr. Haddad prides himself in providing the highest quality dental care in a relaxed and enjoyable dental environment. Patients find him extremely kind, compassionate, and understanding. Dr. Haddad is a member of the American Dental Association, the Ohio Dental Association, and the Columbus Dental Society.

In his free time, Dr. Bobby loves spending time with his wife, Amanda, and their two children. He enjoys basketball, tennis, and reading, and volunteers at Kidnetic Energy, a gymnastics program for children with special needs. Dr. Haddad continually finds ways to give back to the community.

Dr. Haddad looks forward to meeting you and providing you with an unbelievable dental experience that is personalized to meet your needs.