South Alamo Medical Group consist of 25 primary care physicians and physician extenders that practice in 7 clinics throughout San Antonio, Texas.




About Us

The South Alamo Medical Group was founded in 1997 by Dr. Trevino and Dr. Ross, with the purpose of providing medical care to areas of San Antonio that lacked Primary Care Physicians.

Since then, South Alamo Medical Group has grown to seven offices. Our offices are located in the South, East, Northwest and Downtown of San Antonio. Presently the medical group has 25 physicians and physician extenders. The physicians and physician extenders are trained in Pediatrics, Family, Geriatrics, and Internal Medicine.

The philosophy of South Alamo Medical Group is to see every patient that walks in the front door, to practice preventative medicine, and to treat patients as if they were our own family. The care is very personalized, but the technology is the most advanced.

South Alamo Medical Group was one of the first clinics to implement electronic medical records in San Antonio. Electronic medical record allows doctors to have access to the entire patient medical information that is needed to make a diagnosis and provide immediate treatment.

South Alamo Medical Group is also a quality medical practice that has obtained a variety of renowned recognitions and certifications. For instance, the American Diabetes Association Education Recognition Certificate. Programs like ours that achieve Recognition status have a staff of knowledgeable health professionals who can provide participants with comprehensive information about diabetes management. We welcome all San Antonio residents to visit our facilities and meet our clinicians and staff.

Mission &

Our mission is to provide exceptional healthcare services with compassion and promptness.

Our vision is to be innovative in methods, tools and environment to empower clinicians and staff to provide exceptional health care.

Our values - Trusted service that exceeds expectations in a timely manner; Commitment to patients, staff, team and community; Honesty, Integrity and Trust; Compassion and Respect; Proactively anticipate needs.

What clients are saying
  • I've been Coming here for over 10 years, the office and the staff are better than ever, I never wait more than 15 minutes in the waiting room I see doctor Jessica Buzenas or doctor Abel Miranda and they are both great docs. I don't have no complaints about this office.

  • They were extremely efficient and helpful. Loved that I didn't have to wait long to be seen. G. Warren was very thorough and provided pertinent advice as she did her examination. Very pleased!

  • I'm a new patient and I am totally impressed with the staff the cleanliness and the professionalism.

  • Have been with Dr Argumedo for a long time. Never steers you wrong. Always compassionate. Staff is great too.

South Alamo Medical Group consist of 25 primary care physicians and physician extenders that practice in 7 clinics throughout San Antonio, Texas.

David Mullican, M.D., FAAFP

Family Practice

David Mullican, M.D., FAAFP
Family Practice

Dr. David Mullican attended Abilene Christian University where he obtained a BS in Biochemistry. He attended medical school at the University of Texas Health Science Center at San Antonio. He then completed his residency at Christus Santa Rosa Family Medicine Residency Program. In addition, Dr. Mullican received a certificate in Public Health at the University of Texas Health Science Center at San Antonio.

Dr. Mullican always loved puzzles and trying to assess a patient and figure out a diagnosis and treatment plan is just like putting together a puzzle. Plus, he knew he wanted to work in a field that could dramatically improve people’s lives. Dr. Mullican’s clinical interests are in preventative care, public and community health and cardiovascular health. He particularly loves the fact that he is able to try to help everyone that he meets each day and following a patient over the years and watching their health improve is very rewarding to him.

Dr. Mullican would like to tell every patient that he wants to be their resource and consultant for their health. If a patient has a medical issue, he wants to know about it to help them navigate our complicated health system.

A fun fact about Dr. Mullican is that after college, he was accepted into multiple fine arts programs to become a writer. Ultimately, he made the right decision to go to medical school.

Dr. Mullican resides in San Antonio. He is married and has three children. They also have a crazy puppy named Pepper.

Genevieve Ann Talamantez-Worden, DNP, APRN, FNP-C

Family Nurse Practitioner

Genevieve Ann Talamantez-Worden, DNP, APRN, FNP-C
Family Nurse Practitioner

DNP Talamantez-Worden attended The University of the Incarnate Word where she received her undergraduate and graduate degree, where she obtained a doctor of nursing practice.

DNP Talamantez-Worden’s has training in cirrhosis and pre-and post-liver transplant care.  Her clinical interests include cirrhosis and diabetes.  DNP Talamantez-Worden became interested in becoming a nurse practitioner when her grandfather had COPD. No one in her family knew how to navigate the healthcare system and she wanted to gain a better understanding of the disease process in order to help her family.  Now she is able to able to use that knowledge to help her patients.   She finds it very rewarding when she can make a difference in a patient’s life.  She loves helping her patients gain a better understanding about their disease and how their choices influence their health.  She honestly feels that she is with her patients for a short while and it is important to give them the tools and knowledge they need to care for themselves 24/7.  DNP Talamantez-Worden would like to tell all of her patients to exercise, either cardio or weights.  It is rarely a bad idea and most times it will help their chronic conditions.

DNP Talamantez-Worden enjoys running, hiking, watching anime and playing video games.  She is from San Antonio.  She has lived in Clovis and Alamogordo, New Mexico.  She has a cat named Benson.