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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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Specialties & Research

Dr. Zhigang Song, MD, PHD is board certified in Internal Medicine and Gastroenterology.

  • He has special expertise in 5 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Song graduated from Shandong Medical University, Jinan.


Dr. Song has 10 hospital affiliations:

  • Anaheim Memorial Medical Center 
  • St. Mary Medical Center 


  • Mandarin
  • Spanish
  • Chinese
  • English

> > > > Dr. Zhigang Song, MD, PHD

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Additional Information
Dr. Zhigang Song MD and PHD is a male Internist, has 17 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. Zhigang Song practice?
Dr. Zhigang Song has 3 office locations.
Dr. Zhigang Song practices Internal Medicine and Gastroenterology near Anaheim, CA.
Additional practice locations include: Fontana, CA and Costa Mesa, CA.
See Anaheim Internists and Anaheim Gastroenterologists.