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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 awesome!!Mar 08,2017
Wonderful pediatrician!Mar 08,2017
We love Dr Sierra and are so happy that we switched all the kids over to her a year ago...I only wish we'd found her sooner, it would have saved us a lot of trouble (bad experiences with a non-UTMB doctor and facility).Mar 29,2017
Dr.Sierra is an amazing doctor and I am very confident in her care of my son.Apr 14,2017
Dr Sierra is TOP NOTCH..Apr 26,2017
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