We strive to provide our patients and their families with the highest quality personalized care and service possible. We are committed to excellent treatment results using the latest technology in a relaxed, clean and professional environment.

We pride ourselves on being friendly, prompt, positive and honest, and we will always go the extra mile and treat others the way we wish to be treated. When you walk into this office, our wonderful team of orthodontic professionals will be happy to assist you!

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Dr. Jennifer Buchanan

Dr. Jennifer Buchanan began her practice in 1996 and has been creating winning smiles and supporting the McKinney community every since. Dr. Buchanan earned her Bachelor’s Degree in Secondary Science Education at the University of Texas at Austin, then went on to attain her DDS and Master’s Degree in Orthodontics at Baylor College of Dentistry.

Meet Our Staff


Insurance Coordinator

I started in dentistry in 1969 as a senior in high school in Oklahoma. I moved to Texas in 1988. I began my career as a dental assistant moved to front office and office manager. Through the last 46 years it became evident my love for dentistry was insurance. All the experience evolved into me becoming an insurance coordinator. I have one daughter and two beautiful granddaughters that keep my busy. I started working at Buchanan Orthodontics in 2009 and feel blessed to work with Dr. Buchanan and the wonderful staff.


Financial Coordinator

I have worked for Dr. Buchanan since April, 2009. I’ve lived in McKinney since 1974, been married since 1983 with 3 children and 3 grandchildren, earned a BA in Sociology from UTD, and have worked in various areas of finance/insurance for 35 years. I have several hobbies but the most enjoyable is long distance hiking and backpacking. Interesting fact: My maiden name is Wilmeth, I’m a direct descendent of J.B. Wilmeth, a famous settler of McKinney in 1848.


Clinical Coordinator

I have been working with Dr. Buchanan since 2000 and that is when I started my orthodontic career. Seeing patient’s transformation and their confidence grow makes me love my job. I am a proud mom of a U.S. Army soldier; who is my pride and joy! In my spare time I enjoy spending time with my family, friends and my wonderful two pups Lexie and Lola! 


Clinical Assistant

I’ve been in the orthodontic profession since 1991 and have been a proud member of Dr.Buchanan’s team since 2005.

My husband Shannon and I have been married for 24 years and he is a supervisor with the Texas Highway Patrol. Our pride and joy is our son Elijah, who is a firefighter for McKinney Fire Department.

The most important thing to me is my faith in Jesus Christ. I give all the praise and glory to Him.


Treatment Coordinator

Hello! I first started Orthodontics in 1997 as a clinincal assistant. I love my position as Treatment Coordinator and helping our new patients on their journey towards a beautiful smile. Our office has the most advanced technology available. What has impressed me the most about Dr. Buchanan is her genuine compassion for her patients and staff.


Outside the office, my husband and I have two wonderful kids that keep us very busy. We also have two bulldogs that provide lots of laughs


Front Office/Marketing Coordinator

I have been in the dental industry for 10 years, and joined Dr. Buchanan’s team in late 2014. I am bilingual in both English and Spanish, and earned a Bachelor of Science degree in Marketing in early 2013. What I love most about my job is seeing our patient’s transformation, and seeing how much their confidence grows because of it. I am blessed to work with such a patient and caring staff. Dr. Buchanan’s constant involvement with the community, and her generous heart, make it easy for me to be part of such a wonderful organization.


Appointment Coordinator

Being part of patient transformations, watching confidence soar and getting to know patients on a personal level are just a few reasons I love orthodontics. 

I have been in the dental field for over 20 years. I have 2 grown children and a precious little granddaughter. My dog Athena keeps me on my toes and gives me lots of love!

I am impressed daily by the enthusiasm and commitment Dr. Buchanan has for her patients and staff. I am very blessed to call this my home away from home!


Clinical Assistant

I love seeing patient’s level of confidence grow throughout treatment. Seeing their smile when they get their braces off is what makes me love my job.

I am a happy, bubbly person. I love to find the positive in all situations. I am currently in school to obtain my degree in early childhood education to become an elementary school teacher. In my spare time, I enjoy spending time with family, friends and corgi (Walter).

Dr. Buchanan’s energy and passion for what she does flows throughout her team. She makes coming to work fun and enjoyable every day.




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