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. David Hefer:

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Specialties & Research

Dr. David Hefer, MD is board certified in Internal Medicine.

Education & Awards

Dr. Hefer graduated from Charles University, Hradec Kralove.


  • German
  • Czech

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Additional Information
Dr. David Vaclav Hefer MD is a male Internist, has 11 years of experience and practices in Internal Medicine.
Where does Dr. David V. Hefer practice?
Dr. David Hefer has 1 office location.
Dr. David Hefer practices Internal Medicine near Norwalk, CT.
See Norwalk Internists.