John Nikmard, DDS

Check back soon to meet Dr. Nikmard!


Randy Farmer, DDS

Dr. Farmer received his Doctor of Dental Surgery degree in 1984 from the University of Texas Dental Branch in Houston, Texas. Prior to that, he attended Texas A&M University from 1977 to 1980 for his undergraduate studies. During his senior year in dental school, Dr. Farmer received the American Association of Orthodontics Senior Dental Student Award. When he graduated in 1984, he began a private practice in Plano, Texas with his wife, Dr. Isabelle Farmer, and they offered a variety of advanced treatments, including Nobel Biocare’s Teeth in an Hour and non-surgical periodontal treatments. In 2006, Dr. Randy Farmer worked at Castle Dental for one year, and in January 2007, he began another private practice in Houston, Texas.
In addition to his academic training and extensive experience, Dr. Farmer is certified in administering nitrous oxide and enteral conscious sedation, and he is a certified CPR-Cardiac Care Provider. In 2016, Dr. Farmer was appointed as a clinical academic professor, and he has also received academic appointment from the UTHealth School of Dentistry. Dr. Farmer is also affiliated with the following dental organizations:

  • Academy of General Dentistry, Fellow (1984-Present)
  • International Congress of Oral Implantologists, Fellow (2003)
  • International College of Dentists, Fellow (2017)
  • Houston Academy of General Dentistry, Board Member (2008-Present)
  • Houston Academy of General Dentistry, Past President (2015-2016)
  • Texas Academy of General Dentistry, Board Member (2015-2016)
  • Texas Academy of General Dentistry, Treasurer (2016-Present)
  • American Dental Association, Chairman of the Sponsorship Committee and Star Council Member
  • Texas Dental Association
  • Greater Houston Dental Society

In addition to participating with several dental associations and organizations, Dr. Farmer continues to expand his education on a regular basis to stay up-to-date on the latest dental technology and techniques. In 1992, he took courses at the Center for Advanced Dental Studies for the evaluation, diagnosis, and treatment of masticatory problems. In 1994, he received training in comprehensive esthetic restorative continuum from Baylor School of Dentistry, and from 2002-2003, he attended the University of Texas Health Science Center in San Antonio for training in preceptorship in dental implantology. In addition to his continuing education, Dr. Farmer has given many presentations at various dental study clubs and conferences, with topics ranging from advanced bonding techniques, hiring techniques in Texas, All-On-4, and overdentures.
Dr. Farmer was born in Amarillo, Texas, and he was always been active in his communities. Since 1994, he has been a member of the Texas A&M University Corps Development Council. He also actively participates with his church, the Prince of Peace. Dr. Farmer has been the head coach for local sports team, including the PSA basketball team from 1998 to 2003 and the PSA football team in 2004.
Dr. Farmer has been married to his wife, Isabelle, since 1981, and they have one son, Ben. In his free time, Dr. Farmer enjoys fly fishing, reading, working with computer technology, and coaching sports teams.


David K. Umansky, DDS

Dr. David Umansky earned his Bachelor’s degree at the University of Texas in Austin, where he majored in English Literature and minored in Biochemistry, graduating pi beta capa with high honors. He earned his dental degree from the University of Texas Health Science Center-Houston Dental Branch, ranking 8th in his class of 60 students. Dr. Umansky also completed a 1-year internship in oral and maxillofacial surgery, receiving advanced training in tooth impactions, pre-prosthetic surgery, IV sedation, oral trauma, oral pathology, treatment of oral diseases, and dental implants. His professional achievements include Mastership status at the Academy of General Dentistry and a membership in the Phi Beta Kappa National Honor Society, both highly exclusive due to the level of CE courses and academic achievement required.

Dr. Umansky’s drive to acquire top-level knowledge and skills of dentistry has earned him several scholarships and positions on the Dean’s List. He continues to pursue dentistry with the same ambition, achieving over 1,500 hours of continuing dental education to date and striving to provide his patients with the best possible care.

He and his wife, Angela, have been married for over 20 years and have a 9-year-old son named Ben. Dr. Umansky’s pastimes include fishing with his son, spending time with family, and perfecting his barbecue skills.


Naila Zafer, DDS

Check back soon to meet Dr. Zafer!

Meet Our Team

Our friendly team at Aesthetic Dentistry Associates is committed to helping you enjoy a healthy smile for a lifetime. When you visit our practice, we take the time to understand your oral health needs and smile goals so that we can provide a treatment tailored to fit you. We welcome you to call us at 281-446-4700 to learn more about our quality dental care in Humble, Texas, and to schedule your appointment with our experienced dentists.

Amanda Garza, General Manager

Amanda became a member of the Aesthetic Dentistry Associates team in 2011, and she loves being here! She loves how everyone’s first and foremost goal is our patient’s satisfaction, and how we all work together to ensure that we not only meet but exceed our patients’ expectations. Amanda ensures that she does her part to help our team and practice achieve success. Amanda also joins her co-workers in regular continuing education courses to ensure that they remain up-to-date with the latest changes and advances in dentistry.

Amanda has been happily married for 22 years. She has a son, Nico, who is in college and a daughter, Victoria, who is a junior in high school. In her spare time, Amanda enjoys watching baseball and traveling.


Kelsey, Administration Assistant

Kelsey is our administration assistant, and she helps to keep our practice running smoothly. Kelsey was born in Humble, Texas, and she enjoys readying and staying active in her spare time.

Doreen, Claims Specialist

Come back soon to meet me!


Vianey, Insurance Specialist

Vianey became a member of our team at Aesthetic Dentistry Associates in 2012, and she is working to become a cosmetologist. Vianey is very enthusiastic and committed to her work; she brings a positive attitude and helps educate patients on their dental needs to provide excellent customer service. Vianey loves working at our practice, especially because everyone is pretty much like family; everyone spends the majority of their day together, and they always work as a team.

Vianey is recently married, and although she doesn’t have any children yet, she wants to have a family someday. In her free time, Vianey loves to shop, and she is a huge football fan!

Devani, Patient Care Coordinator

Devani has been a part of the Aesthetic Dentistry Associatesteam since 2015, and she is hoping to complete her Bachelor’s degree in business. Since joining our practice, Devani’s co-workers have become her second family. She loves the atmosphere and being able to learn something new each day. Devani works hard to provide excellent customer service and strives to keep our patients happy and smiling.

Family is the most important thing to Devani, as they have pushed her to be successful and support her in everything that she does. When she is not working, Devani’s favorite thing to do is travel, especially to the beach. She loves bumming along the Gulf!


Priscilla, Patient Care Coordinator

Priscilla joined Aesthetic Dentistry Associates in late 2015, and she is currently working on completing her degree in science. She enjoys being a part of our team because everyone feels like a big family. Priscilla is a great asset to our practice; she is versatile in her work and strives to help whenever and wherever she is needed.

Priscilla is the proud mother of twin girls, and she stays busy with living the life of both a mother and a student.

Kim, Receptionist

Kim joined our team in June 2017. She is currently studying at Lonestar College in Kingwood to become an elementary school teacher. She was born in Houston, Texas, and she enjoys watching movies and taking road trips when she can. Kim also enjoys spending time with her family, which consists of her two older brothers and nephew.


Cheryl, Dental Hygienist

Cheryl has been with Aesthetic Dentistry Associates since 1991. She received her bachelor’s degree in dental hygiene from the University of Tennessee Health Science Center, as well as a Bachelor of Business Administration with an emphasis in accounting from Texas A&M University. Cheryl loves her patients and seeing all of the advancements in technology that is happening in dentistry.

Cheryl was born in Beaumont, Texas, and she has lived in Kingwood for the last 20 years. She has been married to the love of her life, Keith, for 30 years, and they have 3 amazing children: Jared is 25, and their twins, Kyle and Abbie, are 24. Cheryl is a sports enthusiast, especially when it comes to Aggie football. Outside of work, she loves spending time with her family and friends.

Sandy, RDH

Sandy has been working in the dental field for more than 30 years! She received her degree from Caruth School of Dental Hygiene in 1963 and has been a part of our practice since 1999. In addition, Sandy has spent 25 years working in the periodontics field. With so many years of experience, Sandy contributes greatly to our practice, and she loves it! To her, Aesthetic Dentistry Associates is a wonderful place to work because it is fun, and the staff is “top notch.”

Sandy has been happily married for 54 years and has 2 grown sons. In her free time, she enjoys gardening and quilting.


Reese, Dental Hygienist

Reese has been a member of the Aesthetic Dentistry Associates team since January 2017. She has received a Bachelor of Science in communication and an Associates of Applied Science. Reese is a wonderful contribution to our practice. She helps her patients feel at home by helping them see how much she enjoys getting to know them and providing comfortable care, and how she looks forward to seeing them again. Reese loves how everyone on our team is so flexible in helping each other and encouraging each other to do their best.

Reese has a 13-month-old son, Ryland, with whom she loves spending time. When she has free time, Reese enjoys reading and working out.

Esmeralda, Dental Assistant

Esmeralda has been a registered dental assistant for more than 20 years. She received her degree from Astrodome Dental in Houston, Texas, in 1994. She is also certified to treat patients with dental sealants and nitrous oxide, and to perform polishing treatments. Esmeralda loves what she does because she loves taking care of patients and learning about new available technology.

Esmeralda was born in Merced, California. She has been married for 18 years, and she has 2 daughters, ages 23 and 18. In her free time, Esmeralda enjoys being with her family.


Mignon, Registered Dental Assistant

Mignon is originally from South Africa, and she has over 20 years of experience in being a dental assistant. She continues her education by taking courses each year, ensuring that her dental knowledge remains fresh and up-to-date. Since joining our practice in 2014, Mignon has learned a lot of new procedures and feels like she has grown with the practice. She, along with the rest of our team, is 100% dedicated to our patients and wants to help make a difference in their dental experiences. Mignon works her hardest every day. She helps our patients have a better understanding of what is happening with their treatment by explaining procedures and helping them feel more comfortable.

Mignon still has a lot of family in South Africa. Her husband, Bryan, and her two sons are with her here in Humble, Texas, as well as an amazing daughter-in-law. Mignon is also expecting a granddaughter and a grandson in July of 2017. When she is not in the office, Mignon enjoys having barbeques with friends and family, going to the beach, taking road trips, and listening to music.

Kelli, Registered Dental Assistant

Kelli joined our team in 2015, but she has six years of dental experience. She enjoys being a part of our practice because of how well everyone works together to provide our patients with the best customer service and care. Kelli loves to interact with her patients, and she has a way with putting them at ease when they are nervous. She truly provides great customer service!

Kelli moved to Humble, Texas, in 2000 from southern Louisiana. She is the proud mother of two handsome sons, and she enjoys listening to music, paddle boarding, and fishing


Laura, Dental Assistant

Laura joined our team at Aesthetic Dentistry Associates in 2010, and she absolutely loves her job and her work family. She enjoys coming to work and seeing everyone’s warm, welcoming faces, which makes working a little more fun. Laura feels fortunate to be a part of our team and looks forward to continuing to contribute 100% to her fellow co-workers and patients.

Darunee – Registered Dental Assistant

Darunee joined our practice in December 2016, and she is a certified and registered dental assistant in Texas. Darunee is a hard worker, and she brings her best smile every day. She has a way of helping our patients and making them feel comfortable during their treatment. To Darunee, one of the best parts of working at Aesthetic Dentistry Associates is the good, helpful team and the family-like atmosphere.

Darunee is happily married, and she has one brother and one sister. In her free time, she enjoys to travel and play sports, including golf, badminton, and biking.




Chelsey attended Everest College, and she has been a dental assistant for over 5 years. She is married and has 3 children. In her spare time, she enjoys the outdoors and spending time with her family.