Our Practice

About Us

Our staff here at Preston Family Dentistry are dedicated to making sure that you receive quality dental care. We love our patients and want to provide you with the best dental treatments possible. Give us a call today or stop by our office in Dallas, Texas to meet us and schedule an appointment with our dentists!

Meet the Doctors



Dr. Mehrnaz Iranmehr
Dr. Mehrnaz Iranmehr completed her undergraduate degree in Biology at the University of Texas in Dallas in 1999, and continued on to Baylor College of Dentistry, where she earned her Doctor of Dental Surgery degree in 2003. While attending dental school, she received a Dentistry Academic Scholarship, the General Dentistry Program Excellence Award, and an Outstanding Achievement in Operative Dentistry award.

Dr. Iranmehr is an active member of Plano Rotary Club. She loves teaching, and currently holds the position of Clinical Assistant Professor at Baylor College of Dentistry, where she teaches chairside practice to prospective dentists. She actively seeks to advance her knowledge of dentistry, striving to stay up-to-date on leading edge techniques and treatments through continued coursework, walk-through hands on experience, and instruction with other dentists.

Dr. Iranmehr was born in Tehran, Iran, and spent her early years in Germany prior to moving to the United States. She has been a resident of Plano, Texas for over twenty years and is the proud mother of her associate dentist. When she is not busy with dentistry and is outside the office, Dr. Iranmehr enjoys spending time with her family and traveling.

When she began her formal education, Dr. Iranmehr made a commitment to excellence which she continues to pursue to this day. She goes above and beyond the call of duty to ensure that every patient’s experience is comfortable and enjoyable. She is known by her patients for her friendliness, compassionate care, and her willingness to listen closely and provide explanations for all aspects of dental care.


Dr. Bahar Iranmehr
Dr. Bahar Iranmehr grew up in Plano, TX and completed her undergraduate degree in Human Biology with honors at the University of Texas at Austin. She attended Texas A&M Baylor College of Dentistry where she earned a Doctor of Dental Surgery (DDS) degree. She knew she wanted to follow in her mother’s footsteps to be a dentist so that she could help people find their smile again.

Dr. Bahar is passionate about patient education and preventive dentistry and takes time to listen to her patients needs in order to achieve their goals. She is dedicated to patient care and wants every patient to feel comfortable and at ease while working towards a functional and attractive smile.

In her spare time, Dr. Bahar enjoys traveling and spending time with friends, family, and her two dogs, Charlie and Bailey.

Meet the Staff


Financial Coordinator

Sarahi has been with our practice since 2009. She helps our patients acquire quality dental care, and ensures that our office always runs smoothly and efficiently. She loves our dental team, saying that “We share the same principles and we look out for each other, this is our second home.” She is a people person, and loves helping every patient that comes into Preston Family Dentistry. Sarahi is always making sure that we have a relaxed and friendly environment. Sarahi is married and has three daughters. She is very busy as a mother and enjoys crafting and cooking. She is also a children’s teacher at her church.

Administrative Coordinator

Sara is the newest member of the PFD family and already feels like this is her second home. Family has always been her number one priority, so she always wants her team and patients to be taken care of like a family member. She loves meeting new patients and wants to help them in every way she can. She and her husband, James never get tired of traveling and trying new food. In her spare time, she loves cooking, dancing, and running.

Dental Assistant/Insurance Coordinator

Jessica has been with us since 2017. She is a registered dental assistant and is our office insurance specialist. She enjoys being able to help our patients understand their dental benefits and insurance coverage. She loves treating our patients as her own family and enjoys the atmosphere of our family practice. Jessica is happily married to her husband Uziel. She has a son named Jonathan and enjoys spending time with her family, cooking and being outdoors.

Scheduling Coordinator

Marisol loves to help our patients coordinate when scheduling. She is very caring and loves to welcome everyone as soon as they come in with a smile. She will make sure you are greeted as family. She is a fur mommy to two blue heelers, and currently working on her degree to become a registered dental hygienist.

Dental Assistant

Anahita has been with Preston Family Dentistry since 2008. She earned a Bachelors degree in Industrial Management in Tehran in 1994, and her RDA in 2008. She loves interacting with our wonderful patients to help improve their oral health. She is always smiling and has a positive attitude towards all life experiences. Anahita is happily married to her husband, Feridoun. They have two children, a daughter and a son and a fur son named Zeus. She loves to read and to cook for her family.

Dental Assistant

Nazee has been in the dental field for over 20 years. She is responsible for many of the day-to-day functions at Preston Family Dentistry and she always maintains a peaceful, calming presence. She is a registered dental assistant and loves her job. Her favorite part of her job is interacting with patients and what she enjoys most is that the work we do at our office allows our patients to enjoy beautiful healthy smiles. Outside of the office she is a proud mom and loves spending time with her family and “Pashmak” her poodle.

RDH Dental Hygienist

Jenny joined our dental family in 2015. She earned her degree at the University of Texas Health and Science Center in San Antonio, where she graduated in 2012. She enjoys working with her co-workers and loves being able to make a difference in a patient’s life by providing education about oral health and tools to help improve their health. She has a very gentle touch and is dedicated to perfection when providing dental cleanings. Jenny is married to her husband Lee and in her spare time she enjoys playing with her beagle named Joey, reading, traveling and is a foodie.

RDH Dental Hygienist

Raven has been with us since 2018. She earned her degree at Texas A&M College of Dentistry in Dallas. She enjoys teaching patients and helping them achieve their oral hygiene goals. She looks forward to seeing every patient and getting to know them. Raven is married and has a son. In her spare time she enjoys being with family and friends, traveling and Zumba.

RDH Dental Hygienist

Lana has worked with Dr. Iranmehr since 2007 and officially joined our practice in 2021. She has worked in the dental field for many years, first as a dental assistant then graduating dental hygiene school from Collin County Community College in 2002. She loves helping patients achieve a healthy, beautiful smile. She also enjoys working with patients of all ages. She wants your visit to Preston Family Dentistry to be a great experience. In her free time, she loves spending time with her family and friends.

RDH Dental Hygienist

Kaitlyn joined our practice in 2017. She has been in the dental field since 2011 starting out as a dental assistant then earning her dental hygiene degree in 2017. She loves the caring, family atmosphere of our practice, and the emphasis on teamwork. She enjoys helping bring out every patient’s beautiful smile by providing dental care and educating them about oral health. Kaitlyn is a Texas native and has a daughter. In her spare time she enjoys reading, traveling and supporting her daughters various sport events.