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Your Trusted Orthodontist in Amherst, NH
Amherst Orthodontics has been dedicated to transforming smiles through personalized orthodontic care for patients of all ages. Our practice combines clinical excellence with a patient-centered approach, ensuring each individual receives tailored treatment plans designed to achieve optimal dental health and aesthetic results. With a focus on conservative treatment philosophies and advanced techniques, we prioritize long-term oral health and functional outcomes.

Our team, led by board-certified orthodontists, brings decades of combined experience and a commitment to staying at the forefront of orthodontic innovation. We serve communities across southern New Hampshire, fostering relationships that extend beyond treatment to create lasting smiles. Our dedication to community involvement and patient education underscores our mission to make orthodontic care accessible, comfortable, and rewarding for every family we serve.
Services
Braces Invisalign Early Treatment Adult Orthodontics Retainers
Highlights and features
  • We offer personalized treatment plans developed by board-certified orthodontists with 20+ years of experience.
  • Our practice utilizes advanced technologies like iTero scanning and Invisalign for precise, comfortable care.
  • We maintain a conservative treatment philosophy focused on long-term dental health benefits.
  • Our team includes a Spear Education Faculty Member with specialized expertise in complex cases.
  • We provide complimentary consultations and flexible payment options for accessible care.
Associations and certifications
  • American Board of Orthodontics (ABO)
What people say
Excellent care Friendly staff Beautiful smiles Personalized attention Transformative results
Services
Invisalign
Invisalign treatment uses custom-crafted clear aligners to gradually straighten teeth without traditional braces. These removable appliances offer aesthetic benefits while maintaining oral hygiene accessibility. Our Premier Provider status ensures precise treatment planning using advanced digital technology for predictable results.
Early Treatment
Early intervention addresses developing bite issues in children aged 7-9. This specialized care focuses on correcting crossbites, narrow palates, and underbites to create proper dental arch development before comprehensive treatment.
Adult Orthodontics
We specialize in discreet orthodontic solutions for adults, including lingual braces and clear aligners. Our approach considers unique adult dental needs while achieving aesthetic improvements and functional bite correction for long-term oral health.
Braces
Modern metal and ceramic braces offer efficient tooth movement with improved comfort. We provide customized treatment using high-quality brackets and archwires, with optional colored elastics for personalized appearance during treatment.
Retainers
Custom-fabricated retainers maintain treatment results after braces removal. We provide both removable and fixed retention options with detailed care instructions to ensure long-lasting smile stability.
People
Dr. Diane Shieh
Orthodontist
Board-certified orthodontist with 20+ years of experience, recognized as New Hampshire's #1 Orthodontist by NH Magazine. Completed advanced training at Harvard University and maintains active teaching roles at Spear Education.
Dr. Katie Jo
Orthodontist
Experienced orthodontist specializing in patient-centered care for teens and adults. Brings expertise in Invisalign treatment and complex case management to complement the practice's comprehensive services.
Questions
What age should children first visit an orthodontist?
The American Association of Orthodontists recommends evaluation around age 7-8 for early detection of potential issues.
Do you accept dental insurance for orthodontic treatment?
We work with most major insurance providers and offer flexible payment plans to maximize your coverage benefits.
Are braces painful?
Initial discomfort is normal but typically subsides within a few days. We provide detailed care instructions to minimize any irritation.
How long does orthodontic treatment usually take?
Treatment duration varies by case complexity, averaging 18 months with options as short as 6 months for select cases.
Do you offer financing options?
Yes, we provide flexible financing plans and work with CareCredit to make treatment accessible for all patients.
What if I have a dental emergency after hours?
Our practice provides emergency care guidance through our website and phone system for urgent orthodontic concerns.