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. Emeran Mayer:
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Specialties & Research
Dr. Emeran Mayer, MD is board certified in Internal Medicine and Gastroenterology.
- He has special expertise in 2 areas:
- Irritable Bowel Syndrome (IBS)
Education & Awards
Dr. Mayer graduated from Ludwig-Maximilians-Universitaet Munchen.
Dr. Mayer has 5 hospital affiliations:
- John Muir Medical Center-Concord Campus
- Santa Monica - UCLA Medical Center