Dental Staff

A healthy smile is a beautiful smile

Our Staff is Highly Trained and Motivated

The staff at Dental Collaborative is dedicated to the comfort and well being of each of our patients. Dr. Harry Treon and his dental staff are committed to keeping up to date with the latest advances in dentistry by participating in continuing education programs and maintaining the highest level of accreditation. We strive to optimize the beauty of your smile.

Harry Treon, DMD


Dr. Treon has been the sole owner and primary Dentist of Dental Collaborative since it opened its doors in November of 1993. He earned a dual Bachelor’s Degree in Biology and Psychology from Boston University in 1989. Then continued to pursue his career at Boston University Goldman School of Dental Medicine, where he earned his Doctor of Dental Medicine degree. Dr. Treon has remained the owner of the practice for over 22 years, providing quality dental care in the Roslindale area. He has devoted his career to helping people reach their maximum oral health and has focused to promote healthy smiles. Dr. Treon’s devotion to his patients has led him to establish a wide range of patients that travel from all over the State.

Dr. Treon has been a member of the American Dental Association since 1993, as well as a member of the Massachusetts Dental Society since 1995. As a member, not only does he remain up to date with all the new technologies and updates that dentistry has to offer, but he also continuously is involved in continuing education courses which enhanced the practice. Dr. Treon has an outstanding record of excellent restorative work, Invisalign cases, Veneers, Botox, and Implants with all restorative aspects. Overall, our cosmetic and restorative office strives for prevention and perfection.

Dr. Treon enjoys being part of the community and helping the population in need. Recently Dr. Treon attended the University of New Hampshire Global Brigades Panama Dental trip. This trip is known to be the largest student-led global health and sustainable development organization in the world. During this mission Dr. Treon traveled to Panama along with students to provide oral care to the community, providing services to over 300 patients a day.

With 22 years in practice, Dr. Treon remains committed to the art and science of Dentistry and continues to grow as an individual and a professional.

Gina Treon

Office Manager/Hygienist 

Gina has been a member of the Dental Collaborative team since November 2004. She began her career as a Dental Assistant in the practice, and later transitioned into Office Manager. Gina graduated from Boston University in 2009, earning her Bachelor Degree of Science in Psychology as well as receiving her degree as a Registered Dental Hygienist from Mount Ida College in 2015. With the clinical background, Gina has been able to help answer any questions patients may have towards any particular procedure. Furthermore, she has the skills to maintain a smooth and efficient office flow. Her goal is to always emphasize patient comfort and provide great services with memorable experiences. With over ten years of experience, Gina has developed great patient communication skills and always ensures that patients are achieving their dental goals. Her role as the office manager is to ensure that meticulous and continuous attention is fixated on all details as well as making sure that new plans are always being developed to ensure great patient flow and office growth.

Lea Angelis

Dental Hygienist 

Lea has been a member of the Dental Collaborative team since April 2007. She earned her dual Associates Degree of Science in Allied Dental Service and Dental Hygiene from Quinsigamond Community College in 2006. As a Hygienist, she is very passionate and committed to her profession and strives to provide our patients with a high standard of care in a comfortable and safe environment. Overall, her goal is to help our patients achieve the best oral health possible through chairside education. During her time in our practice, she has established a great patient-clinician relationship, which has helped decrease the dental anxieties that some patients experience.

Athina Athanasiadis
Dental Hygienist

Haleigh Bills
Dental Hygienist

Milano Gabriel
Dental Hygienist

Shpresa Rrapi

Dental Assistant

Bia Sidiropoulos
Dental Assistant

Tina Kipreos

Patient Administrator

John Treon
Administrative Assistant

Hours of Operation

Our Regular Schedule

Dental Collaborative


8:15 am-5:00 PM


11:00 am-7:00 pm


8:15 am-5:00 pm


11:00 am-7:00 pm




8:00 am-2:00 pm



Our Location

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