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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. Michael Klein, MD, MPH is board certified in Internal Medicine.

  • He has special expertise in 13 areas:
  • Acute Myeloid Leukemia
  • Adult T-Cell Leukemia-Lymphoma
  • Anemia
  • Chronic Myeloid Leukemia
  • Chronic Myelomonocytic Leukemia
  • Deep Vein Thrombosis
  • Hepatitis C
  • Leukemia
  • Lung Cancer
  • Lymphoma
  • Multiple Myeloma (Cancer of Plasma Cells)
  • Myelodysplastic Syndromes
  • Myeloproliferative Disorders

Education & Awards

Dr. Klein graduated from Yale University, New Haven.


Dr. Klein has 4 hospital affiliations:

  • Thomas Jefferson University Hospital 
  • Methodist Hospital 

> > > > Dr. Michael Klein, MD, MPH

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Additional Information
Dr. Michael Elihu Klein MD and MPH is a male Internist, has 40 years of experience and practices in Internal Medicine and Hematology.
Where does Dr. Michael E. Klein practice?
Dr. Michael Klein has 2 office locations.
Dr. Michael Klein practices Internal Medicine and Hematology near Philadelphia, PA.
See Philadelphia Internists and Philadelphia Hematologists.