Meet The Staff

Home » Our Office » Meet the Staff

Meet the Staff at Chestnut Dental Associates

Offering only the best dental care to treat your smile.

Kim Biddle – Office Manager

Kim has been working in dentistry for over 39 years and continues to provide excellent Management skills in our Downingtown location. She has had experience as a chair side assistant for many years and continues to use her business skills taking care of patient insurance and Kim’s goal with each patient is to make them feel comfortable and at ease while laughing and talking with them. She approaches her work day with an upbeat and positive attitude. Kim Has lived in Lancaster county for over 34 years with her husband George. They have 2 grown children Karlie and Kody. She is proud to say her son is a Staff Sergeant in the Air Force and her daughter Manages the OBGYN office of May-Grant Associates. In her spare time she has been teaching Sunday School for over 25 years and enjoys spending time camping in their 5th wheel camper and hanging out with her grand dogs Miles and Marley.

Mary Ann Fletcher

Mary Ann joined Chestnut Dental in 2006 as an assistant to Dr Horchos. She has more than 20 years experience in chairside assisting and 7 years experience as an Oral Surgery Assistant/Clinical Supervisor. She loves being part of a team that provides great care for people, treating each patient with the individual care they need and getting to know them and their families. She currently resides in Coatesville with her husband, Doug, and her dogs Harley and Shelby. Maryann has 5 grandchildren and really enjoys just being Nana. She also loves hiking, boating, and skiing.

Nadia Jawad

Nadia has a Bachelor’s degree in English and was previously a teacher for 13 years before working in dentistry. Nadia has been a Dental Assistant for 21 years. She enjoys caring for her patients and is always willing to help them. Her co-workers can always depend on her support to make their day run smoothly. She also speaks Arabic. Nadia and her husband Haythem have two children, Sadik and Mariam. Nadia has a 2 year old grandson named Aiden that she loves to spend time with. Outside of dentistry, Nadia enjoys music, reading and traveling.

Cindy Kenetski, RDH

Cindy joined our team at Chestnut Dental Associates in 2008. She has been practicing dental hygiene since graduating from the University of Pittsburgh School of Dental Medicine in 2001. During her course of study, Cindy treated children, senior citizens and special needs patients. She prides herself on being very thorough and comprehensive in the individualized treatment that she provides to each of her patients. Cindy enjoys cooking, gardening and home improvement projects. She resides in West Brandywine with her husband Larry, their daughters Rachael, Emma, grandson Brayden and dog Letty.

Theresa Smith

Theresa has been a chairside assistant in both the general and pediatric fields for 33 years. Theresa grew up in New Jersey where she graduated from Mercer County College, as a Registered Dental Assistant. She has been working as a Dental assistant for Dr. Horchos at Chestnut Dental since 2001. She takes great pride in making sure each patient feels cared for and comfortable while being treated. Theresa currently resides in Downingtown with her husband Frank, son Frankie and dog Buddy. In her spare time she enjoys going to Auctions, Flea Markets, and Antique shops.

Danielle Hartzell

A graduate of West Chester University and Harcum College, Danielle began her career in dentistry as a Hygienist in 2003. She spent many years working in the field of special needs dentistry. In 2020, Danielle transitioned to an administrative position here at Chestnut Dental Associates. She is passionate about helping people achieve good dental health. She has become a great addition to our front desk staff.

Nicolette Petragnani, RDH

Nicolette joined our team at Chestnut Dental Associates in 2021. She graduated from Pennsylvania College of Technology in 2015 with her Dental Hygiene degree and completed a Bachelors by December 2016 while working in clinical hygiene. She enjoys working with patients of all ages and meeting new people. Outside of work Nicolette enjoys spending time with family and friends, cooking, skiing, being outdoors and living a healthy balanced lifestyle. 

Chloe Kerr, EFDA

Chloe became part of Chestnut Dental Associates in 2022. She graduated from Contemporary Health Career Institute in 2018 with her certificate of Dental Assisting. She then went on to graduate as an Expanded Functions Dental Assistant (E.F.D.A) in 2021. Chloe enjoys providing quality dental treatment for the patients she treats here at Chestnut Dental. She loves to laugh and talk with all patients here. Outside of work, she enjoys spending time with her famiIy, friends and is a very proud Aunt!

Nanci Roberts

As the newest member of Chestnut Dental Nanci brings 33 years of dental experience to the office. She began her career as an assistant and eventually moved to the front desk in a variety of duties. Nanci enjoys boating on the Chesapeake with her husband, 2 Great Danes and her Maine Coon cat. She also loves cooking and reading.