Coming Spring 2026

Dr. Koelker grew up in Allen and graduated from Allen High School in 2003. He continued his education graduating Cum Laude from Texas Tech University, where he received his Bachelor of Arts degree in Chemistry with a minor in Biology. Dr. Koelker furthered his education by receiving his Doctorate of Dental Surgery from The University of Texas Health Science Center at San Antonio in 2012, graduating Cum Laude as well.

After graduation, he was accepted into an Advanced Education in General Dentistry residency at The University of Texas Health Science Center at San Antonio, where he graduated as a top resident and received specialized skills in IV conscious sedation, implant placement, and wisdom teeth removal.

Dr. Koelker then moved back to his hometown, and has been practicing in Allen since 2013. Dr. Koelker received the 2023, 2024, and 2025 CommunityVotes Platinum Award for the top dentist in the city of Allen.

Dr. Koelker is especially known for his ability to help patients with dental anxiety through the use of true IV conscious sedation, allowing eligible patients to sleep comfortably during treatment. Outside the office, he enjoys exercising, playing softball, and spending time with his wife, Ashley, and their three children.