Meet the Team

Nicole Borrowdale

Office Manager, Registered Dental Assistant Extended Functions

Nicole grew up in Antelope, California. After graduating from High School, Nicole found her passion in the dental field and in 2007, she graduated from Sacramento City College with her Registered Dental Assisting degree. In 2019, Nicole went back to school and graduated with her Extended Functions license. In October of 2010, Nicole married her high school sweetheart, Justin. In her free time; she enjoys running, spending quality time with her husband and their 3 girls; Lyla, Ella and Nora.

She joined Dr. Borrowdale’s staff in 2008 as his back office assistant and today enjoys her role as Office Manager. Nicole’s primary goal is to make sure that every patient has an enjoyable and comfortable experience in our office. Nicole deeply cares about Dr. Borrowdale’s office and is readily available to answer any questions or concerns patients may have.

Heather Padgett

Registered Dental Assistant Extended Functions

Heather has lived in Folsom all her life and has watched Folsom grow. Heather graduated from Western Career College in 1997 where she received her Registered Dental Assisting degree. She enjoys working with people and making their dental experience more comfortable. Heather has been part of Dr. Borrowdale’s practice since 2010. Heather went back to school in 2019 and graduated with her Extended Functions license. In her spare time, Heather enjoys hiking, kayaking and reading.

Matthew Newhouse

Registered Dental Hygienist

After graduating from San Joaquinn Valley College/Loma Linda University dental hygiene program, Matt moved to Portland, OR. Matt joined Dr. Borrowdale’s practice in 2009, and is an incredible asset to our team! Matt enjoys spending time with his family and traveling.

Julie Kornely

Registered Dental Hygienist, Front Office

After graduating with her Bachelors in Biology from San Diego State University, Julie started her career in dentistry working as a Dental Assistant in a periodontal office. As her interest in the field grew she decided to pursue a career in Dental Hygiene. In 2012 she graduated from Cypress College’s Dental Hygiene Program and has been working in the Sacramento area ever since. After spending a few years working in both General Dentistry offices and a Periodontal office she joined Dr. Borrowdale’s practice in 2015 and in 2020 Julie decided to expand her dental knowledge and now you will see her in the front office as well. In her spare time Julie enjoys jogging, swimming, spending time with her family and two sons.

Julie Carney

Registered Dental Assistant



Lisa Della Cheisa

Front Office

I graduated from The National Education Center in San Francisco and began her dental career as an assistant in Endodontics. After 20 years in the speciality she transitioned to general dentistry and became a front office administrator.  Lisa is very passionate  about dentistry and enjoys building relationships with the patients. In her spare time she enjoys cooking, gardening and travel.

Megan Wallace

Dental Assistant

I studied Early Childhood Education before making the transition to the dental field. Now that I’m here, I can’t imagine working with a better group of people! I enjoy helping patients feel better about their dental care by providing a calm atmosphere and getting to know them on a more personal level. I love going camping, hiking, and spending time with family!

Gina Coop

Registered Dental Assistant

The start of my dental field started years ago as an ROP student in high school. Graduate of College of San Mateo in Dental Assisting, with internships at both UOP and UCSF dental schools. I graduated with my Registered Dental Assisting degree in 1991. I worked in Pediatric Dentistry for 22 years, then transitioned to General Dentistry and have continued the love of dentistry. I enjoy family time, outdoors, cooking and scrapbooking.

Dandelion Haberman

Registered Dental Hygienist

Dande graduated from Sacramento City College Dental Hygiene in 2001. It was her grandmother that sparked an interest in the dental field. She remembers her grandmother spending each evening using her own dental tooth kit to care for her teeth and her explanation of how her efforts would help keep her teeth clean forever. Dande loves her job, takes pride in helping patients feel comfortable and providing education to improve oral health. She has been married for 25 years and has two sons. They enjoy attending concerts, disc golf, hiking, kayaking, gardening, crafts, experimenting with cooking and family game nights.

Kelli Mertz

Registered Dental Hygienist

I grew up in Auburn, CA, and graduated from the dental hygiene program at Loma Linda University in 2014. Shortly after graduating I moved to Dallas, TX, for a few years. I decided to move back to the Auburn area and have been working with Dr Borrowdale’s team since July 2022. I have an English Bulldog named Peaches, and in my free time I enjoy hanging out with my friends/family and doing anything outdoors: hiking, snowboarding, working out, swimming, etc. I love living back in this area again and am excited to be part of this team.

Sara Mortensen

Registered Dental Assistant Extended Functions

New Patients Welcome! Call (916) 983-1100