Meet The Team

Athol Dental Associates was started in 1975 by Dwight K. Stowell, Jr. D.M.D. and has been serving patients in our region with gentle and compassionate dental care ever since. We would like to introduce our dental team to you:

Javad A. Mirzai, DMD

Senior Clinical Director/Owner

Javad A. Mirzai, DMD, received his degree from University of New England college of Dental Medicine. Dr. Mirzai has clinical experience in diagnosis and treatment planning, preventative care, as well as restorative and prosthodontic dentistry. Dr. Mirzai believes the responsibility of a dentist is to educate and guide patients so they can make their own decisions on oral health care. During his comprehensive dental exams Dr. Mirzai explains the how and why, ensuring each patient gains a comprehensive understanding of his or her dental health needs.  Dr. Mirzai is very detail oriented in all aspects of patient care, he has an innate sense of aesthetics and artistry that he brings to each procedure. 

Dr. Mirzai completed B.A.s in Biology and Middle Eastern Studies at Brandeis university. During this time, he conducted Extensive research on the field of genetics and its correlations with cancer alongside his professors at Brandeis university. Resulting in his senior’s honors thesis.

Dr. Mirzai is Affiliated with numerous organizations, Dr. Mirzai is an active member of the American Dental Association (ADA), the Academy of General Dentistry, American Student Dental Association (ASDA), and Massachusetts Dental Society (MDS).

When not in the office, Dr. Mirzai loves spending time with family and friends, He loves traveling, playing sports, photography, and reading. He also enjoys watching and supporting all Boston sports teams, especially the Patriots. 

Hemasundra Duggireddy, B.D.S., D.M.D., F.A.G.D.

Dr. Hemasundra Duggireddy received a Bachelors in Dental degree from the Government Dental College and Hospital, Vijayawada, India in 1998 and completed a General Practice Residency there in 1999. He practiced general dentistry as a director and owner of Sai Apollo Dental Clinic, Kadapa, India from 2000 to 2009. He then attended Boston University Goldman School Of Dental Medicine in advanced standing and earned his D.M.D. He has been practicing dentistry since 2000 and has kept up to date on many continuing education courses ensuring that his patients receive the most comprehensive and advanced dental care. Dr. Duggireddy has been at Athol Dental Associates since 2012.

Dr. Duggireddy prides himself on his experience and passion for dentistry, and in providing the highest quality of General, Cosmetic and Advanced Restorative Dentistry. He is member of American Dental Association, the Massachusetts Dental Society, and the Academy of General Dentistry.

Dr. Duggireddy always strives to develop long-lasting and honest relationships with his patients. His knowledge and compassion allows him to truly care for their health and concern. When he’s not practicing dentistry, he enjoys travelling, watching movies, news, shopping, and spending time with family and friends.

Ping Zhang, D.M.D.

Dr. Zhang attended West China College of Stomatology from 1989 to 1994, where she received her Doctor of Dental Science. She then continued her education from 1996 to 2001, earning an MD and PhD specializing in OraI and Maxillary Facial Surgery. When Dr. Zhang came to the United States to continue her career in dentistry, she attended Boston University's Henry M. Goldman School of Dental Medicine from 2014 to 2016 where she earned her Doctor of Dental Medicine (D.M.D.). Dr. Zhang has been practicing dentistry for nearly 20 years, with 11 of those years specifically in oral and maxillofacial surgery.

Dr. Zhang joined the Athol Dental Associates in June of 2018. She brings extensive experience in general dentistry as well as in more complex oral surgery cases. She has years of success completing varied tooth restorations including amalgam and composite fillings, simple and surgical extractions, crowns and dentures. She also has experience in more specific areas such as root canals, crown lengthening,  and implant supported crowns and implant supported dentures. She enjoys the challenge of providing quality conservative family dentistry in a comfortable and friendly environment.

Outside of her professional activities, Dr. Zhang enjoys spending time with her husband and daughter. She speaks Chinese fluently and enjoys introducing the office to new and different foods from her home country of China.


Registered Dental Hygienist

Julie is a 1997 graduate of the Quinsigamond Community College Dental Hygiene Program. She has been with Athol Dental Associates since 2005. Julie has experience with all ages as well as with special needs patients.  With her easy-going, calm personality, her focus is to put patients at ease and take the time to explain each patient’s treatment needs. In her spare time Julie enjoys being with her children and family.


Registered Dental Hygienist

Lisa graduated with a Bachelors Degree in Dental Hygiene from The Fones School of Dental Hygiene at the University of Bridgeport in 2016. Her passion for dental hygiene grew immensely when she began interning at her local dental office in 2013. She believes it is her job to deliver compassionate, ethical and complete oral health care to all of her patients. Lisa carries an open-heart that allows her to connect with her patients and create a welcoming environment. In her spare time she enjoys running, hiking, and long walks on the beach.


Registered Dental Hygienist

Jessica is a 2009 Graduate and Class President of Mount Wachusett Community College with an Associate of Science in Dental Hygiene. She believes strongly in helping to alleviate her patients dental fears by use of patient education and providing high quality, gentle care. Jessica enjoys getting to know her patients and creating a comfortable environment for them to talk and ask questions.
In her free time, Jessica enjoys outdoor activities with her husband and children (and dog too!). She also likes cooking, baking and trying new restaurants and foods.

Lissa, Amy, Bobbi

Our Dental Assistants


Ashley, Pam, Mallory

The Administrative Team



Practice Administrator



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Office Location

  • Athol
  • 38 Exchange St
  • Athol, Massachusetts
  • 01331
  • Map & Directions
  • Call: (978) 249-8545