Omar Caballero, DO

Meet Omar Caballero, DO

Comprehensive Family Medicine Rooted in Prevention, Education, and South Texas Community Care

Dr. Omar Andres Caballero is a family medicine clinician serving patients in Helotes, Texas, through CHRISTUS Trinity Clinic. A graduate of the University of the Incarnate Word School of Osteopathic Medicine, Dr. Caballero completed his Family Medicine residency training through the CHRISTUS Spohn Family Medicine Residency Program in Corpus Christi. His path to medicine reflects a longstanding commitment to service, education, and community health. Before becoming a physician, he worked as a science educator, tutor, and mentor throughout South Texas, experiences that continue to shape his patient-centered approach to care. His background in medicine and education helps patients better understand their health, empowering them to make informed decisions for themselves and their families.

Career at a Glance

• Provides comprehensive primary care for adolescents, adults, and older adults
• Former anatomy laboratory teaching assistant with hands-on medical education experience, including cadaver dissection and student instruction.
• Extensive background in STEM education, mentorship, and community outreach across South Texas schools and underserved communities.

Clinical Role and Leadership

Dr. Caballero delivers comprehensive primary care focused on prevention, chronic disease management, wellness, and long-term health partnerships. His broad training allows him to care for patients across a wide range of healthcare needs while emphasizing continuity of care and preventive medicine. Drawing from years of teaching and mentorship experience, he helps patients navigate complex medical decisions through clear communication and education.

He provides specialized care for conditions such as:

• Hypertension
• Diabetes
• High cholesterol
• Preventive and wellness care
• Acute illnesses and infections
• Routine health screenings and chronic disease management

What You Can Expect from Care with Omar Andres Caballero, DO

Dr. Caballero approaches medicine through osteopathic and family medicine principles, focusing on the whole person rather than isolated symptoms. His background as an educator reinforces his commitment to helping patients understand their conditions, treatment options, and long-term health goals. Patients can expect a collaborative partnership built on trust, communication, and preventive care.

You can expect:

• Personalized, patient-centered treatment plans
• A strong emphasis on prevention and wellness
• Clear explanations and health education
• Long-term support for chronic condition management
• Compassionate care focused on the whole person

Advanced Diagnostic Care

Dr. Caballero utilizes evidence-based diagnostic and preventive care strategies to support patients throughout every stage of life. His training through CHRISTUS Health and Texas A&M-affiliated graduate medical education programs gave him extensive experience in outpatient primary care, preventive medicine, chronic disease management, and care coordination. He combines modern clinical guidelines with an osteopathic philosophy that emphasizes overall wellness, lifestyle factors, and preventive health strategies.

Research, Clinical Insight, and Thought Leadership

During medical school, he served as an Anatomy Laboratory Teaching Assistant, helping facilitate cadaver dissections, laboratory instruction, and student education. Before entering medicine, he taught AP Biology, AP Chemistry, and Human Anatomy and Physiology, and served as a tutor and mentor for students pursuing STEM careers. These experiences highlight a lifelong dedication to learning, teaching, and sharing knowledge.

Commitment to Public Health and Health Equity

Dr. Caballero's commitment to community health began long before medical school. Through the Children's Health Community Outreach Program in Mercedes, Texas, he worked directly with children in underserved communities, teaching health and fitness concepts, providing mentorship, organizing community sports activities, and promoting STEM education. His years spent working with students and families across South Texas have given him a deep appreciation for the barriers many communities face when accessing healthcare and preventive services. Today, that perspective informs his mission to deliver accessible, relationship-based care that supports healthier communities.