Our Providers
San Antonio urgent care team.The OneLife Medical Team specializes in the urgent and emergent side of medicine.

Matthew Cross, MD, FACEP
Matthew Cross, MD, FACEP, is the Medical Director and founder of OneLife. Born and raised in Texas, he later moved to Providence, RI, to obtain his Bachelor’s degree from Brown University. Next, he received a Master’s in Science from Colorado State University and then later obtained his medical degree from the University of Texas Health Science Center at San Antonio. He completed his emergency medicine residency training at Texas A&M Health Sciences Center College of Medicine in Corpus Christi, Texas.
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Stephanie Wilson, RN
Stephanie Wilson, RN, was born in California but attended school and raised her family in San Antonio. As an RN, ADN, who holds certifications in ACLS, PALS, TNCC, and BLS, she has been practicing nursing in San Antonio since 1998. In the early 2000s, she worked as a nurse in many LTAC hospitals as an LVN. For the last 15 years, she has worked as an ICU or emergency room nurse at local hospital systems or freestanding ERs. Stephanie tries to enjoy the sunset daily, and any free time is dedicated to her grandchildren and the farm animals.

Whitney Park
Born and raised in San Antonio, Texas, Whitney Park grew up in the Alamo Heights area. She’s a graduate of Texas Tech University and has spent her career specializing in business development, program management, strategic planning, and implementation. Most of her career has been in the tech industry, and she has thoroughly enjoyed diving into the medical field while working with Dr. Cross and his medical practices, Premier Health TX and OneLife. Whitney currently lives in Terrell Hills with her husband Walter and their two daughters, Lila and Palmer.
Matthew Cross, MD, FACEP

Matthew Cross, MD, FACEP, is the Medical Director and founder of OneLife. Born and raised in Texas, he later moved to Providence, RI, to obtain his Bachelor’s degree from Brown University. Next, he received a Master’s in Science from Colorado State University and then later obtained his medical degree from the University of Texas Health Science Center at San Antonio. He completed his emergency medicine residency training at Texas A&M Health Sciences Center College of Medicine in Corpus Christi, Texas. Since becoming board certified in Emergency Medicine in 2015 with the American Board of Emergency Medicine, Dr. Cross has worked part-time in emergency rooms across South Texas while simultaneously growing OneLife to create more accessible, convenient, and personalized medical care.
Dr. Cross is married to Dr. Ann Cross, a local veterinarian, and owner of Olmos Park Animal Hospital. They are blessed with three amazing children—Alex, Elise, and Robert. Together, they like to travel, play tennis, and create frozen desserts in the kitchen.
Stephanie Wilson, RN

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Whitney Park

During the program, Bryla completed her clinical rotations in San Antonio. She has practiced Family Medicine in San Antonio since 2014 and continues to focus on disease prevention and health maintenance that family practice offers.
Bryla and her husband recently welcomed their first baby boy in the summer of 2021. Outside of the office, she enjoys spending time in the hill country visiting her family, traveling with friends, and a good cup of hot tea!
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