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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. Mark Horng:

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Education & Awards

Dr. Horng graduated from University of California at Irvine.


Dr. Horng has 3 hospital affiliations:

  • Brigham and Women's Hospital 
  • Children's Hospital 
  • Mt Auburn Hospital 


  • Mandarin
  • Chinese

> > > > Dr. Mark Horng, MD

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Additional Information
Dr. Mark Shiuh-Sheng Horng MD is a male Internist, has 13 years of experience and practices in Internal Medicine.
Where does Dr. Mark S. Horng practice?
Dr. Mark Horng has 1 office location.
Dr. Mark Horng practices Internal Medicine near Jamaica Plain, MA.
See Jamaica Plain Internists.