Meet The Team

Come Meet Santa Rosa Dental Care Team of Hygienists, Office Staff & Dental Assistants

At the core of our dental practice is a friendly team of professionals that are dedicated to your utmost comfort and optimal oral health. We view each patient as a unique individual, and tailor each treatment to your specific needs. As part of our commitment to providing close, personalized attention to every patient, we want to encourage patient communication. Please know that we are here to provide outstanding patient care, and that we value the trust you have placed in us.


Gaby Felix

Gaby joined Dr. Lehman & Waggener's dental team in 2018. From a young age she has always enjoyed dentistry and now enjoys & takes pride in getting to know and helping our patients. Gaby Says "I am extremely proud to work with a wonderful & passionate team. My goal is that our patients are happy with every aspect of their visit. I always look forward to greeting our wonderful patients." When Gaby is not in the office, you will find her spending time with her husband Jonathan and pup Luna. She enjoys traveling, hiking, reading & spending time as a volunteer Bible instructor.


Tiffany Boyle, RDA

Tiffany grew up in Sonoma County. She loves to spend time with family and friends and often goes camping with her husband and two daughters. Tiffany knew in high school that she wanted to become a dental assistant. In 2003, she graduated from Santa Rosa Junior College with her Associate in Science degree and Certificate of Dental Assisting. Dr. Waggener hired Tiffany right out of school and the two have been working side by side ever since. Tiffany is extremely knowledgeable and current in her field and has a wonderful touch with patients. She takes the time needed to educate patients about their dental procedures and to alleviate any concerns they might have about their upcoming care.


Deanna Martinez , RDA

Deanna joined Dr. Lehman & Dr. Waggener's dental team in 2022. Deanna's passionate & enjoys helping others which is a large part of why she pursued a career as a registered dental assistant in 2019. She strives to provide a calm comforting environment for every patient. Outside of the dental office, Deanna loves cooking, beach days, traveling and spending time as a volunteer bible instructor with her husband Carlos.


Holly Maddocks , RDA

Holly Maddocks graduated from the Santa Rosa Junior College dental assisting program in 2003, where she has been in the dentist field ever since. Born and raised in Sonoma County, where her and her husband continue to live and raise their family. Outside of the dental office, Holly loves being outdoors, gardening and spending her time with her friends and family.


Dafne Alvarez, DA

Dafne grew up in Santa Rosa. She joined Dr. Lehman and Waggener's team in 2019 as a receptionist and later on found her passion for dental assisting. Dafne is currently continuing her education to become a registered dental assistant. She enjoys spending time outdoors with her dog, Stormi as well as traveling with her boyfriend.


Cori Wickersham, RDH

Cori graduated with her degree in dental hygiene in 2004.  Just after graduation, she and her husband moved to Healdsburg, excited to take advantage of all that Sonoma County has to offer. She began her hygiene career with Dr. Waggener in December of 2004 and has been with the Lehman Waggener team ever since.  Cori enjoys connecting with her patients, offering conversation and compassion with experienced quality care and guidance for optimal oral health. When not at the office, Cori enjoys being outdoors and active. She loves to spend time on nearby lakes, beaches and hiking the hills of Sonoma County.  Her biggest joy is her family and she loves sharing her life with the lives of her patients.


Deborah Davis, RDH

Debbie grew up in Wyoming where she graduated from Sheridan College with a degree in Dental Hygiene. Debbie and her husband moved to Santa Rosa in 2001. They spend much of their spare time remodeling their home. She loves the great outdoors and cooking but her greatest passion is her two daughters and four grandchildren. Debbie truly cares about her patient dental health and well-being.


Alicia Miller, RDH

Alicia was born and raised in Sonoma County and graduated locally from the Santa Rosa Junior College. Alicia worked in the dental field prior to becoming a Dental Hygienist and always knew it was her passion. Her primary goal is total patient care, in addition to helping patients achieve optimal oral health. Outside of the dental office, Alicia enjoys incorporating fitness into her daily routine as well as spending quality time with her husband, daughter, and their golden retriever.