Accepting new patients across Siouxland

Your orthodontists in Siouxland for over 30 years.

Braces, Invisalign, and airway-aware care for kids, teens, and adults, from orthodontic specialists who know your family by name.

Dr. Aaron Williams with a young patient, holding a model of teeth with braces
30+ years in SiouxlandBraces & Invisalign for local families
Orthodontic specialistsMembers, American Association of Orthodontists
Multiple convenient locationsSioux City · Le Mars · Wayne
Dr. Daniel Kaler and Dr. Aaron Williams standing together

Meet your doctors

Wondering if this is still Dr. Kaler’s office? It is. Dr. Daniel Kaler continues to see patients after more than 30 years of caring for local families, and Dr. Aaron Williams now leads the practice alongside him.

Both are orthodontic specialists and members of the American Association of Orthodontists, and both treat every stage of care, from a child’s first evaluation to adult Invisalign.

Get to know Dr. Williams & Dr. Kaler

What makes us different

Dr. Williams with the Siouxland Orthodontics team outdoors

Your team of orthodontic professionals, 30+ years in the community

The same familiar faces at every visit. Our team lives here, cheers for the same schools, and treats you like a neighbor, because you are one. We help you understand your insurance, explain every step in plain language, and never rush you out the door.

Meet the team
Dr. Williams showing a braces model to a young patient during a consultation

100% free consultations, with a doctor every time

No referral needed and nothing owed at the door. You sit down with Dr. Williams or Dr. Kaler, look at what is going on, and leave with a clear plan and honest answers, whether you start now, later, or not at all.

Request your free new patient exam

Your first visit is on us.

Free new patient exams at every office. No referral needed, and most insurance is accepted.

Request your free new patient exam
Memberships & credentials
American Association of Orthodontists American Dental Association Iowa Dental Association Invisalign provider Sioux City Dental SocietyMember

Kind words from our patients

My daughter goes here and couldn’t have asked for a better orthodontist. The staff is always friendly and answers my questions no matter how silly they may be. They did my daughters braces and couldn’t be happier.
Tiffany · parent · Google review
Awesome my daughter was nervous about getting her braces but they were very reassuring about the whole process.
Kim H. · parent · Google review
Super friendly staff. They’re easy to work around your schedule and get you in and out as quickly as possible.
Melissa R. · patient · Google review
Great orthodontist! Appointments are always on time and you are in and out quickly!
Courtney G. · patient · Google review
They were very nice and made me feel comfortable and they really care about their patients.
Melvin G. · patient · Google review
Great office! Professional but relaxed. Nice staff.
Deana B. · patient · Google review
Request a free exam

Ready to get started?

Your first new patient exam is free. No referral needed, and most insurance is accepted.

Request your free new patient exam