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. Katarzyna Twardowska:

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Specialties & Research

Dr. Katarzyna Twardowska, MD is board certified in Internal Medicine.

Education & Awards

Dr. Twardowska graduated from Akademia Medyczna, Lublin.


Dr. Twardowska has 1 hospital affiliations:

  • San Gabriel Valley Medical Center 


  • Polish
  • Russian
  • English

> > > > Dr. Katarzyna Twardowska, MD

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Additional Information
Dr. Katarzyna Twardowska MD is a female Internist, has 22 years of experience and practices in Internal Medicine.
Where does Dr. Katarzyna Twardowska practice?
Dr. Katarzyna Twardowska has 3 office locations.
Dr. Katarzyna Twardowska practices Internal Medicine near Anaheim, CA.
Additional practice locations include: Covina, CA and Glendora, CA.
See Anaheim Internists.