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Internist, Infectious Disease Specialist (virus, bacteria, parasites)
48 years of experience
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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Patient Reviews

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The overall average patient rating of Dr. Frederick Ruben is Excellent. Dr. Ruben has been reviewed by 1 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Specialties & Research

Dr. Frederick Ruben, MD is board certified in Internal Medicine and Infectious Disease.

  • He has special expertise in 9 areas:
  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • HIV Infections
  • Hepatitis C
  • Pregnancy Complications
  • Pulmonary Tuberculosis
  • Respiratory Tract Infections
  • Smallpox
  • Tuberculosis
  • Viral Pneumonia

Education & Awards

Dr. Ruben graduated from Duke University , Durham.


  • Spanish

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Additional Information
Dr. Frederick Leon Ruben MD is a male Internist, has 48 years of experience and practices in Internal Medicine and Infectious Disease.
Where does Dr. Frederick L. Ruben practice?
Dr. Frederick Ruben has 1 office location.
Dr. Frederick Ruben practices Internal Medicine and Infectious Disease near Pittsburgh, PA.
See Pittsburgh Internists and Pittsburgh Infectious Disease Doctors.