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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. Marion Mass:

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Specialties & Research

Dr. Marion Mass, MD is board certified in Pediatrics.

  • She has special expertise in 1 area:
  • Food Allergy (Hypersensitivity)

Education & Awards

Dr. Mass graduated from Duke University , Durham.


Dr. Mass has 2 hospital affiliations:

  • Grand View Hospital 
  • Children's Hospital of Philadelphia 

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Additional Information
Dr. Marion Elizabeth Mass MD is a female Pediatrician, has 18 years of experience and practices in Pediatrics.
Where does Dr. Marion E. Mass practice?
Dr. Marion Mass has 1 office location.
Dr. Marion Mass practices Pediatrics near Sellersville, PA.
See Sellersville Pediatricians.