Meet our Dentists

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

dentists of Fixari Family Dental talking to each other

Dr. Mark FixariDr_Shayne_Fixari

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. 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

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. John Fixari

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. Robert “Bobby” Haddad

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.