Sara Nagel


Dr. Sara Nagel is the founder of The Center for Audiology. She earned her bachelor’s and master’s degrees from Brooklyn College and her doctorate from A.T. Still University Arizona. Dr. Nagel has extensive experience working in several hospitals in New York City and moved back to Houston in 1998. She worked in pediatric audiology at Texas Children’s Hospital and was an assistant professor of audiology at the University of Houston. Dr. Nagal is a member of the Texas Academy of Audiology, the Academy of Doctors of Audiology and is a fellow of the American Academy of Audiology. When she is not seeing patients, Dr. Nagel enjoys outdoor fitness activities, reading, cooking, volunteering, and spending time with her husband and seven amazing children

Rosangela Moura


Licensed doctor of audiology Rosangela Moura earned her Bachelor of Arts degree from Texas Tech University, her Master of Science in Audiology degree from the University of Texas at Dallas, and her Doctor of Audiology degree from Salus University in Pennsylvania. She also holds a certificate of clinical competence from the American Speech-Language-Hearing Association. She is also a fellow of the American Academy of Audiology. She is fluent in Portuguese and has a working knowledge of Spanish. Dr. Moura’s specialties include adult hearing rehabilitation with amplification. Outside of the office, Dr. Moura enjoys attending performance of the Houston Ballet and the Houston Astros as well as reading, cooking and travel.

Cristina Vallejo-Alali


Dr. Cristina Vallejo is a licensed audiologist who earned her Bachelor’s degree from the University of Tulsa and a Doctorate in audiology from the University of North Texas. She holds a certificate of clinical competence in audiology from the American Speech Language Hearing Association and is a fellow of the American Academy of Audiology. Dr. Vallejo is knowledgeable in the latest technology in hearing aids and devices so she can help you choose the best solution for your hearing needs.

Belinda Ritchie

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