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. Gregory Felzien, MD is board certified in Internal Medicine and Infectious Disease.
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Education & Awards
Dr. Felzien graduated from University of Colorado, Denver.More Education & Awards
Dr. Felzien has 1 hospital affiliations:
- W W Hastings Indian Hospital
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- Additional Information
- Where does Dr. Gregory S. Felzien practice?
Dr. Gregory Felzien practices Internal Medicine and Infectious Disease near Tahlequah, OK.
Additional practice locations include: Waycross, GA and Statesboro, GA.
See Tahlequah Internists and Tahlequah Infectious Disease Doctors.
- Similar Physician Names
- Dr. Gregg Felzien, Dr. Greg Felzien, Dr. Gregorio Felzien