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Your Trusted Orthodontist in Middletown, RI
At Semco Orthodontics, we prioritize your smile through personalized orthodontic care tailored to your unique needs. Our practice is led by Dr. Robert S. Semco, a double board-certified orthodontist with over 29 years of experience, who personally oversees every stage of treatment from consultation to final adjustments. We specialize in traditional braces, Invisalign, and advanced dental sleep medicine, ensuring solutions for crowding, spacing, TMJ disorders, and obstructive sleep apnea.

Our team emphasizes transparency, offering complimentary consultations and customized treatment plans while utilizing low-radiation digital imaging and 3D scanning technology for precision and patient safety. Recognized for excellence, we serve families across Southern New England with a commitment to professionalism, cutting-edge techniques, and a welcoming, family-oriented environment.
Services
Orthodontic Braces Invisalign Treatment Sleep Apnea Therapy TMJ Disorder Treatment Early Phase Orthodontics 3D Digital Scanning Retainers & Nightguards Jaw Alignment Solutions
Highlights and features
  • We offer personalized treatment plans with a board-certified orthodontist overseeing every case.
  • Complimentary, no-pressure consultations for children and teens.
  • Advanced technology including low-radiation imaging and 3D scanning.
  • Flexible financing options and acceptance of most major insurance plans.
  • Dedicated to patient comfort with a family-friendly, unhurried environment.
Associations and certifications
  • American Board of Orthodontics
  • American Board of Dental Sleep Medicine
What people say
Beautiful results Professional staff Personalized care Painless adjustments Welcoming atmosphere
Services
Orthodontic Braces
Traditional metal and ceramic braces correct misaligned teeth and jaw issues. Ideal for patients seeking durable, cost-effective solutions with proven results. Our team ensures comfort and precision throughout treatment.
Invisalign Treatment
Invisalign uses removable, transparent aligners to straighten teeth discreetly. Suitable for teens and adults wanting aesthetic alternatives to braces, with minimal impact on daily life.
Sleep Apnea Therapy
Custom-fit oral devices treat obstructive sleep apnea and snoring. Non-invasive solutions improve breathing and sleep quality, developed by our board-certified dental sleep medicine specialist.
TMJ Disorder Treatment
Targeted therapies address temporomandibular joint disorders, including splints and bite adjustments. Alleviate pain and improve jaw function with personalized care from our experts.
Early Phase Orthodontics
Early intervention for children aged 7+ prevents severe issues. We monitor growth and plan phased treatments to ensure optimal alignment and oral health development.
People
Dr. Robert S. Semco
Orthodontist
Board-certified orthodontist with 29+ years of experience. Graduated first in class at Tufts, completed residency at Mayo Clinic, and specializes in dental sleep medicine and TMJ disorders.
Nancy Semco
Treatment Coordinator
Over 25 years of orthodontic experience. Guides patients through consultations and treatment planning. Holds a BS in Pharmacy from the University of Rhode Island.
Questions
What orthodontic services do you offer?
We provide traditional braces, Invisalign, TMJ treatment, sleep apnea therapy, and early-phase orthodontics for children and adults.
Do you offer free consultations?
Yes, we provide complimentary, no-pressure consultations for children and teens to discuss treatment options.
What technology do you use?
We use low-radiation digital X-rays, 3D scanning, and electronic check-in systems for precision and patient safety.
Do you accept insurance?
We accept most major insurance plans and offer flexible financing options to accommodate your needs.
How are emergencies handled?
We prioritize urgent cases, including weekend appointments for issues like broken wires or discomfort.