Dr. Liyen Keen is a Texas state licensed medical doctor, specializing in General Dentistry. Graduated Magna Cum Laude from UT Health Science Center at Houston, Dr. Keen currently is working at River Park Dental Center, located in 17320 W Grand Pkwy #B Sugar Land TX 77479 Please call +1-832-595-2505 to contact. Access cdoc101.com on a desktop computer to view more details. | |||