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UTMB Provider
Crystal Sierra
Departments: Community Based Clinics
Languages: English, Spanish
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Dr. Crystal Sierra joined UTMB Health in November 2010.  After completing her undergraduate studies at The University of Texas - Pan American in Edinburg, Texas, Dr. Sierra earned her medical degree from The University of Texas Medical Branch in Galveston in 2006. In 2009, she completed her Residency in Pediatrics at UTMB. Prior to working for UTMB, Dr. Sierra worked as a pediatrician in Clear Lake. 

Dr. Sierra is board certified by The American Board of Pediatrics. She is also certified in Basic Life Support and Pediatric Advanced Life Support. She has her Texas medical license, and is a member of The American Academy of Pediatrics.

Dr. Sierra is married to Dr. James T. Sierra, a dentist in Friendswood, and they have two beautiful daughters, Gabriella and Francesca.  Dr. Sierra is fluent in Spanish and also enjoys reading and traveling with her family in her spare time.  She has enjoyed living in the area, and is excited to be giving back to the community!

Medical/Professional School:

University of Texas Medical Branch - Galveston, TX, MD, 2006


Pediatrics, University of Texas Medical Branch - Galveston, TX, 2007


Pediatrics, University of Texas Medical Branch - Galveston, TX, 2009

UTMB Health Pediatric and Adult Primary Care - Friendswood
128 West Parkwood Avenue
Friendswood, TX 77546
Fax: (281) 482-3963

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Dr Sierra is TOP NOTCH..Apr 26,2017
I am extremely happy and pleased with the care that she is receiving from dr. SierraJun 05,2017
Dr. Sierra is a wonderful Pediatrician and she is the reason we drive from Pasadena to Friendswood. Her staff and the front desk are the friendliest people and create a wonderful atmosphere for patient's to be treated. I highly recommend her to all my family and friends.Jul 07,2017
Completely happy with Dr. Sierra!Oct 06,2017
we love Dr. Sierra she is excellentOct 11,2017
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