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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).

Learn more about Dr. Ruth Landsberger:

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Patient Reviews

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The overall average patient rating of Dr. Ruth Landsberger is Average. Dr. Landsberger has been reviewed by 2 patients who have provided 0 comments. The rating is 3 out of 5 stars.

Specialties & Research

Dr. Ruth Landsberger, MD is board certified in Internal Medicine.

Education & Awards

Dr. Landsberger graduated from University of North Carolina, Chapel Hill.


Dr. Landsberger has 6 hospital affiliations:

  • USC University Hospital 
  • Good Samaritan Hospital-LA 


  • Spanish

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Additional Information
Dr. Ruth Elizabeth Landsberger MD is a female Internist, has 23 years of experience and practices in Internal Medicine.
Where does Dr. Ruth E. Landsberger practice?
Dr. Ruth Landsberger has 2 office locations.
Dr. Ruth Landsberger practices Internal Medicine near Pasadena, CA.
Additional practice locations include: Valencia, CA.
See Pasadena Internists.