Trusted By Families. Rooted In Community.
Formerly Alpine & Rafetto Orthodontics, we combine today’s best technology with a genuine commitment to relationships, convenience, and doing what’s right for every smile. You’ll find the same great doctors, the same awesome team, and the same exceptional care — just a new name that reflects our Delaware roots. We treat every patient like family and every smile like our own.
Award-Winning Orthodontic Care
We’re honored to be recognized by both our dental peers and our community. Thank you to every family who trusts us with their smile.
Delaware Today • 2026
Top Dentists – Orthodontics
Dr. Mark Fiss and Dr. Leah Yi were named Delaware Today Top Dentists in the Orthodontics category, peer-nominated through a voting process open to licensed dental professionals in the state.
Winner • Central
First State Favorites
Voted by the community as the winning Orthodontic Clinic for Central Delaware in the Beauty & Health category of the First State Favorites awards.
Top 3 Nominee • North
First State Favorites
Voted by the community as a Top 3 Orthodontic Clinic for North Delaware in the Beauty & Health category of the First State Favorites awards.
DR. MARK FISS
DR. PETER SULAIMAN
DR. LEAH YI
Our doctors combine advanced training, trusted
experience, and a genuine passion for helping you
feel confident in your smile.
Dr. Mark Fiss pairs decades of orthodontic expertise with a passion for the community to create confident smiles with care you can trust.
Dr. Peter Sulaiman combines his passion for science, precision, and patient care to deliver expert orthodontics with a personal touch.
Dr. Leah Yi blends advanced training, 3D technology, and a comprehensive approach to create healthy, beautifully aligned smiles.
People. Smiles. Confidence.
01
50+ Years of Trusted Care
For generations, families have turned to us for orthodontic care built on trust, relationships, and doing what’s right.
02
Locally Owned & Independent
03
Convenient & Family-Friendly
04
Personalized & Patient-First
Your Smile. Your Options.
We offer a full range of personalized treatments to help
you achieve the confident smile you’ve always wanted.
From braces to clear aligners, we’ll help you find the
option that fits your lifestyle and your goals.
100% Privately Owned
See Why It Makes a Difference
WHAT OUR PATIENTS SAY
I enjoyed my experience from beginning to end! I got braces for the first time. I was very nervous and didn’t know what to expect. Every one that I spoke to could see the concern on my face and calmed my uneasiness. I would recommend this practice to anyone.
I can’t thank Dr. Fiss and the team enough for their support during my orthodontic journey! Everyone is very accommodating and pleasant, and I would highly recommend to anyone. I’m so satisfied with the before and after result of my smile.
Both of my kids have gotten braces from them. The staff is super friendly and knowledgeable. They explain everything so well so both the kids and I know what is happening. Thanks to the whole staff!
I could never have asked for a better experience than what we have had with Dr Fiss. Every dollar has been worth it for our daughter who had spacing issues and truly, a miraculous before and after in less than two years. I highly recommend this practice.
