Meet Dr. Brenda L. Kueckels

Best Upland Dentist | Dr. Brenda L. Kueckels, DDS

Dr. Brenda L. Kueckels, DDS

Dr. Brenda L. Kueckels received her dental degree from UCLA School of Dentistry in 2000. In 2001, she completed a General Practice Residency at the Loma Linda VA Hospital, where she received advanced clinical training. In 2016, Dr. Kueckels joined Dr. Van Doren in his state-of-the-art dental practice in Upland, CA. She purchased the practice upon his retirement in 2018.

Dr. Kueckels is experienced in basic oral surgery, periodontal health techniques, endodontics, prosthodontics, implant and pediatric dentistry. She is trained and certified in the use of dental laser therapy, as well as Invisalign and Lumineers techniques. She is an active member of the Academy of General Dentistry, SPEAR education and the prestigious Mt. Baldy Study Club, where members share a commitment to dental excellence and exceptional patient care.

Dr. Kueckels believes in providing dental care to her patients with excellence, compassion and integrity to be the best Upland dentist for all who see her. She strives to empower her patients through education so that they maintain happy, healthy smiles.

In her free time, Dr. Kueckels enjoys hiking, skiing along with landscape and wildlife photography. She also enjoys cooking, especially for happy occasions!


Best Upland Dentist | Dr. Brenda L. Kueckels, DDS

Arlene Fernandez, Manager

Arlene is a true professional. She began as a dental assistant in the 80's and fell in love. Always abreast of changes in the profession and seeking growth in her career, her transition to office manager was inevitable. With over thirty years of experience in dentistry, she is an excellent patient advocate with insurance and works hard to provide top notch service. Her favorite part of working here is when patients tell her how happy they are with their care. It makes her smile! When she's not working, you may catch Arlen bicycling around town or hanging out with a good book and her puppy, Fred.

Best Upland Dentist | Dr. Brenda L. Kueckels, DDS

Suzanne Balderas, RDH

As a Registered Dental Hygienist with more than 14 years of service to patients Suzanne is passionate about oral care and whole body health . She is a dedicated clinician and always gives 100% to our patients. Quality patient care is very important to her and being sure that patients receive the absolute best care while with her is one of her top priorities. She enjoys being part of a team that provides a high level of care and is on the cutting edge of technology. She enjoys working as a hygienist, because it is fulfilling to be able to help our patients achieve a healthier smile. Suzanne has one daughter and a son, and she enjoys spending time with her husband and children outside of work traveling, swimming and enjoying the beach.

pam | Best Upland Dentist

Pam Mendez, RDH

Pam has been working in the dental field for forty-two years. She received her Registered Dental Assistant license and A.S. degree from Chaffey College in 1978. After obtaining her A.S. degree, she worked as an Orthodontic Assistant for fifteen years. She received her Registered Dental Hygiene license in 1994 from Pasadena City College and was awarded the In Clinic Professionalism Award. Since then, she has enjoyed working in general dentistry and periodontics. Pam worked with Dr. Van Doren for twenty-five years and continued with Dr. Kueckels when he sold the office in 2018. She is dedicated to her profession and passionate for the oral health care of her patients. In her spare time, Pam enjoys boating and camping with her husband.

becky | Best Upland Dentist

Becky Warden, RDH

Becky loves her patients! A graduate of San Joaquin Valley College, Becky is truly a dedicated professional. Her customized strategies for thorough and comfortable hygiene services are second to none when it comes to maintaining beautiful, healthy smiles. Becky enjoys socializing with her family and friends over good food or an occasional concert or Baseball game. Go Dodgers! She also enjoys quite days at home with her husband and cats, Merrick and Winnie.

diana | More Best Upland Dentist

Diana Garfias, RDA

Diana joined our team after working in another dental office for several years. She earned her Dental Assisting diploma in 2013, and she is skilled in both front and back office procedures. She enjoys providing exceptional care to our patients while she continues her studies in pursuit of a career as a dental hygienist. In her spare time, Diana enjoys painting and going out for walks with her dog, Billy.

eric | Upland Best Dentist

Eric Kueckels

Technical and Team Support

Quality We Stand Behind

At our practice, we want the absolute best for each patient that comes through our doors. We genuinely care about our patients and proudly stand behind our work for you.

Clinical Excellence

It is our goal to provide the highest level of quality dentistry for our patients, and we know that is only possible as we commit ourselves to diagnosing, treating and interacting with patients at the highest standard of excellence. We use top quality materials and laboratories. We don't skip steps. We work with careful, detailed expertise. Additionally, we are networked with outstanding doctors in the specialty branches of dentistry to ensure the most favorable outcomes. You deserve the highest quality of care, and we deliver.

Comfortable Environment

We're proud of the fact that we provide a safe and comfortable environment where patients are pampered from their very first visit with us! Our friendly team members will remain attentive to your needs and do everything they can to help you feel at ease. Your comfort is a top priority.

Honest, Customized Recommendations

We believe in practicing with integrity while finding the right solution for your needs. We will provide an honest evaluation of your oral health and offer only treatment recommendations that are within your best interests. If needed, we'll put our heads together with other trusted specialists to come up with the best, most comprehensive plan for your care. Our goal is to help you build a customized dental plan that will allow you to achieve lasting health in a way that aligns with your needs and goals. We seek to earn your trust.

Patient Education

Not only do we provide exceptional dental care, we also provide thorough patient education. We will teach you how to protect the smile you've worked so hard to achieve through customized, at-home hygiene protocols. Additionally, we will take the time to answer any questions you might have and address all concerns prior to any treatment. You will feel informed, knowledgeable and empowered to take the reins on a healthier quality of life.

Exceptional Team Members

Our team members are exceptional at what they do! We provide outstanding customer service for our patients and do so in a loving, caring and professional manner. We make your needs a priority and take the time to listen closely to you. You will be treated exceptionally well here! When you join our practice, you join our dental family tree!


If you value these qualities in a dental team, call us today! We’re passionate about your smile and passionate about helping you achieve optimal health!

Request an Appointment Today!

Office Hours

Mon 8am - 5pm
Tues 8am - 5pm
Wed 8am - 5pm
Thur 8am - 5pm
Fri 8am - 12pm