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License & Identifications

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. Alfredo Leon:

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Education & Awards

Dr. Leon graduated from University of California at Irvine.


Dr. Leon has 2 hospital affiliations:

  • Dameron Hospital 
  • St. Joseph's Medical Center of Stockton 


  • Spanish
  • English

> > > > Dr. Alfredo Leon, MD

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Additional Information
Dr. Alfredo Leon MD is a male Internist, has 49 years of experience and practices in Internal Medicine.
Where does Dr. Alfredo Leon practice?
Dr. Alfredo Leon has 1 office location.
Dr. Alfredo Leon practices Internal Medicine near Stockton, CA.
See Stockton Internists.