Orthodontist in Le Mars, IA
Braces and Invisalign for Le Mars families, right here in Plymouth County. Our office on Plymouth Street brings big-city orthodontics to your hometown, with personal attention from your doctor at every visit.


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 see patients at this office.
Get to know Dr. Williams & Dr. KalerBraces & Invisalign in Le Mars

Braces for kids & teens
Proven metal braces, with band colors kids actually look forward to picking.
See braces for kids & teens
Invisalign for kids & teens
Clear aligners that fit school, sports, photos, and everything in between.
See Invisalign for kids & teens
Invisalign for adults
Nearly invisible aligners that fit a busy, professional life.
See Invisalign for adults
Braces for adults
It’s never too late. Straighten your smile on your schedule.
See braces for adults
Clear braces
Ceramic brackets that blend in while they work. All smile, less metal.
See clear braces
Airway-aware treatment
Attention to how jaw development may support healthy breathing and sleep.
Learn about airway careAdvanced care, small-town heart.
Le Mars families should not have to drive to a big city for modern orthodontics. You get the same technology and treatment options right here in town, with the personal relationships that make small-town life so good.
Doctors who know your family, remember your story, and personally guide your care from start to finish.
Care at this office
Metal braces • Clear braces • Invisalign aligners Airway-aware care • Kids, teens & adultsAreas we serve
Le Mars, Merrill, Oyens, Struble, and Plymouth County Plus Remsen, Akron, Kingsley, and HintonCurious about airway-aware orthodontics?
Le Mars families often ask us about airway-aware care, and we offer it right here. Beyond straightening teeth, our doctors look at how jaw and dental growth relate to the airway, an approach designed to support healthy breathing and restful sleep alongside a great smile.
If you have wondered whether it might be a fit for your child or for yourself, we are happy to talk it through in plain language, with no pressure.
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.
Awesome my daughter was nervous about getting her braces but they were very reassuring about the whole process.
Super friendly staff. They’re easy to work around your schedule and get you in and out as quickly as possible.
Great orthodontist! Appointments are always on time and you are in and out quickly!
They were very nice and made me feel comfortable and they really care about their patients.
Great office! Professional but relaxed. Nice staff.
Rather call than type?
Many families just call. Our front desk can usually find a time this week.
(712) 546-5179Open Monday through Friday • hours vary by office
- No referral needed to be seen.
- Most insurance accepted, and we help with benefits.
- Se habla español.