Dr. Ion Sima MD is a male General Practitioner, has 44 years of experience and practices in General Practice, Internal Medicine, and Rheumatology.
Dr. Ion Sima has 1 office location.
1781 W Romneya Dr
Ste B
Anaheim, CA 92801

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Locations and availability (1)
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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  1. Qualifications
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Specialties & Research

  • He has special expertise in 5 areas:
  • Flu (Human Influenza)
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Rheumatoid Arthritis

Education & Awards

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


Dr. Sima has 6 hospital affiliations:

  • Pacific Hospital of Long Beach 
  • Tri-City Regional Medical Center 

Accepted Insurance Plans

Dr. Sima accepts these health insurances in at least one office:

  • Medicare - 1 plan

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Additional Information
Where does Dr. Ion Sima practice?
Dr. Ion Sima practices General Practice, Internal Medicine, and Rheumatology near Anaheim, CA.
See Anaheim General Practitioners, Anaheim Internists, and Anaheim Rheumatologists.