Meet The Doctors

At our practice, we aim to provide individuals with a comfortable and relaxing environment where we strive to exceed your expectations through professional results and our friendly staff.

Dr. Jason S. Woodside


Dr. Jason Woodside was born and raised in Haymarket, Virginia, and is the son of a dentist and physician.  He received his education at George Mason University in 1996, where he graduated cum laude with Bachelor of Science degrees in Chemistry and Environmental Science.  He received his dental training at the Medical College of Virginia in 2001, where he also graduated cum laude. Dr. Woodside, his wife Jen, a pediatric dentist, and their two children have made Warrenton their home since 2005

Dr. Woodside is committed to continuing education and has completed over 700 hours of additional dental training.  He stays current with all the latest techniques in implantology, cosmetics, prosthodontics, oral surgery, and sedation that enable him to provide the highest quality of care to his patients.  Dr. Woodside has received many awards and accolades throughout his career, including being named Fellow of the Academy of General Dentistry and International Congress of Oral Implantologists.

Dr. Woodside served on the Board of The Fauquier Free Clinic for 6 years, where he was Director of Dental Services. During his tenure, he was responsible for designing and opening a state-of-the-art facility dedicated to treating the underserved population of Fauquier County.  He continues to donate his time after hours in their emergency clinic extracting teeth for patients in pain as well as fabricating dentures for patients in his private practice.

In his free time, Dr. Woodside enjoys spending time with his family, traveling the world, general aviation, and playing golf and tennis. Dr. Woodside and his wife enjoy living, working, and volunteering in our wonderful small-town community.

He is a member of the following organizations:

  • American Dental Association

  • Northern Virginia Dental Society

  • American Academy of Cosmetic Dentistry

  • International Congress of Oral Implantologists

  • Academy of General Dentistry

  • Virginia Dental Association

Dr. Thomas C. Sentz


Dr. Sentz received a B.S. degree in Biology in 1973 from Randolph Macan College. After graduation, he married his wife, Ann, a native of Warrenton, and moved to Baltimore to begin his work at the University of Maryland Dental School. After graduation in 1977, he started his dental career in Manassas with Dr. Jason Woodside's father. After several good years there and the birth of twin sons, he had an opportunity to practice closer to home in Warrenton with Dr. Robert Anderson.

When Dr. Anderson retired Dr. Sentz bought Dr. Anderson’s practice and expanded it over the years. The growth of the practice and the addition of Dr. Jason Woodside demanded expansion in 2008 to include a second location on Walker Dr. in Warrenton.

In addition to the care he provides his patients, he has volunteered both here and in Central America. He treated patients at the Fauquier Free Clinic for a little over 25 years and has made 46 trips abroad with several non-profit organizations. He has traveled with Austin Smiles, whose focus is cleft lip and palate repair, and the Belize Mission Project whose focus is general dentistry.

In 2004 Dr. Sentz started The Inter American Health and Development Organization (IAHDO) so he could expand his mission work in Central America. After playing soccer in college and playing and coaching for years after he now enjoys spending time with his family.

He also owns two art galleries Main St. in Warrenton that show and sell works by over 65 very talented artists from across America and Europe.

Dr. Stephanie A. Klassner


Dr. Stephanie Klassner graduated with dual bachelor’s degrees in biology and philosophy from the University of Scranton, with a minor in Biochemistry. In 2009, she received her Doctorate from the University of Pennsylvania School of Dental Medicine, ranking in the top 10 of her class. She was a member of the Matthew Cryer and OKU dental honor societies and was awarded the Academy of Operative Dentistry Award for excellence in all areas of restorative dentistry. Dr. Klassner then completed a post graduate residency with Lehigh Valley Health Network in Allentown, PA, where she gained further experience with complex cases.

Dr. Klassner's philosophy is to provide gentle, comprehensive, patient-focused dentistry to her patients. Her goal is to listen to your desires and concerns when developing treatment recommendations, minimize discomfort and exceed your expectations with good quality, highly esthetic dentistry.

Dr. Klassner devotes many hours to continuing education to advance her expertise in the latest cutting-edge dental techniques. She received her Fellowship in the Academy of General Dentistry in 2020 and is a certified Invisalign provider. She has also completed over 100 hours of hands-on CE in dental implant placement and restoration. She believes it is important to use her talents to give back. Since 2008, she has supported our troops through the Reserve Health Readiness Program by providing dental care and screenings to military troops preparing for deployment. She also volunteers regularly with the Fauquier Free Dental Clinic and Mission of Mercy. She is an active member of the Academy of General Dentistry and Northern VA Dental Society.

Originally from Scranton, Pennsylvania, Dr. Klassner moved to NOVA in 2016. She enjoys distance running and exploring the local farm markets, wineries, and antique shops with her husband and growing family.

Dr. Susan S. Griffin


Dr. Susan Griffin was born and raised in Fauquier County where her family owned and operated a dairy farm for several generations. After graduating from our local Fauquier High School, she went to West Hampton College of the University of Richmond, where she graduated magna cum laude with a Bachelor of Science degree in biology. She then attended the Medical College of Virginia Dental School where she earned her D.D.S degree. Beyond dental school, Dr. Griffin did a general practice residency in Rochester, New York at Eastman Dental Center.

Dr. Griffin has been very involved with the Fauquier free clinic since its inception and served on the board for six years. She also served on several mission trips with the Christian Dental Society doing restorative dentistry.

She is currently an active member of the Virginia Dental Association, American Dental Association, and Academy of General Dentistry.

She also proudly served on the boards of St. James School and Northern Piedmont Community Foundation for 2 terms.

Dr. Griffin is celebrating her son, Alfred Griffin III, founder of Light Force, currently the world’s largest manufacturer of directly 3-D printed medical devices (orthodontic brackets) that has helped treat over 100,000 patients in under 4 years.

In her free time, she enjoys visiting all her children and grandchildren (her pride and joy) that reside in Arlington, Atlanta, and Boston.


Dr. Elaine K. Sours


Dr. Elaine Sours grew up in Northern Virginia. She is graduate of Virginia Tech with a BS in Biology and of VCU-MCV where she received her Doctor of Dental Surgery degree in 1979. After completing her education, she returned to Northern Virginia and joined the dental practice of Dr. Byron Woodside, Dr. Jason Woodside’s father, in Manassas. She has had a successful and rewarding career in general dentistry for over 42 years.

Dr. Sours is a past president of the Bull Run Rotary Club where she has twice been named Rotarian of the Year. In 2019 she was named Volunteer of the Year to the Inter-service Club Council of Greater Manassas (ISCC). In April 2021 she was awarded the Rotary club’s “Unsung Hero” recipient with the ISCC for her Covid-19 response. She is a past president of Historic Manassas, Inc. (HMI) and has been a board member of the American Red Cross-Prince William County.

In her free time, she enjoys travelling and hiking. She is the mother to a wonderful daughter and at home she loves her two miniature dachshunds and Burmese cat.

Dr. Marshall D. Adzima


          Dr. Marshall Adzima was born and raised in Broad Run, Virginia and graduated from high school in Fauquier County. He graduated Magna Cum Laude from Virginia Commonwealth University with University Honors with both a Bachelor of Science and Doctor of Dental Surgery. Dr. Adzima is excited to return to the area where he was raised and give back to his community.

         In his program, Dr. Adzima completed an advanced course in Prosthodontics with a focus on digital dentistry and 3D printing and is eager to bring this skillset to the practice. He is committed to providing leading industry best practices, and quality care for his patients. Above all, Dr. Adzima is dedicated to service. He volunteered at numerous Mission of Mercy Projects throughout the state of Virginia, including Warrenton, providing free dental care to those in need. He has also taken his aid abroad, serving on a mission trip to Belize providing dental care to pediatric and adult patients. Dr. Adzima is passionate about helping others and looks forward to working closely with the Fauquier Free Clinic.

       In his free time, Dr. Adzima enjoys cooking and exploring new restaurants– ask him about his recipe for sausage and pea risotto! When he isn't trying new foods, you can find him exploring the Blue Ridge Mountains. He has a great love for the outdoors and is looking forward to taking advantage of Warrenton’s proximity to nature. He enjoys trips to many unique mountains and rivers, but the top of his bucket list is a raft trip through the Grand Canyon. His goal is to visit all the United States national parks so be sure you tell him about your favorite when you visit!

 He is a member of the following organizations:

     American Dental Association

     Virginia Dental Association

     Northern Virginia Dental Society