Meet Our Team

Our team of top Phoenixville dentists will provide you with world-class dental treatment to make your smile the best it can be.

Top Phoenixville Dentist Dr. Kessler

Dr. Lon R. Kessler   

Dr. Lon R. Kessler is the founder of Kessler Dental Associates.  Voted Top Dentist by Main Line Today Magazine for the past four consecutive years, Dr. Kessler has over 30 years of experience in the field of dentistry. A graduate of Rutgers University, Dr. Kessler earned his Doctorate in Dental Medicine from the University of Pittsburgh School of Dental Medicine. He completed additional training at Robert Wood Johnson Hospital, in New Brunswick, New Jersey. Dr. Kessler is certified in the most advanced dental practice techniques and technology and attends advanced dental education programs throughout the country. Dr. Kessler’s experience makes him one of the top Phoenixville dentists.

Dr. Kessler is a Fellow of the American College of Dentists and President Emeritus of the Montgomery Bucks Dental Society. He is a member of the many peer associations mentioned below.  He writes and lectures on general and cosmetic dentistry and is committed to continuing education for himself and his staff to ensure the very highest standard of care.  To this end, Dr. Kessler and his staff are certified in the most current, state-of-the-art dental procedures including Cerec®, Invisalign® and Oral Appliance Therapy.

Dr. Kessler is the Founder of the Dental Sleep Medicine Center, the Phoenixville and Valley Forge area’s only dedicated Oral Appliance Therapy center for the treatment of Obstructive Sleep Apnea and snoring.

Dr. Kessler and his wife, Karen, have three sons. When he is not practicing dentistry, he enjoys spending time with his family and dog, Louie, as well as reading, traveling, bicycling and skiing.

Professional Affiliations and Honors

  • American College of Dentists, Fellow
  • Montgomery-Bucks Dental Society, President Emeritus
  • Main Line Today Magazine, Top Dentist 2016, 2015, 2014, 2013, 2012
  • American Dental Association
  • American Academy of Cosmetic Dentistry
  • American Academy of Dental Sleep Medicine
  • Spear Faculty Club
  • Academy of General Dentistry
  • Pennsylvania Dental Association

Top Phoenixville Dentist Dr. Amanda Hemmer

Dr. Amanda Hemmer

Dr. Amanda Hemmer grew up in Abington, PA. She is a graduate of The Schreyer Honors College at The Penn State University and she completed her dental education at the University of Pennsylvania School of Dental Medicine. She also completed additional training at Abington Memorial Hospital where she graduated from the General Practice Residency Program.  

Dr. Hemmer is a member of the American Dental Association and The Academy of General Dentistry. She is also a Committee Member for the Pennsylvania Dental Association and is a Board Member of the Montgomery Bucks Dental Society. Dr. Hemmer has a faculty position at The University of Pennsylvania School of Dental Medicine and teaches in The Main Clinic. 

Dr. Hemmer lives in Center City Philadelphia with her husband John. In her spare time she enjoys cooking, yoga and spending time with family and friends.

Top Phoenixville Dentist Dr. Nielobowicz

Dr. Alyssa Nielubowicz

Voted Top Dentist in Philadelphia Magazine 2017!

Dr. Alyssa Nielubowicz was born and raised in Moorestown, New Jersey.  After graduating from Moorestown High School, she graduated Magna Cum Laude from Lehigh University with a Bachelor of Science degree in biology.  She then graduated with Honors in Clinical Dentistry from the University of Pennsylvania School of Dental Medicine, where she was inducted into the Omicron Kappa Upsilon Honor Society.  OKU membership is limited to those dental students who have distinguished themselves by excellence in scholarship, while demonstrating exemplary traits of character and potential qualities for future professional growth and attainments.  Dr. Nielubowicz continued her dental training at Abington Memorial Hospital as part of the General Practice Dental Residency.  She gained extensive training there in cosmetic dentistry, implant dentistry, rotary endodontics (root canals), oral surgery (tooth extractions), and the treatment of emergency dental trauma.  Dr. Nielubowicz is committed to continuing education to ensure she provides treatment to her patients at the highest standard of care.  She maintains membership in the Montgomery Bucks Dental Society in which she has served on the Executive Board as the Informatics Chair since 2013.  Dr. Nielubowicz is Invisalign certified and is a member of the American Dental Association and the Pennsylvania Dental Association where she serves on the PDA New Dentist Committee. Dr. Nielubowicz was also selected to provide care to US military members locally as well as internationally as part of the Mark/Carpenter Military Dental Service. In her free time, Dr. Nielubowicz enjoys traveling, entertaining, cooking and baking, as well as running and Pure Barre.

Top Phoenixville Dentist Dr. Balasubramanian

Dr  Pavithra Balasubramanian

Dr  Pavithra Balasubramanian graduated with a Bachelor’s in Dental Surgery from College of Dental Sciences ,Davangere ,India and  moved to the United States in 2009 to pursue further education in the field of dentistry . She earned her Doctor Of Dental Medicine from Temple University- Kornberg School of Dentistry  here in Philadelphia . After which she further continued her training in Allentown at Lehigh Valley Health Networks for one year  in a hospital based General Practice Residency Program .

Dr Balasubramanian is a member of the American Dental Association , Pennsylvania Dental Association and Academy of General Dentistry .

She is an animal lover and also enjoys traveling.

Lawrence M. Butler, DDS, MScD

Specialty: Periodontics, Dental Implants

We are proud to welcome Board Certified Periodontist, Dr. Lawrence Butler, to Kessler Dental Associates. Dr. Butler is a graduate of Temple University School of Dentistry and the Boston University School of Graduate Dentistry and has over three decades of experience as the founder of North Penn Periodontal Associates. He lectures widely on periodontics and served as Associate Professor of Graduate Periodontics at the University of Pennsylvania’s School of Oral Medicine, the Hospital of the University of Pennsylvania and the Temple University Graduate School of Periodontics. A recent Philadelphia Magazine “Top Dentist”, Dr. Butler is a member of the American Dental Association, the American Academy of Periodontics and the Montgomery-Bucks Dental Society, and has affiliations with North Penn (now Abington) Hospital, and the University of Pennsylvania Hospital. We are honored that our shared                                                                     commitment to the highest quality patient-care led Dr. Butler to our experienced team.


Gerald Ginsberg, DDS

Specialty: Orthodontics

We are thrilled to welcome Board Certified Orthodontist, Dr. Gerald Ginsberg to Kessler Dental Associates where he will treat adult and teen Invisalign patients. Invisalign®, is the state-of-the-art, clear tray-based teeth straightening system that is frequently prescribed as a an alternative to wire braces. A member of Invisalign®’s Alpha Group, Dr. Ginsberg helped develop and perfect the Invisalign® technique. He is credited with building one of Invisalign®’s largest practices nationwide and several of his patient case studies are featured on the Invisalign website. Dr. Ginsberg currently teaches in the Graduate Department of Orthodontics of Temple University’s School of Dental Medicine. He is a member of the College of Diplomats of the American Board of Orthodontics, The American Dental Association, and the American Board of Orthodontics and has served on the staff of Phoenixville Hosipital.


Peter Susanin, DDS

Specialty: Periodontics, Dental Implants

We are pleased to welcome Periodontist, Dr. Peter Susanin. Dr. Susanin graduated from Temple University School of Dentistry and received his certificate in Periodontics from Tufts University. Dr. Susanin been practicing for nealry 30 years. Dr. Susanin is known in the community for his incisonless method of removing teeth, extensive experience in placement of dental implants as well as conservative periodontal therapy. With a focus on the future, Dr. Susanin has kept up to date on many continuing educational classes, ensuring that his patients receive the most comprehensive and advanced dental care.  Dr. Susanin is a member of the American Dental Association, Pennsylvania Dental Assocation, Academy of Osseointegration, Main Line Dental Society and recently was elected President of the prestigious Academy of Stomatology. Dr. Susanin is also active in Volunteer Dentistry.  Many hours are spent in the The Grace Dental Clinic in Chester offering care to those in need.  spent in the The Grace Dental Clinic in Chester offering care to those in need.

Meet Our Staff

cassieCassie, Dental Assistant / Front Desk

Cassie has been with us since 2004 working our front desk and being a fantastic Dental Assistant.

Cassie was a graduate of the class of 2000 from Boyertown Area High school. She attended the Berks Career & Technology Center for Dental Occupations. She has been in the dental field since 2000 and joined us in 2004 as a dental assistant and a treatment coordinator.

Cassie is happily married with twin boys and a Beagle named Sammy.

When Cassie is not at work, she enjoys spending time with her family.

DonnaDonna, Hygienist

Donna is an top-notch Dental Hygienist who has worked in the dental field since 1977. Her experience is a great asset to our team.

Donna is a 1977 graduate of Temple University School of Dental Hygiene. She enjoys working in a general practice where she can treat patients of all ages. Donna has been with us since 2004 with an emphasis on the non-surgical treatment of periodontal disease.

In her free time, she enjoys reading and spending time with her grandchildren.

heatherHeather, EFDA

Heather is an Expanded Functions Dental Assistant for our office who has been in the field since 1994.

Heather has been in the dental field since 1994. She is a graduate of Methacton High School in 1991.

Heather is a great asset to our office.

In Her spare time she enjoys listening to country music and spending as much time as possible with her family.

Heather is married, has 2 beautiful daughters and an American Bull Dog names Nina.

SandySandy, Expanded Functions Dental Assistant

Sandy is an Expanded Functions Dental Assistant for our team and has been since 1999.

Sandy has been in the dental field since 1985. She has been assisting with Dr. Axler since 1999. Sandy is married with three children and five grandchildren.

Sandy enjoys spending time at the shore with family, and the best part is spending quality time with her beautiful grandchildren.

TammyTammy, Office Manager

Tammy is our office Manager who inspires and cares for all of our customers.

Tammy has been in the dental field since 1988. A graduate from Upper Merion High School, she started as a dental assistant and moved up to the front desk, then office manager. She joined our practice in 2008.

Her love for dentistry kept her motivated enough to help educate patients how they can pursue not only a beautiful smile, but a healthy one, too.

She is happily married with two boys .


Maria graduated in 2014 from Montgomery County Community College with a degree in Dental Hygiene. Maria is an active member of the ADHA (American Dental hygienist Association).

She currently continues her education with classes focusing on periodontal therapy, sleep apnea and local anesthesia.  Through the Common Wealth of Pennsylvania Maria is a Registered Dental Hygienist who is licensed to administer local anesthesia.

In her free time she enjoys playing the guitar, and spending time with family and friends



Lori is a 1978 graduate of Temple University School of Dental Hygiene. She has worked in both Periodontal and General Dental offices throughout her career.

Lori  is dedicated to educating patients based on their individual needs. Lori is quick to make her patients feel at ease by listening to their concerns and strives to make each of her patients feel comfortable and stress free.

She and her husband enjoy spending time with their 3 children and their growing families. Lori loves the beach, Eagles football and jazz.  She also plays the Sax!


Let Our Team Help You

Schedule an appointment with our professional team of top Phoenixville dentists today! You can reach us at (610) 933-3342.