Corpus Christi Dentist Staff
Members of our staff have been hand-picked to provide you the best possible experience during your visit with us.
The first thing you'll notice when you walk into our office is the incredibly friendly employees at the front desk and the inviting atmosphere .  At the front desk we have Silvia, Lisa and Christy.  Silvia and Christy has been with us since we opened our doors, Lisa has been with us for 20 years.
We have 3 hygienists, Joni, Pat, and Leolani.  Joni and Pat have been with us for over 20 years. Leolani is the newest member of our hygiene staff.  We receive many compliments by our patients on how professional and friendly our hygiene department is.
Working side by side with our doctors are our Registered Dental Assistants.  We have Brittany, Connie, Theresa, and Roxanne.   Connie has been with us for 17 years. Theresa joined us in 2011, and Brittany in 2012 and Roxanne is our newest dental assistant joining us in 2016.  .
Behind the scenes, we have Cathy (Management), and Jonathon (Administrative Assistant ).  Cathy has been with us for over 25 years, and Jonathon joined us in 2016. 
As you can see, we are more than a dental office, we are a dental family.  Out of all our dental family members, many have worked here over 20 years.   Learn more about our dental family below!
Cathy Cassels, Business Administrator
Cathy joined our dental family in June, 1989 as our Business Administrator. She is responsible for all aspects of our office, from managing the office and insurance responsibilities to making sure we have happy patients. Her patience and understanding nature allows her to handle any and all situations that may arise with professionalism and compassion. Subsequently, she has gained the respect of all Apple Dental Center employees and our patient's alike. Cathy is single. She has two wonderful children. Bradley Stapp, her son, and he has given her 2 beautiful granddaughters, Kendyl and Harper. Brad currently works as a car salesman for AutoNation Chevrolet. Candace Stapp, her daughter, was in the Air Force for 3 years and is currently living in Houston and working as a nurse in Houston, Texas and will eventually further her education to become a nurse practitioner. Cathy loves all animals and for fun enjoys gambling, traveling, and spending time with family and friends but especially her granddaughters!
Christy Barwise, Manager
After Christy graduated from Midwestern State University in the Dental Hygiene program, she began working as a hygienist in a big dental clinic in the Dallas/Fort Worth area. Christy moved from the Dallas/Fort Worth area to Corpus Christi to help open Apple Dental Center's doors in 1987. She has been in the dental field for over 30 years and at Apple Dental Center for over 25 years. She started off as a hygienist for Apple Dental Center and was promoted to a Manager shortly after. She has been married to Dr. Barwise for many years and they share two beautiful children, Kylee and Mason. And you may also recognize Christy and her smile, because it is the one we use in our commercial!
Jonathon Lawver, Administrative Assistant
Jonathon is a hard working, caring, and loyal employee who desires a life full of happiness and love and to take every opportunity life has to offer. His work ethics follow suit. He assists Dr. Barwise and Cathy with every aspect of her job and always with a smile on his face. His interactions with our patients is limited with his position but it brings him great joy when he does get to deal with our patients. He is very much an outgoing people person! Jonathon enjoys hanging out with friends, walks on the beach and listening to all genre's of music.
Silvia Rodriguez, Front Desk Coordinator/Asst. Manager
Silvia has worked here since May, 1987. She was the face you first saw the day we opened Apple Dental Center and currently greets all our patients with the same courteous and friendly demeanor. She is also one of the few employees in our office that speaks fluent Spanish. Silvia helps out with all of our OSHA responsibilities and makes sure each new employee is properly trained. Silvia volunteered as an EMT for over 25 years and is currently working with Habitat for Humanity in San Patricio County as well as a hospice volunteer for Christus Spohn during her spare time.
Lisa Nerios, Receptionist/Check-Out
Lisa joined Apple Dental Center in 1994 as our file clerk. She quickly moved from that position to our front desk receptionist due to her friendly personality. She has developed such a personal rapport with our patients over the years that she remembers them by name the minute they walk through our doors even if they haven't been to see us in over a year. She is one of the first smiling faces you see when you walk through our doors and has been for the past 20 years plus.
Joni Freeman, Registered Dental Hygienist
Joni has 28 years experience as a dental hygienist. She has 4 years in orthodontics, 2 years in periodontics and has been with Apple Dental Center since 1988. She has numerous patients that request her as their primary hygienist due to the friendly rapport she has developed with the patients over the many years she has worked here.
Patricia Hampton, Registered Dental Hygienist
Pat joined our staff in February of 1988. She received her hygiene training at Del Mar College and graduated in 1985. Pat is happy to be a part of the Apple team and can honestly say that she loves her fellow employees and feels like we are all a family here. Pat enjoys the interaction with all her patients and has many "regulars" that see her everytime they come.
Leolani Webb, Registered Dental Hygienist
Leolani graduated with her Associates in Dental Hygiene from DelMar College. She is currently enrolled at TAMUCC to obtain her Bachelor's Degree. Her goal in life is to be successful in every aspect of her life from raising her 3 daughters to her career. Leolani, (pronounced LeoLonny) is from Hawaii and loves her job because of the interaction with her patients and the other employees she works with! She truly loves helping her patient's! In her free time, Leolani enjoys watching movies and spending time with her girls doing arts and craft projects.
Connie Herrera, Registered Dental Assistant
Connie was hired to work for Dr. Barwise in September, 1997, shortly after graduating from Del Mar College. Connie is enthusiastic and friendly which brings Dr. Barwise's patients much comfort. They love her professional yet personal demeanor. Connie is the first one to help her fellow employees out and walks through the office every day with a "good morning" greeting for all. We are fortunate to have Connie as a member of our dental family for the past 17 years.
Roxanne Ortiz, Registered Dental Assistant
Roxanne joined our family in 2016. She interned with us from Kaplan College and was immediately hired when her internship ended. She has two kids and prides herself in her accomplishments to complete her Kaplan program while raising two small children. Her goal is to learn from her mistakes and be the best dental assistant she can be. Roxanne is a "people person" and loves helping her patients to understand recommended treatment and being there to answer any questions they may have. For fun, Roxanne likes to take her family to parks and spend time with them.
Brittany Egan, Registered Dental Assistant
Theresa Guzman, Registered Dental Assistant
Theresa has been in the dental field since 2007, when she graduated from Kaplan College. She worked for Apple Dental Center right after she graduated from Kaplan and has recently returned to work for us again. Theresa graduated from Robstown High School and decided to attend Kaplan college as a dental assistant because she wanted a career that would allow her to work with people. Dr. Barwise's patients compliment Theresa most about her concern for their well being and her contagious laugh. She gets along well with her fellow employees and is always wanting to lend a hand. Theresa originally thought she would like a career in cosmetology and received her license after taking high school courses. She also enjoys karaoke and spending time with her family and friends. We are fortunate that her paths led her back to her Apple family!