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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).

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Education & Awards

Dr. Sima graduated from Universitatea De Medicina Si Farmacie Carol Davila, Bucharest.


Dr. Sima has 6 hospital affiliations:

  • Tri-City Regional Medical Center 
  • Kaiser Permanente - Moreno Valley Community Hospital 

> > > > Dr. Ion Sima, MD

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Additional Information
Dr. Ion Sima MD is a male Internist, has 46 years of experience and practices in Internal Medicine.
Where does Dr. Ion Sima practice?
Dr. Ion Sima has 2 office locations.
Dr. Ion Sima practices Internal Medicine near Anaheim, CA.
Additional practice locations include: Banning, CA.
See Anaheim Internists.