Welcome to Contemporary Endodontics Humble

Contemporary Endodontics in Humble. We are conveniently located at 9240 N. Sam Houston Parkway E., Suite 205, Humble, Texas 77396

Phone: 832-780-9882 Fax: 832-780-9393 Email:

Dr. Wan and the team feel honoured to provide modern, comprehensive dentistry for families in Humble. As an Endodontics specialist, we offer a wide range of services that will meet every need. We’re happy to be a resource for you and your loved ones when it comes to your oral health in Humble!

Contemporary Endodontics | Houston Endodontist | Dr. Joyce Nazzal



Dr. Joyce Nazzal moved to Texas in 1999 and obtained her B.S. in Biology from the University of Texas – Arlington in 2003.  In 2007, Dr. Nazzal earned her Doctor of Dental Surgery degree from the University of Texas Health Science Center Dental Branch in Houston, Texas.  She completed a one-year hospital residency at the University of Texas Health Science Center and received a General Practice Residency certification where she concentrated on the management of the medically compromised patient, IV sedation, Implant placement and operating room dentistry. After practicing general dentistry in Houston for a few years, Dr. Nazzal pursued her passion for endodontics and was accepted to the Indiana University School of Dentistry fellowship program.  She completed the two-year endodontics program in 2011, where she was awarded her specialty certificate in Endodontics and received a Master of Science in Dentistry. Dr. Nazzal received extensive specialty training in diagnosis, root canal treatment and root canal microsurgery.

Dr. Nazzal subsequently returned to Houston, where she has been in private practice for over ten years.  She is currently a member of the American Dental Association and American Association of Endodontics, and she is a Diplomate of the American Board of Endodontics.

Dr. Nazzal maintains a strong commitment to continued education in endodontics.  In addition to growing her practice, she is married with two beautiful children and enjoys spending time with her family. She has a passion for the arts, especially oil painting, fitness, cooking and travel.



Dr. Han Na Cho graduated from Mount Holyoke College in Massachusetts with a Bachelor of Arts in Biology and a minor in Chemistry. Dr. Cho then earned her Doctor of Dental Medicine degree at the University of Pennsylvania School of Dental Medicine in Philadelphia. After graduating from dental school, she completed a General Practice Residency (GPR) at Flushing Hospital Medical Center in New York and continued her education at the University of Texas Health Science Center at Houston, where she earned her specialty certificate in Endodontics and a Master of Science in Dentistry degree.

During her endodontic residency, Dr. Cho received the American Association of Endodontist Foundation’s (AAEF) competitive research grant to pursue a project on the effects of COVID-19 on the dental pulp tissue. She was awarded the highest-scored research proposal and was featured in the AAEF’s 2021 Winner’s Circle. During the American Association of Endodontists (AAE) 2022 Annual Meeting in Phoenix, AZ, Dr. Cho was awarded 1st place in the AAE Resident Research Award for her project on dual-RNA sequencing.

With a passion to stay connected with her specialty, Dr. Cho also served on the Resident Expert Advisory Council (REACH) composed of 10 residents representing a broad cross-section of the resident community. Dr. Cho is an American Board of Endodontics eligible endodontist and is currently an active member of the American Association of Endodontists, American Dental Association, Texas Dental Association and Greater Houston Dental Society.

Dr. Cho believes the ability to help patients get out of pain with endodontic therapy is the most rewarding aspect of her profession, and she enjoys getting to know her patients, and making sure her patients feel comfortable and involved during the entire process. On the days away from the office, Dr. Cho enjoys spending time with her family and friends, trying new restaurants and coffee shops with her fiancé, and catching up on Korean drama.

Contemporary Endodontics | Houston Endodontist | Dr. Han Na Cho
Contemporary Endodontics | Houston Endodontist | Dr, Nikhil Reddy



Dr. Nikhil Reddy was born and raised in Houston. He graduated from The University of Texas at Austin with a Bachelor of Science. Dr. Reddy then earned his Doctor of Dental Surgery degree from the University of Texas Health Science Center at San Antonio. Afterward, he continued his training at the Advanced Education in General Dentistry (AEGD) residency in San Antonio. His passion for endodontics drove him to pursue a career as a dental specialist and completed his Postgraduate program of Endodontics The University of Alabama at Birmingham under the decorated guidance of Dr. Paul Eleazer. While attending the program, he had the honor of treating patients at the Birmingham VA for one year. He then practiced in Denver, Colorado before moving back to Houston to be closer to family.

Dr. Nikhil Reddy is currently an active member of the American Dental Association, American Association of Endodontics, the Greater Houston Dental Society, and Texas Dental Society. He believes in the highest of quality care for his patients with a conservative approach. He strives in having an honest relationship with each patient, with a delicate balance of appreciation, empathy, communication, and clinical excellence.

On his days away from the office, Dr. Nikhil Reddy enjoys spending his time with family and friends, whether it’s exploring the great outdoors or lounging on the couch with Netflix. He loves all things sports related and is an avid fan of the Longhorns and our Houston teams. However, his biggest passion is music, from playing instruments or attending the many live shows that Houston has to offer.



Dr. David S. Wan grew up in Houston, Texas. He attended the University of Texas in Austin, where he received a Bachelor of Arts in Biology and a minor in Chemistry. He matriculated into the University of Texas Houston Dental Branch and graduated in the top of his class. He continued his education at UTDB and was awarded his specialty certificate in Endodontics and a Masters in Science.

Dr. Wan has received extensive specialty training in diagnosis, root canal treatment, and microsurgery. He utilizes cutting-edge technologies and advanced techniques in root canal therapy. His armamentarium includes the use of the surgical microscope, rotary instrumentation, ultrasonics, thermoplasticized obturation, and Cone-beam computed tomography.

Upon graduation from his endodontic training, Dr. Wan was an associate in private practice in Dallas, TX before returning back to his roots in Houston, TX where he started Contemporary Endodontics in the Fall of 2010. Dr. Wan understands patients’ anxiety associated with root canal therapy. He has extensive training in conscious sedation to help provide a comfortable experience for his patients. He has created a tranquil environment in the practice setting with the number one goal of maintaining patient comfort. He has per¬formed over 10,000 root canal procedures and surgeries to date and continues to remain very passionate in the field of endodontics.

Dr. Wan is an active member of the American Association of Endodontists, and he is also a member of Omicron Kappa Upsilon National Dental Honor Society. He enjoys spending quality time with his wife Angelina and two sons; Aiden and Ashton.

Contemporary Endodontics | Houston Endodontist | Dr. David Wan

Online Patient Forms

Planning your visit to our Humble office? Filling out our patient forms before your appointment will ensure that your time with us is as simple and smooth as possible. The information you provide in these forms will help our team get to know you and your family before you even walk through the door. Don’t wait, fill out our patient forms now!

Your Financing Options

For patients who would like to finance their procedure, we work with CareCredit, one of the most reliable healthcare financing companies in the U.S. We do our very best to help patients bring the cost of care into their budget!

Contemporary Endodontics | Sugarland | Reception


At Contemporary Endodontics, we accept most major insurance providers. We understand that many patients’ choices are dictated by the type of insurance they have and we want to be able to offer the highest quality of care to everyone! We also process and manage the sometimes troublesome insurance claims for you. Our team is highly trained and will do everything in our power to make sure that you are taking advantage of your benefits.

We accept the following Insurance Plans: