Dr. McCullough is an internist, cardiologist, epidemiologist holding degrees from Baylor University, University of Texas Southwestern Medical School, University of Michigan, and Southern Methodist University.  He manages common infectious diseases as well as the cardiovascular complications of both the viral infection and the injuries developing after the COVID-19 vaccine in Dallas TX, USA.

He has broadly published on a range of topics in medicine with more than 1000 publications and over 685 citations in the National Library of Medicine. His works include “Pathophysiological Basis and Rationale for Early Outpatient Treatment of SARS-CoV-2 (COVID-19) Infection” - the first widely utilized treatment regimen for ambulatory patients infected with SARS-CoV-2 in the American Journal of Medicine and subsequently updated in Reviews in Cardiovascular Medicine. He later published the first detoxification approach titled “Clinical Rationale for SARS-CoV-2 Base Spike Protein Detoxification in Post COVID-19 and Vaccine Injury Syndromes” in the Journal of American Physicians and Surgeons. He has dozens of peer-reviewed publications on the infection and has commented extensively on the medical response to the COVID-19 crisis in The Hill, America Out Loud, and on FOX NEWS Channel.

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Dr. McCullough testified multiple times in the US Senate, European Parliament, Texas Senate Committee on Health and Human Services, Arizona Senate and House of Representatives, Colorado General Assembly, New Hampshire Senate, Pennsylvania Senate, and South Carolina Senate concerning many aspects of the pandemic response.  Dr. McCullough has had years of dedicated academic and clinical efforts in combating the SARS-CoV-2 virus and in doing so, has reviewed thousands of reports, participated in scientific congresses, group discussions, press releases, and has been considered among the world's experts on COVID-19.