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. David De Leon:

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Specialties & Research

Dr. David De Leon, MD is board certified in Internal Medicine.

Education & Awards

Dr. De Leon graduated from Ross University, Edison.


Dr. De Leon has 6 hospital affiliations:

  • Evanston Hospital 
  • Skokie Hospital 


  • Spanish
  • Tagalog
  • English

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Additional Information
Dr. David De Leon MD is a male Internist, has 11 years of experience and practices in Internal Medicine.
Where does Dr. David De Leon practice?
Dr. David De Leon has 2 office locations.
Dr. David De Leon practices Internal Medicine near Chicago, IL.
Additional practice locations include: Glenview, IL.
See Chicago Internists.