Meet Our Doctors


Michael A, Bonomo , D.M.D.

Red Hill Dental Office and Quakertown Dental Office

Dr. Michael Bonomo completed his undergraduate studies at the University of Scranton with a Bachelor of Science Degree in Biology, then continued on to receive his Doctor of Dental Medicine (DMD) degree from the Temple University School of Dentistry in 1992. After dental school, Dr. Bonomo completed his residency at the University of Medicine and Dentistry of New Jersey.

Dr. Bonomo has received several awards including; ADA National Board Exam 1992, American Association of Community Dentistry Excellence and the AEGD Certificate. His specialty in practice is restoration of dental implants and he is passionate about keeping up with the latest advances in dentistry. Dr. Bonomo is also trained in treating sleep disorders with oral appliances.

Dr. Bonomo is a member of the following organizations:

  • American Dental Association
  • Pennsylvania Dental Association
  • Montgomery/Bucks Dental Society
  • Lehigh Valley Dental Association Continuing Education since 1995
  • Seattle Continuing Education Implant Study Club of Quakertown since 1999

Dr. Bonomo is a father of three adult children, treasures family time, is passionate about fishing, and enjoys most sports.


Steven A. Bonomo , D.D.S.

Red Hill Dental Office

Dr. Steven Bonomo joined the Red Hill Dental Office in 2013, formerly practicing in Wilkes-Barre, PA for 16 years. He obtained a Bachelor's Degree in Business Administration and Pre-Dental from Kings College and a Doctor of Dental Surgery (DDS) degree from the University of Maryland, Baltimore College of Dental Surgery in 1996. An interest in forensics pushed him to pursue a Forensics Certificate in Dentistry from the Armed Forces Institute of Pathology (AFIP) in 2009. He has had the opportunity to assist several families of crime victims find justice and a peace of mind.


Dr. Bonomo maintains professional memberships with the following organizations:

  • American Dental Association
  • Pennsylvania Dental Association
  • Montgomery/Bucks County Dental Society
  • Pennsylvania Association Dental Identification Team (PADIT)

Outside of work, you will likely find Dr. Steve and his wife Lisa spending family time with their three grown children and two "fur-babies". He enjoys reading, fishing, hiking and cooking on the Green Egg. Dr. Steve's happiest place on earth...Disney World!


Eamon Fricker, D.M.D

Red Hill Dental Office

Dr. Fricker was born in Philadelphia and raised in Lansdale, Pennsylvania. After graduating from North Penn High School, he attended Muhlenberg College in Allentown where he found his love of learning. His love of learning was then carried onto Temple University's School of Dentistry, which Dr. Fricker graduated from in 2009. Dr. Fricker earned his General Practice Residency certificate from Muhlenberg Hospital. Before coming to the Red Hill Dental Office, Dr. Fricker had practiced in both Skippack and Allentown.

Dr. Fricker is a member of the following organizations:

  • The Academy of General Dentistry
  • Pennsylvania Dental Association
  • American Dental Association

In his free time Dr. Fricker enjoys hockey, collecting vinyl records and cooking challenging meals.


Abhishek Patel, D.M.D. , F.A.G.D, AFAAID

Quakertown Dental Office and Red Hill Dental Office

Dr. Patel received his Bachelor of Dental Surgery (B.D.S.) at Bharati Vidyapeeth University at Pune, India in 2009 and his Doctor of Dental Medicine (D.M.D.) from Boston University, Henry M Goldman School of Dental Medicine in 2014. He completed the Advanced Standing Program which is a specialized 2 year program for international dentists. 

Dr. Patel is a Fellow of the American Academy General Dentistry, (FAGD) one of the highest awards that a dentist can receive. The fellowship was created by the Academy of General Dentistry (AGD) to honor those who recognize and embrace the professional obligation to remain current in the knowledge and skills necessary to ensure delivery of the highest quality oral healthcare to better serve patients. 

Dr. Patel is an Associate Fellow of the American Academy of Implant Dentistry, (AFAAID). Dr. Patel completed more then 500 CE hours in Implant Dentistry, in addition to a special hands on training in the Dominican Republic. AAID credentialed dentists invest significant time and energy into dental implant-focused training, above and beyond their basic education. They have a holistic approach to dental implants, taking into consideration how your whole body health affects your oral health and vice versa. https://www.aaid-implant.org/

Dr. Patel is also trained in smoking cessation treatment from Penn Medicine to help patients quit tobacco related addiction and has had additional training to treat sleep disorders using oral appliances.

Dr. Patel is a member of the following organizations:

  • The Academy of General Dentistry
  • Pennsylvania Dental Association
  • American Academy of Implant Dentistry (AAID)

Dr. Patel is married and has two children. In his free time Dr. Patel enjoys traveling, watching and playing Cricket, hiking and photography.


Karen Guo, D.M.D.

Red Hill Dental Office

Dr. Guo completed her undergraduate degree Magna Cum Laude at The Ohio State University with a major in Biology and a double minor in English and History. Dr. Guo discovered her love for dentistry while assisting a fantastic group of dentists during a mission trip in Haiti. Dr. Guo went on to receive her Doctor of Dental Medicine (DMD) degree at Tufts University School of Dental Medicine. Dr. Guo joined the Red Hill Dental Office in 2017. In 2023, Dr. Guo received her Master's Degree in Public Health with Dartmouth College.

Dr. Guo is an active member of both the American Dental Association and the Pennsylvania Dental Association. She regularly attends continuing education courses to remain current with the latest advancements in dentistry.

Dr. Guo is also a member of the following organizations:

  • The Academy of General Dentistry
  • Montgomery/Bucks Dental Society

Outside of the office, Dr. Guo enjoys horseback riding and cooking. In addition to her busy schedule she also manages to make time to volunteer with the Philadelphia/Montgomery County Medical Reserve Corps (MRC).


Sherlin Philipose, D.M.D.

Dr. Sherlin Philipose, originally from Tampa, FL, graduated with her Doctorate in Dental Medicine from Tufts University School of Dental Medicine. She has 10 plus years of clinical experience in general dentistry, with a great passion for aesthetic dentistry. She has actively been a member of the American Dental Association and Pennsylvania Dental Association. She is also actively keeping up with her continuing education.

The artistic side of dentistry along with a combination of science is what drew Dr. Philipose to this field. Her passion stems from seeing her father practice dentistry in India. She grew up in his dental office, and now she cannot imagine life without being in one. He loved dentistry without measure yet he chose to give it up for his children when they moved to America. This sacrificial love of her father is her driving force to do exceedingly more for the community that she serves.

Dr. Philipose has been enjoying living in Pennsylvania with her husband and children and is looking forward to joining the team at Quakertown Dental Office. She loves spending her free time with her husband and now two little girls. Her days off usually include a DIY project, finding trails to explore, family friendly activities with the family. She also loves her church and getting involved in small group activities, and serving the community through the church. Above all, she is tremendously excited to meet and spend time with all you wonderful patients at your next visit!

She has actively been a member of the American Dental Association, New Jersey Dental Association, South Jersey Dental Association, and now the Pennsylvania Dental Association. She is also actively keeping up with her continuing education.


Guy Coby, D.M.D.

Diplomate, American Board of Orthodontics

Dr. Coby is a Diplomate of the American Board of Orthodontics and is a member of the College of Diplomates of the American Board of Orthodontists. Dr. Coby is a Clinical Associate Professor and Co-Clinical Director of Orthodontics, University of Pennsylvania School of Dental Medicine and previously a Visiting Associate Clinical Professor, Harvard School of Dental Medicine.
As a professor in the Department of Orthodontics at the University of Pennsylvania, Dr. Coby lectures on a variety of clinical orthodontic topics including the latest materials and techniques within his field. He also assists orthodontic residents in their preparation for board certification and advises his orthodontic residents in research of brackets and wires used within the field of orthodontics. He uses this information in his practice to ensure his patients have access to the latest and best technology in their treatment.

He has been elected by his peers to the following leadership positions within the field of orthodontics:

President, Board of Directors, Greater Philadelphia
Society of Orthodontists
Board of Directors, Pennsylvania Association of Orthodontists
President, University of Pennsylvania Orthodontic Alumni Association
President, Lehigh Valley Society of Orthodontists
Dr. Coby has lectured, conducted forums, and moderated at numerous annual sessions of the American Association of Orthodontists. He has publications in various professional journals.

Dr. Coby is very involved within the community. He is President of the Board of Directors at the Upper Bucks YMCA and chaired the Strategic Planning Committee for this organization. He supports many athletic and educational youth programs in addition to assisting charitable causes within the community.

He and his wife Catherine reside with their two daughters on a farm in Quakertown. They share a love for the care, training, riding, and driving of horses.

For more information on Coby Orthodontics please click on the image below.


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