Meet Our Doctors
Meet Doctor Sim, DDS
Doctor Sim is a family, cosmetic, and implant dentist offering exceptional dental treatment in Merrillville, Indiana since 1991.
He is committed to providing conservative, comfortable dental care to all of his patients. He genuinely enjoys his work because he cares about people he loves to see his patients walk out of his office with big, healthy smiles.
Dr. Sim graduated from Indiana University School of Dentistry in 1991. He is a member of the American Dental Association, Indiana Dental Association, Northwest Indiana Dental Society, and the International Association of Orthodontics.
The doctor and his wife Hyunah have two beautiful daughters, Sophia and Sarah, and one adorable son, Alexander. In his free time Dr. Sim enjoys spending time with his family, attending church, and running. He is an avid marathoner, he has run in every Chicago Marathon since 2002, and in 2009 he ran in the Boston Marathon.


Meet Doctor McBride, DDS
Prior to attending dental school at IUSD, Dr. McBride attended Indiana University in Bloomington, IN where he graduated with a Bachelor of Arts degree in Biology and a minor in Chemistry. Go Hoosiers!
Dr. McBride recently moved back home to the Northwest Indiana area with his fiancée and fellow dentist, Dr. Chloe Mounayar. They enjoy going on hikes at the dunes, discovering local Farmer’s Markets, and cuddling their little black cat, Frankie. He loves sports, whether it is playing or watching, and would love to talk to you about why IU is going to win the national championship this year. Dr. McBride is excited to join Dr. Sim and his team and is excited meet all of you – the amazing patients he keeps hearing about. He intends to honor and uphold the values and ideals for patient care, as laid out by Dr. Sim, and cannot wait to begin creating long-lasting relationships with each of you.