Your Trusted Family Dentist in Merrillville, IN
Over 1,200 5-Star Reviews – Trusted by families across Merrillville.
Cutting-edge technology for precise care with digital X-rays and advanced diagnostics.
Most insurances accepted, plus Sunbit and CareCredit financing.

Why Choose us for Your Family’s Dental Care?
Comprehensive, Patient-Focused Care
We offer a full range of services—from routine cleanings and preventive exams to restorative and cosmetic treatments—designed to meet the unique needs of every family member.
Expert, Gentle Treatment by Dr. Chanbo Sim
With over 30 years of experience, Dr. Sim delivers conservative, comfortable dental care. He genuinely loves seeing his patients walk out with big, healthy smiles.
Modern Technology & Personalized Plans
Utilizing the latest in dental technology, we craft individualized treatment plans that ensure gentle and effective care for everyone.
Welcoming Family-First Environment
As a family man himself, Dr. Sim understands the importance of a positive dental experience. Our practice is built on a foundation of warmth, inclusivity, and trust.

Our General Dentistry Services
Routine Checkups & Cleanings
Maintain optimal oral health with thorough exams and professional cleanings.
Tooth-Colored Fillings
Treat cavities with natural-looking, durable composite fillings.
Gum Disease Treatment
Protect your gums from infection with expert periodontal care.
Crowns & Bridges
Restore damaged teeth and missing gaps for a fully functional smile.
Root Canal Therapy
Save natural teeth and relieve pain with gentle endodontic treatment.
Dental Sealants & Fluoride Treatments
Extra protection to prevent cavities, especially for kids.
Hear What Our Families Say
Our patients appreciate the gentle, personalized approach and the high-quality care provided by Dr. Sim and his team. Here’s what some of our families have shared:
"From our very first visit, we felt like we were part of the family. Dr. Sim and his team are kind, patient, and truly care about making dental visits positive for our kids."

"Dr. Sim explains every step in simple terms and treats you like family. His commitment to patient satisfaction is evident, and our smiles have never looked better."

"Our entire family has received excellent care at Merrillville Family & Cosmetic Dentistry. Dr. Sim’s expertise and friendly approach make every visit comfortable and stress-free."

Questions About Our Family Dentistry Services?
Your questions about Family Dentistry answered. We're here to help you every step of the way.
We understand that dental visits can be intimidating for children. Our team is experienced in creating a fun, gentle, and stress-free atmosphere. We use child-friendly language, gentle techniques, and engaging approaches to help your child feel comfortable and confident during every visit.
At Merrillville Family & Cosmetic Dentistry, every member of your family is treated as an individual. Dr. Chanbo Sim takes the time to understand your unique dental history and needs, crafting customized treatment plans that ensure quality care for everyone—from toddlers to seniors.
We recognize that cost can be a significant concern. We accept most major insurance carriers (excluding Medicaid) and offer flexible financing options, including CareCredit, to help manage treatment expenses. Our goal is to make quality dental care accessible for your entire family.
Communication is a cornerstone of our practice. Dr. Sim speaks both English and Korean, and our team includes staff members fluent in Spanish, Polish, and Tagalog. This ensures that every patient feels understood and comfortable discussing their dental needs.
Absolutely. Our practice adheres to strict safety protocols and uses state-of-the-art technology to provide the best care possible. From routine cleanings to advanced restorative procedures, your family’s health and safety are our top priorities.
With over 30 years of experience, Dr. Chanbo Sim is dedicated to delivering conservative, comfortable, and high-quality dental care. His commitment to a family-first environment means you and your loved ones will receive compassionate care that’s tailored to your needs. We invite you to experience our warm, welcoming practice and see the difference for yourself.
Ready to Experience Exceptional Family Dental Care?
Join a practice that combines decades of experience with a genuine passion for caring for families. Dr. Chanbo Sim’s commitment to excellence and a family-first environment ensures your dental experience is both comfortable and personalized.
Over 1,200 5-Star Reviews – Trusted by families across Merrillville.
Cutting-edge technology for precise care with digital X-rays and advanced diagnostics.
Most insurances accepted, plus Sunbit and CareCredit financing.














