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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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Education & Awards

Dr. Perez graduated from Universidad Mayor De San Andres, La Paz.


Dr. Perez has 4 hospital affiliations:

  • St Margaret Mercy Hlthcare Ctrs-No Cam 
  • St. Margaret Mercy North 

> > > > Dr. John Perez, MD

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Additional Information
Dr. John Fred Perez MD is a male Internist, has 42 years of experience and practices in Internal Medicine.
Where does Dr. John F. Perez practice?
Dr. John Perez has 2 office locations.
Dr. John Perez practices Internal Medicine near Hammond, IN.
Additional practice locations include: Rushville, IN.
See Hammond Internists.