4221 Vista Rd, Pasadena, TX 77504

Meet the Doctors

James T. Sierra, DDS, F.A.G.D

Dr. James joined his family’s dental practice in 2004, and loves working with patients to improve their smiles and lives. Dr. James grew up with his family locally, and graduated from Clear Creek HS and Austin College. Dr. James earned his Doctor of Dental Surgery from The University of Texas Health Science Center at San Antonio.

Since his graduation, Dr. James has not stopped learning. He was named a Fellow of the Academy of General Dentistry, the International Congress of Oral Implantologists, and the International College of Dental Implantology, and a Master of the International Dental Implant Association. Dr. James is a member of the American Dental Association, the State of Texas Dental Association, the Greater Dental Houston Society and the American Academy of General Dentistry.

Outside the office, Dr. James is happily married to Crystal, a pediatrician who practices in Friendswood. They have two beautiful daughters, Gabriela and Francesca. Dr. James enjoys spending time with family, going on mission trips, exercising, running (he has completed 15 marathons), and triathlons.

Christopher Sierra, DDS

Dr. Chris is a graduate of The University of Texas School of Dentistry at Houston (his mother, Dr. Linda’s, alma mater). Dr. Christopher joined Sierra Smiles in 2015. His greatest passion as a dentist is getting to help patients improve their quality of life. Locally born and raised, Dr. Christopher attended Clear Creek High School and St. Mary’s University before earning his Doctor of Dental Surgery.

In addition to his DDS, Dr. Christopher holds oral conscious sedation, Invisalign and CEREC certifications. He also maintains memberships in the American Dental Association, the Texas Dental Association, the Academy of General Dentistry, the Greater Houston Dental Society, and the International Academy of Dentistry.

Outside the office, you’ll find Dr. Christopher fishing, running, mountain biking, skiing, traveling abroad, and getting involved with his community and the international community. One of his favorite service projects was a mission to Guatemala were he provided dental care for local children. Dr. Christopher also roots for the Texans, Rockets, and Astros, and might be convinced to play you a tune on the piano or trumpet.

Linda Sierra, DDS, Founder of Sierra Cosmetic & Family Dentistry

Dr. Linda and her team have proudly provided Pasadena families extraordinary dental care with the best materials, most up to date technology, and with a friendly, pleasant environment for nearly 40 years. A native of Corpus Christi and a graduate of Incarnate Word Academy, Dr. Linda earned her AA from Del Mar Junior College and a BA in Biology from The University of Texas at Austin. She completed her Doctor of Dental Surgery at The University of Texas School of Dentistry at Houston.

Beyond her general dentistry education, Dr. Linda completes hours of continuing education each year, and is certified in oral conscious and nitrous oxide sedation, Invisalign, and CEREC. She has also completed training in dental implant placement and restorations. Dr. Linda holds memberships in the American Dental Association, the Texas Dental Association, the Academy of General Dentistry, the International College of Dentistry, the Spears Study Club, and sits on the board of directors for the Greater Houston Dental Society and also serves as the liaison for the judicial and peer review committees.

Happily married to Angel Sierra for 44 years, Dr. Sierra and her husband have four sons, Louis (architect), James (dentist), Andrew (accountant), and Christopher (dentist). She is a proud grandma of 7 beautiful grandchildren, and she loves spending time with them, traveling, swimming, and puts God and family first. She is an active member of St. Mary’s Catholic Church of League City.