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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. John Rizzo:

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Specialties & Research

Dr. John Rizzo, MD is board certified in Ophthalmology.

  • He has special expertise in 1 area:
  • Anterior Segment Surgery

Education & Awards

Dr. Rizzo graduated from Georgetown University, Washington.


Dr. Rizzo has 7 hospital affiliations:

  • Delaware County Memorial Hospital 
  • Crozer-Chester Medical Center 


  • Italian
  • Spanish

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Additional Information
Dr. John Samuel Rizzo MD is a male Ophthalmologist, has 34 years of experience and practices in Ophthalmology.
Where does Dr. John S. Rizzo practice?
Dr. John Rizzo has 1 office location.
Dr. John Rizzo practices Ophthalmology near Ridley Park, PA.
See Ridley Park Ophthalmologists.