Our Doctors


Carol Evans, DDS

Carol Evans, DDS Dr. Evans has lived in the Buda / Austin area since 1989. She graduated Cum Laude from the University of Houston in 1986 and attended The University of Texas Dental School at San Antonio, earning her DDS with honors in 1998. She is a member of the American Dental Association, Texas Dental Association, Capital Area Dental Society and the Texas Association of Women Dentists. Dr. Evans has been practicing general/family dentistry including restorative, implant and cosmetic dentistry since 1998.

Following her belief in giving back to the community, Dr. Evans. has provided dental needs for Special Olympics participants, has participated in dental mission trips to serve those in need through the Christian Medical and Dental Society, served on the Executive Committee for Miles for Smiles, a volunteer organization providing community services to promote oral health care, and currently participates in an outreach program serving school children in the Austin area.

She loves spending time with her daughter, Alli. Her hobbies are outdoors, running, water sports, skiing and camping.

Justin D. Koen, DMD

Justin Koen, DMD Dr. Koen, originally from Amarillo, Texas, received his DMD from Tufts University School of Dental Medicine in Boston, Massachusetts. After practicing for a number of years in New England, he and his wife decided to move back to Texas to be closer to family. Dr. Koen, his wife Sara, and their daughter Willa could not be happier to call Austin, Texas home. After meeting Dr. Carol Evans, Dr. Koen chose to practice here at Main St. Dental because of a shared belief in providing state of the art, relationship-based, comprehensive care that is tailored to fit into the lives and budgets of his patients.

Dr. Koen is currently a member of the American Dental Association, the Academy of General Dentistry, the Texas Dental Association, and the Capital Area District Dental Society. Committed to providing the best care possible for his patients, Dr. Koen completes over forty hours of continuing education per year, and has taken postdoctoral courses in prosthodontics, endodontics, oral surgery, and is a member of the Seattle Study Club. He is available by cell phone in case of emergency.