Roxanna Sanchez began her nursing career with her Bachelor's of Science in Nursing from the University of Texas Medical Branch (UTMB) graduating in 2008. Upon graduation, Roxanna went to work at the Texas Medical Center as an operating room and perioperative nurse working with children and adults. Roxanna's dedication towards her patients and passion for aiding in the healthcare of others lead her to pursue her Master's degree of Nursing. She wanted to be more closely involved in her patients' care and began her degree as a Family Nurse Practitioner and graduated from UTMB in 2012. She currently helps prepare future nurse practitioner students by being their mentor during clinical rotations.

Roxanna is board certified as a Family Nurse Practitioner by the American Academy of Nurse Practitioners, is bilingual and also a member of the International Nursing Honors Society, Sigma Theta Tau. She is a member of the Galveston Coalition of Advanced Practice Nurses.

Dr. Natalie Royer is an Assistant Professor in the division of Pediatric Urgent Care at the University of Texas Medical Branch. She earned her Bachelor of Science from Texas Lutheran University. She obtained her Doctor of Osteopathic Medicine from the University of North Texas, Texas College of Osteopathic Medicine and completed her pediatric residency training at The University of Texas Medical Branch.

Dr. Royer joined the University of Texas Medical Branch as faculty in 2018 and is board certified by the American Board of Pediatrics.

Dr. Michael Binder received his MD from Texas Tech University Health Sciences Center in Lubbock, TX and completed his pediatrics internship and residency at the University of Texas Medical Branch in Galveston. Dr. Binder is Board Certified in Pediatrics by the American Board of Pediatrics. His clinical interests include all aspects of pediatrics and seeing his patients develop through the physical, emotional and social health through infancy through adolescence and young adulthood.

Dr. Kimble joined UTMB Health Community Based Clinics in 2015. She is board-certified by the American Board of Pediatrics after completing her residency at UT Houston Health Science Center. She has a bachelor's degree from Hampton University.  She was in private practice shortly after residency and co-owned the practice for 10 years. She is a married professional with 4 children; 2 sets of twins identical boys and fraternal girls. Eventually she and her family made a change and moved to San Antonio where she worked as a general pediatrician, urgent care physician and then a hospitalist before moving back to the Houston area.

Dr. Kimble serves on the Student Health Advisory Committee and is a mentor to area youth. She is a member of the American Academy of Pediatrics, Harris County Medical Society, Texas Medical Association, and Houston Medical Forum.

She has a special interest outside of the love for the children she cares for in her clinic and chasing butterflies in their ears, she also enjoys her multiples families given her bond with them having her own sets of multiples. More recently she has had the unique opportunity to work on the reality show, Outdaughtered that can be viewed on TLC for the last few years.

Dr. Propst is a fellowship trained physician in Primary Care Sports Medicine. His clinical interests include many sports injuries, aches and pains including concussions, sprains, strains, simple fractures. Additionally, his training allows him to investigate nutritional and lifestyle factors that may predispose athletes to repetitive injuries or decrease their performance regardless of their sport.

Angela Attaway was born in Dallas, TX. She traveled a lot from an early age, because her father was in the military. She initially received her Associate's Degree in Nursing from Alvin Community College in 1998. She received her Bachelor's degree from UTMB in 2003. She graduated in 2007 from UTMB with her Master's Degree in Nursing specializing as a Pediatric Nurse Practitioner.

Angela joined the Community Based Clinics in Alvin in September 2014. She has been an RN for the past 18 years. Her nursing experience includes Neonatal ICU, Pediatric ICU and Pediatric Oncology. Prior to joining the Community Based Clinics in Alvin, Angela was the Child Abuse Nurse Practitioner for Galveston County, and practiced as a primary care provider at Island Pediatrics.

Angela has been Certified as a Pediatric Nurse Practitioner by the Pediatric Nursing Certification Board since 2007. In 2011, Angela won a Good Samaritan Excellence in Nursing silver medal.

Angela enjoys spending time with her family. She also loves animals and regularly volunteers at the League City animal shelter. She has two rescue dogs of her own.

Married for 36 years to Dr. Tommy Sim, an allergy/immunology specialist in Friendswood, TX. Dr. Sim is a proud mother of 3 children; Tom, diagnosed with Autism, graduated from University of Houston in HRM, currently employed at UTMB Health Clear Lake Campus hospital; Timmy, graduated from Baylor University with a BS in Biology, currently schooling in Computer Science at UHCL; and Theresa, graduated with a BS in Chemical Engineering from UT Austin. I feel empathetic to parents with children with disability. I feel a need to share my family's story about my eldest son with Autism and maybe can inspire somebody like him to strive and succeed.

I am grateful for the opportunities that came my way. I am honored for the trust that parents have given to me to take care of their children's health. I feel rewarded when I see my patients grow up healthy and become good citizens.

Her professional associations include the Texas Pediatric Society, Bay Area Pediatric Society and the Harris County Medical Society.

She believes that good listening leads to good care and appreciates the opinions of parents.

In her spare time, she enjoys playing the piano, reading and traveling with her family.

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!

Dr. Lauren Raimer-Goodman was born on Galveston Island and grew up as part of the UTMB family. She officially joined UTMB Health in October 2011. After completing her undergraduate work at Wake Forest University, she attended Baylor College of Medicine where she received her medical degree in 2008. She completed her residency in Pediatrics at Texas Children's Hospital in 2011.

Dr. Raimer-Goodman is a member of the American Academy of Pediatrics and the Texas Medical Association. She has a special interest in pediatric advocacy and global health. Her husband, Dr. Michael Goodman, is a researcher in public health with a focus on social epidemiology and global health. They have two delightful children whom they adore.

Clinically, Dr. Raimer-Goodman has many interests including infants, breastfeeding, asthma, allergies, acne, eczema and other skin disorders, sports related injuries, healthy eating and much more.

 Provider is LGBTQIA+ Responsive

Dr. Maria San Andrés received her B.S. in Biomedical Science at Texas A&M University and her M.D. from Texas A&M Health Science Center College of Medicine in College Station, TX. She completed her Pediatric residency at UTMB. After residency, she began working at UTMB in the General Pediatrics Clinic and at the St. John's Hospital Newborn Nursery. She currently works in the outpatient General Pediatric Clinic and enjoys working with medical students and residents.