Houston, TX
Dr. Danielle Garcia
 

A proud native of Clear Lake, Houston, Dr. Garcia brings her passion for family medicine and her deep connection to the UAG community to her role. After earning her medical degree in 2018, she completed clinical rotations in Chicago and a family medicine residency at UT Health San Antonio. She now practices alongside her father in Houston, serving her community with dedication. 

alumni_houston@uag.edu

Dallas, TX
Dr. Sandra G. Lozano
 

As Medical Director of Public Health for Dallas County Health and Human Services, Dr. Lozano is a dedicated advocate for healthcare equity and maternal-child health. Her diverse career spans private practice, public health leadership, and preventive medicine. She is a dynamic leader poised to make a lasting impact on the Dallas chapter.

alumni_dallas@uag.edu

El Paso, TX
Dr. Erika Aguirre
 

Dr. Erika Aguirre, a recent graduate of UAG in 2024, is leading the El Paso chapter with enthusiasm and fresh perspectives. As a new member of the medical community, she represents the future of UAG alumni and is committed to fostering connections within El Paso and beyond.

alumni_elpaso@uag.edu

Puerto Rico
Dr. Jorge Martinez Trabal
 

Dr. Martinez, a 1999 UAG graduate, is a highly accomplished vascular surgeon specializing in advanced endovascular therapies and interventions. His extensive experience in research, academics, and clinical care will undoubtedly bring innovation and growth to the Puerto Rico chapter.

alumnipr@uag.edu

California
Dr. Adolfo Saez
 

A UAG graduate with expertise in gastroenterology and medical marketing, Dr. Saez serves as a Medical Marketing Manager at Aspen Labs LATAM. He is also a member of the editorial board for a prominent medical journal. His leadership will guide the California chapter with a focus on academic and professional excellence.

alumni_ca@uag.edu

New Mexico
Dr. Julie Harrigan
 

Under the leadership of Dr. Julie Harrigan, known for her exceptional ability to cultivate dynamic collaboration among hospital leaders, physician organizations, and clinical staff. Dr. Harrigan’s expertise in streamlining EHR implementation and driving organizational efficiency will be invaluable to our New Mexico chapter.

alumni_newmexico@uag.edu

San Antonio, TX
Dr. Jimena Cervantes
 

Born and raised in a Mexican household in Texas, Dr. Jimena Cervantes brings a deep cultural connection and a strong commitment to service to her role as chapter president. A UAG graduate and board-certified family medicine physician, she also completed a fellowship in underserved dermatology and continues to care for vulnerable populations in San Antonio.

alumni_sanantonio@uag.edu

Austin, TX
Alejandra Vaca
 

Graduate of UAG’s Communication Sciences program, she taught for 16 years at the university, high school, and Único System levels. She also served as Head of the Communication Department, contributing to academic program development. Now based in Austin, she is focused on building a strong alumni community through the Austin Chapter, promoting professional connections and the global prestige of UAG.

alumni_austin@uag.edu

Miami, FL
Mario P. Siervo
 

Dynamic healthcare leader with extensive experience at WellMed/Optum, excelling in clinical strategy development and quality metrics management. Proven track record in enhancing patient outcomes and driving evidence-based medicine initiatives. Skilled in EMR implementation and team leadership, fostering collaboration to achieve organizational goals and optimize healthcare delivery.

alumni_miami@uag.edu

New York, NY
Dr. Anthony Martinez
 

Dr. Martinez is an associate professor of medicine at the University at Buffalo and medical director of hepatology at Erie County Medical Center. His clinic, “La Bodega,” has been recognized nationally and internationally as a novel co-localized model for managing liver disease and addiction disorders. Since 2013, the clinic has treated thousands of individuals for hepatitis C and substance use disorder. It has been recognized twice with the New York State World AIDS Day Commissioner’s Special Recognition Award.

alumni_ny@uag.edu

Chicago, IL
Dr. Luis Diaz
 

Cardiology fellowship at Northwestern University in 2021 and finished in 2024. During my time at Northwestern, I focused on research and social activities to bridge gaps of cardiovascular care in underrepresent communities, particularly in the Hispanic/Latino community. During this time, I was awarded the "Top 40 under 40 Hispanic Healthcare Provider" award by the National Hispanic Medical Association and the National Hispanic Health Foundation in their 2024 Gala in Washington DC.

alumni_chicago@uag.edu

Orlando, FL
Dr. Paul T. Wielebinski
 

His educational path commenced at the Universidad Autonoma de Guadalajara (UAG), where he undertook rigorous medical training, supplemented by extensive postgraduate experiences in the United States. His story underscores the significance of perseverance, linguistic proficiency, and diverse medical exposure.

alumni_orlando@uag.edu

Oregon, 
Sara Alpuche
 

Graduate of UAG’s Master’s in Advertising and Corporate Communication program, Sara Alpuche brings more than 15 years of experience in integrated marketing and political communication across Mexico, Colombia, and Spain. She has led high-impact digital and multimedia campaigns for governors, senators, and public institutions, combining data-driven strategy with compelling storytelling and strong leadership.

Before relocating to Oregon, Sara managed social media agencies, directed multimedia productions, and executed more than 20 digital campaigns across international markets, including serving as Head of Internet Media for the Yucatán State Governor’s successful campaign (2012–2018).

Now based in Oregon, she is dedicated to advancing brand marketing and community engagement through nonprofit and civic initiatives. As Chapter President, she is focused on strengthening alumni connections, fostering professional collaboration, and promoting the continued global prestige of UAG.

alumni_oregon@uag.edu

Phoenix, AZ
Dr. Alexander Sabre
 

Dr. Sabre is a distinguished obstetrician and gynecologist based in Phoenix, Arizona. He currently practices at MomDoc LLC and Honor Health Care System, where he leads the Department of Obstetrics and Gynecology at Abrazo Arrowhead Hospital. Recognized for his commitment to compassionate, patient-centered care, Dr. Sabre has received numerous honors, including the CIR Patient Care Trust Fund Resident Research Grant and the SOGH Future Leaders Award. Deeply inspired by his family’s legacy in medicine, he continues to uphold the values of empathy, perseverance, and excellence in women’s health.

alumni_arizona@uag.edu

McAllen, TX
Dr. Samuel Von Ayala
 

MD focused on healthcare administration and business development with experience in private, government, and education sectors. I am passionate about the current healthcare worker shortage and specialize in connecting providers and facilities. I have managed multiple clinics simultaneously with over 60 providers plus support staff. I am well versed in patient relations, having built successful relationships with patients and staff in the clinical setting. My experience allows me to build strong relationships with the staff to increase morale and effective teamwork, analyze current metrics of performance including production, billing, collections, and scheduling methods, all to fine-tune and improve the areas necessary to increase patient care, production, efficiency, and company revenue. I have been involved in the process of starting a clinic from the ground up, as well as spearheaded the acquisition of new locations.

alumni_mcallen@uag.edu