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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. Henry Sideropoulos:

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Specialties & Research

Dr. Henry Sideropoulos, MD is board certified in Internal Medicine.

  • He has special expertise in 1 area:
  • Flu (Human Influenza)

Education & Awards

Dr. Sideropoulos graduated from University of California at San Diego, La Jolla.


Dr. Sideropoulos has 6 hospital affiliations:

  • Pomona Valley Hospital Medical Center 
  • Huntington Hospital 


  • Spanish
  • Greek
  • English

> > > > Dr. Henry Sideropoulos, MD

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Additional Information
Dr. Henry Paul Sideropoulos MD is a male Internist, has 34 years of experience and practices in Internal Medicine.
Where does Dr. Henry P. Sideropoulos practice?
Dr. Henry Sideropoulos has 4 office locations.
Dr. Henry Sideropoulos practices Internal Medicine near Pasadena, CA.
Additional practice locations include: Fontana, CA and Pomona, CA.
See Pasadena Internists.