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).
Learn more about Dr. David Layne McCollum:
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Specialties & Research
Dr. David Layne McCollum, MD is board certified in Internal Medicine.
Education & Awards
Dr. Layne McCollum graduated from University of Mississippi , Jackson.
Dr. Layne McCollum has 2 hospital affiliations:
- Presbyterian Hospital of Denton
- Texas Health Presbyterian Hospital Dallas
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- Additional Information
- Where does Dr. David Layne McCollum practice?
Dr. David Layne McCollum practices Internal Medicine near Birmingham, AL.
See Birmingham Internists.