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Internist, Infectious Disease Specialist (virus, bacteria, parasites)

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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Specialties & Research

  • He has special expertise in 4 areas:
  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • Fibromyalgia
  • HIV Infections
  • Hepatitis C

Education & Awards

Dr. Ryll graduated from University of Kansas , Kansas City.


  • German

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Additional Information
Dr. Erich Ryll MD is a male Internist and practices in Internal Medicine and Infectious Disease.
Where does Dr. Erich Ryll practice?
Dr. Erich Ryll has 1 office location.
Dr. Erich Ryll practices Internal Medicine and Infectious Disease near Carmichael, CA.
See Carmichael Internists and Carmichael Infectious Disease Doctors.