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Internist, Infectious Disease Specialist (virus, bacteria, parasites)
39 years of experience
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

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Specialties & Research

Dr. Clark Gregg, MD is board certified in Internal Medicine and Infectious Disease.

  • He has special expertise in 3 areas:
  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • HIV Infections
  • Hepatitis C

Education & Awards

Dr. Gregg graduated from The University of Texas Southwestern, Dallas.


Dr. Gregg has 2 hospital affiliations:

  • Veterans Affairs North Texas Health Care System 
  • Dallas Va Medical Ctr 

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Additional Information
Dr. Clark Red Gregg MD is a male Internist, has 39 years of experience and practices in Internal Medicine and Infectious Disease.
Where does Dr. Clark R. Gregg practice?
Dr. Clark Gregg has 1 office location.
Dr. Clark Gregg practices Internal Medicine and Infectious Disease near Dallas, TX.
See Dallas Internists and Dallas Infectious Disease Doctors.