Mayra was born and raised in Southern California. She has been with Dr. DeMarco and Dr. Wismann for over 14 years. In her spare time she enjoys watching and going to sporting events, and spending time with her family.

​With more than a decade in the dental field, I truly love what I do. My career began with a fascination for dentistry that quickly grew into a passion for helping people achieve optimal oral health and feel at ease in the dental chair. Outside of the operatory, I am constantly seeking to learn and grow, staying current with the latest techniques and technologies to provide the highest quality of care for our patients. It is a joy to work with such an amazing team and to build trust and friendship with each person who comes through our doors. Outside of the office, I enjoy spending time with my three children on outings of sporting events.

Denisse was raised in Phoenix, Az. She enjoys going hiking, exercising, dancing and going on trips with her loved ones. She’s been working in the Dental field since 2014. She recently joined Dr Wismann’s practice and she’s very happy to be a part of such an amazing team!

Erica has been a dedicated dental hygienist for over 23 years and continues to find joy in her work every day. She takes great pride in her thorough approach to patient care and her warm, professional chairside manner. Erica is passionate about educating her patients on proper oral hygiene, empowering them to maintain healthy teeth and gums and become the best versions of themselves.

Originally from Chicago, Erica relocated to Phoenix 14 years ago with her husband and twin daughters. Outside of work, she enjoys traveling and spending quality time with her family.

Sandra Estrada has been a dental assistant for 22 years and would like you to know she is not related to Erik Estrada. She has been with DeMarco Wismann Dentistry for four years. She has experience in the back office and works the front office as well. She is fluent in Spanish and her family is very important to her. She has been married to her husband for 25 long years. She has two children and in her spare time loves traveling to Mexicali, Mexico where she is from.

Paula was born in Michigan and has lived most of her life here in Peoria, Arizona. She has worked in the dental field since 1989. After many years, she returned to college graduating from Glendale Community College and then furthering her education graduating from Rio Salado College with her Dental Hygiene Degree in 2012. Paula enjoys interacting, educating and treating her patients with the utmost care. She has been working at DeMarco Wismann Dentistry since 2014.

Kim was born and raised in Phoenix, AZ. She attended Phoenix College and graduated with her Dental Hygiene degree in 1994. Kim first joined our office in 2001. Kim has been married to her husband Dave for 23 years and they have four children. When Kim is not working, she enjoys reading and spending time with her family.

Sherrie moved to Phoenix from Cambridge, MA in 2002 where she earned her masters degree in Dental Public Health at Boston University- she has a strong background in periodontics and in engaging patients in their dental health. This year marks her 41st year as a dental hygienist. Sherrie enjoys symphony opera, ballet and has also traveled extensively in Europe.

I am proud to be part of such an amazing team. We all work extremely well together to provide the best service for you. I love the positive energy felt by everyone and I really appreciate the attentive care of Dr. Wismann and our team strives to provide, as individuals and collectively, to each patient. Simply said, everyone is important at Wismann Dental!

Julie has been in the dental industry over 8 years. She has been a part of our team for the last two years. He was born and raised in Phoenix Az. She has two beautiful daughters and on her free time she enjoys spending time with family and friends.