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 1 area:
- AIDS/HIV (Acquired Immunodeficiency Syndrome)
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