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. Daniel Leffler:
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The overall average patient rating of Dr. Daniel Leffler is Excellent.
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Specialties & Research
Dr. Daniel Leffler, MD is board certified in Internal Medicine and Gastroenterology.
- He has special expertise in 1 area:
- Celiac Disease
Education & Awards
Dr. Leffler graduated from Ben-Gurion University Of The Negev, Beer Sheva.
Dr. Leffler has 5 hospital affiliations:
- Beth Israel Deaconess Medical Center
- Beth Israel Deaconess Hospital - Needham Campus, Inc.L CORP
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- Additional Information
- Dr. Daniel A Leffler MD is a male Internist, has 9 years of experience and practices in Internal Medicine and Gastroenterology.
- Where does Dr. Daniel A. Leffler practice?
- Dr. Daniel Leffler has 1 office location.
Dr. Daniel Leffler practices Internal Medicine and Gastroenterology near Boston, MA.
See Boston Internists and Boston Gastroenterologists.