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. Lawrence Mayer:
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Education & Awards
Dr. Mayer graduated from University of Illinois at Chicago.More Education & Awards
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- Where does Dr. Lawrence M. Mayer practice?
Dr. Lawrence Mayer practices General Practice near Valencia, CA.
See Valencia General Practitioners.