About Us
About Us
About Us
We know root canals aren’t anyone’s favorite — but at Greeley Endodontics, we do everything we can to make it a surprisingly good experience. With expert care and a kind team, your comfort around high quality treatment is always our priority.
We know root canals aren’t anyone’s favorite — but at Greeley Endodontics, we do everything we can to make it a surprisingly good experience. With expert care and a kind team, your comfort around high quality treatment is always our priority.
We know root canals aren’t anyone’s favorite — but at Greeley Endodontics, we do everything we can to make it a surprisingly good experience. With expert care and a kind team, your comfort around high quality treatment is always our priority.
Meet Dr. Jason Koh
With over 15 years of specialized experience, Dr. Jason Koh brings steady hands and genuine empathy to Greeley Endodontics.
He’s dedicated to relieving pain and preserving natural teeth with precision and compassion — always keeping your comfort at the center of care.
Guided by a forward-thinking mindset and a clear mission to save teeth, Dr. Jason embraces innovation to ensure every treatment is effective, gentle, and seamless.

Meet Dr. Jason Koh
With over 15 years of specialized experience, Dr. Jason Koh brings steady hands and genuine empathy to Greeley Endodontics.
He’s dedicated to relieving pain and preserving natural teeth with precision and compassion — always keeping your comfort at the center of care.
Guided by a forward-thinking mindset and a clear mission to save teeth, Dr. Jason embraces innovation to ensure every treatment is effective, gentle, and seamless.



Dr. Tony Tran, DDS - Endodontist
Tony was born and raised in San Jose, California. He attended the University of California, Davis and received his Bachelor of Sciences in Biological Sciences with an emphasis in Microbiology.
Dr. Tran earned his Diplomate status with the American Board of Endodontics and is an active member of the American Association of Endodontics and the American Dental Association.
Dr. Tran practiced in Michigan since 2016 before relocating to Colorado in 2020. In his free time, Dr. Tran enjoys hiking, trail running, and taking his Toy Goldendoodle, Leo, to dog parks.

Dr. Tony Tran, DDS - Endodontist
Tony was born and raised in San Jose, California. He attended the University of California, Davis and received his Bachelor of Sciences in Biological Sciences with an emphasis in Microbiology.
Dr. Tran earned his Diplomate status with the American Board of Endodontics and is an active member of the American Association of Endodontics and the American Dental Association.
Dr. Tran practiced in Michigan since 2016 before relocating to Colorado in 2020. In his free time, Dr. Tran enjoys hiking, trail running, and taking his Toy Goldendoodle, Leo, to dog parks.
DDS
DDS
AEGD Residency
AEGD Residency
MS in Endodontics
MS in Endodontics
Faculty Appointments
Faculty Appointments
A Commitment to Excellence & Education
Dr. Koh's dedication extends to advancing the dental field.
He currently serves as a Clinical Assistant Professor at the University of Colorado Anschutz Medical Campus, a role he previously held at The University of Texas School of Dentistry at Houston.
This passion for teaching, inspired by his mother—a tenured professor—keeps him at the forefront of endodontic innovation.
DDS
AEGD Residency
MS in Endodontics
Faculty Appointments
A Commitment to Excellence & Education
The following symptoms may indicate inflammation, infection, or injury inside your tooth. A root canal could provide relief and protect your long-term health:
Beyond the Practice
Originally from Houston, Texas, Dr. Koh and his wife, Iya (sounds like “E-Yuh”), have enthusiastically embraced Colorado as their home.
When he’s not focused on dentistry, they enjoy traveling, exploring diverse cultures through food, music, and history, playing pickleball, and exploring Colorado's natural beauty with their two rescue dogs.
Dr. Koh also hosts a podcast focused on enhancing quality of life for dentists and leads mastermind groups.

Beyond the Practice
The following symptoms may indicate inflammation, infection, or injury inside your tooth. A root canal could provide relief and protect your long-term health:

Comfort First
Comfort First
Expert Care
Expert Care
Act Now, Save Later
Act Now, Save Later
Why Choose Greeley Endodontics?
Dr. Koh's dedication extends to advancing the dental field.
He currently serves as a Clinical Assistant Professor at the University of Colorado Anschutz Medical Campus, a role he previously held at The University of Texas School of Dentistry at Houston.
This passion for teaching, inspired by his mother—a tenured professor—keeps him at the forefront of endodontic innovation.
Comfort First
Expert Care
Act Now, Save Later
Why Choose Greeley Endodontics?
The following symptoms may indicate inflammation, infection, or injury inside your tooth. A root canal could provide relief and protect your long-term health:
If your previously treated tooth is still bothering you, you have options
You don’t have to wonder if things will get better on their own. Expert endodontic retreatment is a specialized procedure designed to resolve lingering issues, stop the infection, and save your natural tooth for the long haul.
If your previously treated tooth is still bothering you, you have options
You don’t have to wonder if things will get better on their own. Expert endodontic retreatment is a specialized procedure designed to resolve lingering issues, stop the infection, and save your natural tooth for the long haul.
If your previously treated tooth is still bothering you, you have options
You don’t have to wonder if things will get better on their own. Expert endodontic retreatment is a specialized procedure designed to resolve lingering issues, stop the infection, and save your natural tooth for the long haul.