Welcome to the Family Medicine Residency Program

Training excellent physicians who will go on to achieve success and become outstanding leaders

Meet our Residents PGY-2

Sonya Marie Saenz, MD

Rank – PGY-2


A Rio Grande Valley native, Dr. Sonya Marie Saenz was raised in Mission, Texas. She graduated summa cum laude with a degree in biology from the University of Texas-Pan American and received her medical degree from the University of Texas Medical Branch in Galveston. Dr. Saenz has returned home to complete her residency training with the UTRGV-DHR program in order to serve her community. She is excited to embark on this journey with the growing family medicine program and is blessed to be given the privilege to provide care for the underserved people of the Rio Grande Valley. Dr. Saenz looks forward to becoming the best physician she can be and would like to dedicate her success to her family and friends who have supported her journey. When Dr. Saenz is not in the hospital or clinic, she enjoys spending time with loved ones and is an avid movie fan.

Carlos H. Caro, MD

Rank – PGY-2


Dr. Carlos Caro enlisted as a United States Army medic after receiving a Bachelor of Arts degree from Yale University. There he did both humanitarian and combat-related medical support, evacuation, and training in Afghanistan and Iraq. During his service, he began to take courses to prepare for medical school. After his time in the military service, he decided to pursue a career in medicine in order to continue to serve his country. He is proud to be part of a program that not only seeks to foster evidence-based medicine and a strong research environment, but also to reach out to the most vulnerable populations in our community. He is happy with and impressed by UTRGV-DHR's focus on strong community involvement and innovative responses to the challenges of providing care to underserved areas. His hobbies include fencing, racquetball, reading, and traveling.

Ryan Silvera, MD

Rank – PGY-2


Dr. Ryan Silvera grew up in Los Angeles, California.  He joined the United States Navy at the age of 19 to pursue his goal of becoming a physician.  He volunteered to serve with the 2nd Battalion 1st Marine Division as a Combat Corpsman, which granted him an opportunity to learn and preform combat trauma medicine as well as sports medicine.  After serving his county proudly for 6 years he received an Honorable Discharge from the Navy. He attended the University of California-Davis for his undergraduate studies and was a member of the Division I Wrestling Team.  Dr. Silvera continues to coach high school and college wrestling teams, and aspires to work closely with veterans and athletes in underserved communities.  His hobbies include running, swimming, traveling and he is a fan of the Los Angeles Dodgers.

Liezét Cepeda, M.D.

Rank – PGY-2


Dr. Liezét Cepeda is a Rio Grande Valley native from Harlingen, Texas. She attended Princeton University and received her Bachelor of Arts Degree in sociology, where she learned about how variables like age, gender, race, socioeconomic status and more affect the healthcare of individuals and of populations. She later ventured to Chicago to pursue medical training. Though she loved the diversity and excitement of living in the Windy City, her goal was to return to the Rio Grande Valley as a physician in order to help her own community. The UTRGV-DHR Family Medicine Residency Program is a perfect fit for her as it facilitates her growth as a physician while allowing her to treat a patient population that is very near and dear to her heart.

Hector Munoz, MD

Rank – PGY-2


Born and raised in Mexico, Dr. Hector Munoz received a Bachelor of Science degree in industrial engineering with a minor in computer science in Monterrey, Mexico.  He came to the United States searching for the American dream. After overcoming adversity, he was able to achieve his goals by attending the University of Texas- Pan American for his undergraduate education, receiving his medical degree from Ross University School of Medicine in Dominica. He is now back in the Rio Grande Valley to help the community.  His main goal is to provide quality of care throughout the Valley and to help the underserved communities. Dr. Munoz’s passion is his family and his profession. He enjoys every moment and hopes to pass along that joy to the people that surround him.

Joshua Wood, MD

Rank – PGY-2


Dr. Joshua Wood was raised in rural Mexico where doctors were part of the community and did the best they could for their patients with the little resources they had at their disposal. From witnessing the impact these physicians had on their patients’ quality of life and the community, he developed a passion for medicine.  He received his undergraduate degree from the College of the Ozarks in Branson, MO. He then went on to receive his medical degree from the Universidad Autónoma de Guadalajara. Dr. Wood is excited to be working alongside doctors who share his passion in helping patients, especially the underserved. Outside of the hospital, Dr. Wood's hobbies include soccer, volleyball, biking, sailing, traveling and spending as much time at the beach as possible with his family and friends.

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Doctors Hospital at Renaissance proudly meets the federal definition of a “physician-owned hospital” (42 CFR § 489.3). As required by law, a list of the hospital’s physician owners and investors is available at www.dhr-rgv.com. DHR, Ltd. and its affiliated entities comply with applicable Federal civil rights laws and do not discriminate on the basis of race, color, national origin, age, disability, or sex.