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 Roybal, MD is board certified in Internal Medicine.
Education & Awards
Dr. Roybal graduated from University of Southern California , Los Angeles.
Dr. Roybal has 1 hospital affiliations:
- Los Angeles County + University of Southern California Medical Center
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- Additional Information
- Dr. Gregory Michael Roybal MD is a male Internist, has 16 years of experience and practices in Internal Medicine.
- Where does Dr. Gregory M. Roybal practice?
- Dr. Gregory Roybal has 2 office locations.
Dr. Gregory Roybal practices Internal Medicine near Los Angeles, CA.
See Los Angeles Internists.