Dr. Rachel Donnelly, D.M.D.
Dr. Donnelly is a dedicated orthodontist with a passion for creating beautiful, confident smiles. A native of Charleston, South Carolina, she earned her Bachelor of Science in Biological Sciences from Clemson University before returning to Charleston to pursue her Doctor of Dental Medicine (DMD) at the Medical University of South Carolina.
After several years in private practice as a general dentist, Dr. Donnelly further specialized in orthodontics, completing her post-graduate Orthodontic Residency at the Dental College of Georgia. Her comprehensive background in both general dentistry and orthodontics allows her to provide exceptional care with a well-rounded approach.
Outside the office, Dr. Donnelly enjoys spending time outdoors—especially near the water. She loves cycling, reading, and traveling. She is passionate about orthodontics and strives to make every patient feel comfortable, confident, and excited about their journey to a perfect smile.

Dental Specialties
Why did I became a dentist?
Why Choose PT Orthodontics?
Affordable Braces & Care
Affordable orthodontic options are available with $0 down and low monthly payments for everyone’s beautiful, healthy smile.
Smile Savings Program
Smile Savings Program is available to lock in current treatment rates and help keep monthly payments within your budget.
Lifetime Smile Guarantee
Our reassuring Lifetime Smile Guarantee supports your desire to maintain a beautiful PT Ortho Smile.
Thorough Initial Exam
We offer informative, obligation-free consultations to understand your orthodontic needs and treatment plans, making your decision easier.
Individual Treatment
At our office, you’re not just another patient; we provide personalized treatment plans tailored to your needs for the best results.
Cutting Edge Technology
Our dedicated team employs cutting-edge orthodontic technology for faster, more accurate diagnoses and more comfortable treatment.

Discover a dental practice
designed for perfection
We’ve reimagined orthodontic care to prioritize preventing issues before they arise, ensuring a healthier, more confident smile
We blend care and convenience to ensure you receive orthodontic adjustments efficiently and on schedule.
Insurance can be overwhelming, but at PT Orthodontics, we’ve got you covered. As an in-network provider for most dental insurance plans, we make it easy for you to access top-quality orthodontic care. Have questions? Call or text us to discuss your coverage and explore the best options for your smile. Plus, we offer flexible solutions and membership plans tailored to every situation, so you can focus on your care without the stress.
A waiting room designed for your comfort. Relax in our cozy chairs, enjoy a refreshing beverage, and unwind while you wait. Instead of flipping through magazines, explore our curated retail space filled with health and wellness essentials. It’s a stress-free way to spend your time before your appointment!