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. Samuel Klempner:
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Specialties & Research
Dr. Samuel Klempner, MD is board certified in Internal Medicine.
- He has special expertise in 3 areas:
- Clinical Research
- Esophagus Cancer (Esophogeal Neoplasm)
- Lung Cancer
Education & Awards
Dr. Klempner graduated from University of Massachusetts, Worcester. He has 1 awards.
Dr. Klempner has 1 hospital affiliations:
- University of California, Irvine Medical Center
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- Additional Information
- Where does Dr. Samuel J. Klempner practice?
Dr. Samuel Klempner practices Internal Medicine, Hematology & Oncology, Hematology, and Medical Oncology near Orange, CA.
Additional practice locations include: Boston, MA.
See Orange Internists, Orange Oncologists, and Orange Hematologists.