Meet the Team Group Photo

Dr. Erin Maruska


Erin Maruska HeadshotDr. Erin Maruska is a caring and talented professional who is committed to exemplary dentistry. She thrives on providing the highest quality of care using the latest technology. She holds high regard for patient education and will take time to ensure diagnosis and treatment options are explained clearly.
Dr. Erin Maruska grew up in Buckeye, Arizona. She graduated from Northern Arizona University, where she received her degree in Microbiology and a minor in Chemistry. After graduating from Northern Arizona University, she moved to Portland, Oregon to attend dental school at Oregon Health and Sciences University. She graduated in 2005 with her Doctorate of Dental Medicine. Since 2005, she has been practicing as a general dentist in the state of Arizona.
She is currently working on her Master’s of Public Health at A.T. Still University. Her passion is preventing dental disease in children and finding solutions to make our communities healthier.

Maria Ambra

Dental Hygienist

Maria Ambra Dental HygienistI was born and raised in Southern Italy and lived in USA for 23 years together with my lovely husband Bery and my son of 18. I enjoy cooking Italian food for my family and entertaining many friends. On my free time, I voluntary for many organizations such as St Vincent De Paul helping underprivileged and homeless with all their dental needs. . I’m very passionate about dental hygiene and my goal is to change the lives of everyone that I teat.

My compassionate and caring personality creates a fun, enjoyable environment for anyone who has reservations about spending time in the dental chair. I had been in the dental field for over 14 years, graduated from Arizona State University (ASU) with Bachelor’s degrees in chemistry and biology, as well from Phoenix College Dental Hygiene program with honors; I continue to work toward my Bachelor degree in Hygiene to increase my knowledge to share with my patients.  The words that I live by are: “Make people feel better about themselves and it will make you a happier and better person. “

Kellie Selleck

Dental Assistant

Kellie Selleck Dental Assistant
Kellie was born in Long Beach, California and moved to Mesa when she was 10 years old. She played soccer for fifteen years and still loves to get out and play when she can. When not working, she loves to spend time with her growing family and two dogs. Kellie completed dental assisting school at the American Institute of Dental Assisting. What she enjoys most about dental assisting is seeing the joy on someone’s face after getting a new smile. She plans to continue pursuing a career in the dental field and attending dental hygiene school.

Leonardo Estrada

Dental Assistant

Leo Estrada Dental Assistant

Leonardo Estrada was born on August 3, 1992 in sunny Yuma, AZ. He grew up with his wonderful grandparents, three brothers and two sisters. After graduating from San Luis High School in 2010, Leo attended Arizona Western College where he worked on his general studies.

In 2013 Leo moved from his small town to the big city of Phoenix to attend Brookline College. It was there that he received his Dental Assisting Certification. He made the Dean’s list for academic achievement and scored high on his Dental Assisting Exams.

Since graduating from Brookline College Leo has fallen in love with the practice and aspires to become a dentist. When Leo is away from the office he enjoys being outdoors, playing soccer and going on walks with his wife Cierra, one-year-old son Leo, and their three dogs (Stuart, Jessica & Latte).

Jennifer Marin

Dental Assistant

Jennifer Marin Dental Assistant

Jennifer is an Arizona native who has been in dentistry for over 10 years, and joined Dr. Hanna with a variety of specialty experience. She is passionate in helping change her patients’ smiles, nothing too big or too small. She has two daughters named Kamille and Penelope with her husband Andrew.


Front Office Coordinator

Giselle Front Office Coordinator
Giselle has been in dentistry for over 5 years. She is originally from Valencia, California and moved to Arizona when she was 12 years old. She has been in customer service for 15 years and enjoys helping people and brightening their day. When not working, Giselle enjoys traveling and spending time with her friends and family.