Dr. Koch grew up in Rensselaer, NY. In 1979 he graduated from Union College Schenectady, NY with a B.S. in Biomedical Engineering. He started his dental career at the Baltimore College of Dental Surgery, University of Maryland at Baltimore and graduated in 1983. From there he entered the US Army practicing as a general dentist at the US Army Dentac Ft. Bragg, NC 1984-87. He left the Army for his residency but remained in the US Army Reserves 1987-91 with the 100th Station Hospital Baltimore, MD. He returned to the University of Maryland Dental School for his Endodontic Residency 1987-89. He volunteered as a clinical instructor in Endodontics 1989-95 while practicing as an associate in Owings Mills, MD and eventually he opened his practice in Frederick, MD in 1991. The practice expanded to Hagerstown, MD in 1993.

​Dr. Koch is an active member of the American Association of Endodontics, American Dental Association, Maryland State Dental Association and Frederick County Dental Society. He attends national, regional, and local continuing education courses to stay at the forefront of Endodontic and Microscopic therapies for his patients. Dr. Koch met his wife Darlene while in dental school and they have been happily married since 1983. They have two grown children with whom they enjoy spending family time and engaging in outdoor sports and activities. Dr. Koch also has enjoyed donating his time and services at the western Maryland Mission of Mercy and Donated Dental Services.


Dr. Parsons is a native of Maryland and attended Thomas S. Wootton High school in Rockville. He received his Bachelor of Science degree in Biology from the University of Maryland in College Park. Following his undergraduate education, he attended the University of Maryland Dental School in 1992 where he received his Doctor of Dental Surgery degree and the Irvin I. Abramson award for outstanding skill and expertise in endodontic diagnosis and treatment. While there, he was also a member of the Gamma Pi Delta and Gorgas Honor Societies. After completing a General Practice Residency in Dental Medicine at Monmouth Medical Center in Long Branch, New Jersey, he received his specialty training and Certificate in Endodontics at the University of Maryland Dental School.

Dr. Parsons is a member of the Frederick County Dental Society for which he has served as president. He is also an active member of the American Dental Association, Maryland State Dental Association, and American Association of Endodontists. As an endodontist, he utilizes state-of-the-art technology and equipment, including the use of a surgical microscope, in order to provide the highest quality of care. He enjoys spending his free time hiking and doing other outdoor activities with his wife and three children.



Dr. Daniel Bartling was born and raised in Pittsburgh, Pennsylvania. He attended West Virginia University in Morgantown, WV earning a Bachelor’s of Science degree in Medical Technology with aspirations to fulfill a career in dentistry. Daniel went on to attend dental school at West Virginia University School of Dentistry, where he graduated magna cum laude in 2014. After dental school, he began a 12 month Advanced Education in General Dentistry Residency at C.W. Bill Young VA Medical Center in St. Petersburg, Florida. Following the completion of his residency program Daniel and his wife moved to Iowa City, Iowa where he completed his Endodontic Residency. Daniel had the opportunity to interact with all dental specialties, as University of Iowa was one of two schools in the nation that offers all nine specialties. This allowed Daniel to embrace his love for collaboration and be involved in the entire treatment planning process. Daniel’s training had an intense focus on the use of Cone Beam Computed Tomography (CBCT) as well as the most cutting edge scientific literature, allowing him to make the most current evidence-based decision making in his practice.  

After two years in the Midwest, they moved to Richmond, VA where Daniel joined a group of 60 dentists serving as the in-house Endodontist. He is now a resident of Frederick, MD and looking forward to growing new roots. He currently serves on the Continuing Education Committee for the American Association of Endodontics where he reviews and helps plan dental conferences throughout the year. He is an active member of the American Association of Endodontists, Frederick County Dental Society and study clubs in the area. He also enjoys volunteering his time to teach dental students at Virginia Commonwealth University.

Another significant part of Daniel’s life revolves around enjoying a wide variety of outdoor activities including skiing, biking, golfing, kayaking and ultimate frisbee. He also experiments with different styles of cooking including anything from traditional Italian recipes to fusion-style Asian cuisine and homemade sushi. Most of his cooking inspiration has come from his large extended family who are scattered around West Virginia and Pittsburgh.

Daniel loves interacting with his patients, staff and referring dentists. He is always open to getting together for any sort informational presentation about dentistry or even just a short meet and greet. Please do not hesitate to contact him for any help you may need.



Dr. Zuaitar earned his undergraduate degree in Baghdad, Iraq. His dental training was accomplished through the University of Baghdad School of Dentistry in 2005. He then graduated from New York University with his graduate dental degree in 2014. Along with the aforementioned achievements, Dr. Zuaitar has a Certificate of Advanced Graduate Studies (CAGS) through Boston University in 2019.

Some of Dr. Zuaitar’s professional interests are endodontics and microsurgery. He enjoys helping patients and finding them relief to their pain. He also enjoys helping patients to achieve a healthier state in general. The artistic side of dentistry, especially in Endodontics are also part of what Dr. Zuaitar enjoys most.

Amongst being bilingual in Arabic and English, swimming, biking and reading articles are some of Dr. Zuaitar’s interests outside of work.

“My journey throughout life has been full of interesting experiences that in a way make me unique.”

Dr. Zuaitar looks forward to serving you and our local communities.