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Mandy Barney, RDH

Mandy has been a part of our team since 2003. She spent the first 11 years as a dental assistant before becoming a hygienist. She graduated from Cerritos College in 2014, receiving multiple recognitions, awards, and scholarships for her efforts. Mandy has worked in a wide range of offices and has, “seen it all!” She is always eager to learn more and to stay on top of the newest products and research in the dental field. She attends continuing education regularly so she can keep up with the latest information in the always-progressing field of dentistry. 

Mandy enjoys working with the wide range of her patient’s dental needs, and enjoys seeing patients of any age. Being a mom of two little ones, she particularly enjoys treating young children, especially when it’s their first visit to the dental office. 

In her free time, Mandy enjoys spending time with her family, cooking healthy meals, and staying fit. She hopes to travel more and see more of the world and its beauty. 

Terri Gaydos, Front Office Administrator

Terri first started in the dental field in 1982 as a dental assistant. Her dental experience includes working in all aspects of dentistry, including all dental specialties.  She has known Dr. Matthew Miller for over 17 years and worked with him in another practice. Terri began working at Miller Family Dentistry in October 2016.  “I have finally found my forever home here with Miller Family Dentistry and I look forward to many more years of service."

Terri loves spending her free time with her husband of 26 years and their family. Her older son and his beautiful wife Blessed us with our first grandson. At 15 months old he keeps them on their toes. Her younger son is finishing up his last year of college. She enjoys reading, listening to music, watching movies and decorating for every holiday possible.

Kim Delaney, R.D.H.


Kim Delaney has worked with Miller Family Dentistry since 1984. She graduated from the Cerritos/UCLA Dental Hygiene Program in 1982 and has worked full-time in this field over 36 years. Kim has worked in two periodontal practices in her career, with her primary focus in general dentistry, working with both adults and children. In 2006, Kim became certified in the Mastership Program at The JP Institute for advancement in periodontal non-surgical treatment. Kim’s greatest strength is the dedication she provides to her patients while maintaining the excellence in her skills as their dental hygienist.


During her personal time, Kim enjoys living in Newport Beach and sharing her love of both the mountains and the beach with her husband, Kevin. She also loves to travel and spend time with her friends and family. Her favorite hobbies are skiing, snow shoeing, hiking and biking.

Amber Pitt, R.D.H.
Born into a dental family, Amber worked as a Dental Assistant throughout her years in High School.  Amber went on to Brigham Young University for her undergraduate education and returned to California to receive her Dental Hygiene Degree from the Cerritos College/UCLA Program in 2002.  Growing up in dentistry helped Amber to excel through the Hygiene program, where she won first place in the California Dental Hygienists’ Association student table clinic competition. Amber graduated at the top of her class, receiving the Academic Achievement Award.  Amber loves her job and has been working as a Dental Hygienist for 10 years, 7 of which have been at Miller Family Dentistry.
Amber is grateful that her job allows her to work part-time, so she can spend time at home raising her family.  She married her high school sweetheart, Chad, 11 years ago. Since then, their four children keep them busy and on the move. Amber enjoys spending time at the river with her family, taking long bike rides, sewing, crafting and re-painting just about anything she can get her hands on.

Ramon Ramirez, R.D.A.
Ray has worked with Dr. Miller for the past 15 years in two different practices in southern California. He received his California Registered Dental Assistant license in 1997.  With more than 19 years working in dentistry, Ray most enjoys the process of helping people smile.  Ray's experience offers a wide variety from general surgery to an educational instructor.


Julie Gheno, Front office administrator

Julie has been in the dental field for 32 years where her career began as a Registered dental assistant.  After expressing interest in the aspects of the front office, she was offered a front office position and as Julie says, the rest is history.  Julie has been working at Miller Family dentistry for the past 20 years and feels that the staff here are more like family that co-workers.  Among Julie's many loves of working in dentistry, she is most rewarded with the relationships she has with our patients and their families


Julie has two daughters Makenna and Morgan and recently adopted a rescue dog named Maggie, which is challenging but rewarding.    She enjoys walking and tries to walk at least two 1/2 marathons a year.  She loves the beach, once a month bunco, and Disneyland.

Amanda Powelson, R.D.A


Amanda graduated from Concorde career college in 2000 . She received her License as a Registered Dental Assistant in 2001 . Amanda joined Miller family Dentistry in 2016 . She has been working In Huntington Beach for general Dentistry for 17 years. Amanda truly has a passion for Dental assisting. The most rewarding for her is comforting the patient and helping them conquer their fears .


Amanda loves spending her time off with her family . She is married and has two kids . Her husband coaches soccer for both and she enjoys rooting them on from the sidelines .

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