Practice Administrator

David Johnson

David Johnson received his bachelor of arts from the University of Texas and worked as a financial consultant until joining his wife Dr. Yolanda Marcos as Practice Administrator at Marcos Medical Care. In 2017 David spearheaded the development of Marcos Medical Aesthetics & Wellness, a top-of-the-line med spa located in the Stone Oak Area of San Antonio.  With over 22 years of experience in healthcare administration, David is committed to ensuring that Marcos Medical Care and Marcos Medical Aesthetics & Wellness provide the highest quality care to its patients. 


  • Financial Management
  • Healthcare Operations
  • Business Development

David is a strong leader and is known for his dedication to the well-being of his staff and patients. He is passionate about healthcare and is committed to helping Marcos Medical continue to be a top choice for medical care in the San Antonio community. In his free time, David enjoys traveling with his family, hiking, and SCUBA diving.

Headshot of David Johnson, Practice Administrator at Marcos Medical

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