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Internist, Gastroenterologist (digestive)
44 years of experience
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).


Our records indicate this doctor is retired.

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Specialties & Research

Dr. David Weston, MD is board certified in Internal Medicine and Gastroenterology.

  • He has special expertise in 3 areas:
  • Colon Cancer
  • Hepatitis
  • Viral Human Hepatitis

Education & Awards

Dr. Weston graduated from University of Minnesota, Twin Cities, Minneapolis.


Dr. Weston has 3 hospital affiliations:

  • Lancaster General Hospital 
  • Lancaster Regional Medical Center 
  • Lancaster General, Women & Babies Hosp. 


  • Spanish
  • Tamil
  • Mandarin
  • Hindi

> > > > Dr. David Weston, MD

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Additional Information
Dr. David Max Weston MD is a male Internist, has 44 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. David M. Weston practice?
Dr. David Weston has 3 office locations.
Dr. David Weston practices Internal Medicine and Gastroenterology near Lancaster, PA.
Additional practice locations include: Willow Street, PA.
See Lancaster Internists and Lancaster Gastroenterologists.