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Allergy & Immunology Specialist, Internist
9 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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Specialties & Research

Dr. Jennifer Klein, MD is board certified in Allergy & Immunology and Internal Medicine.

  • She has special expertise in 3 areas:
  • Asthma
  • Hay Fever (Seasonal Allergic Rhinitis)
  • Nasal Allergy (Rhinitis)

Education & Awards

Dr. Klein graduated from Washington University at St. Louis, Saint Louis.


Dr. Klein has 2 hospital affiliations:

  • Kaiser Foundation Hospital - Hayward 
  • Kaiser Foundation Hospital - Fremont 

> > > > Dr. Jennifer Klein, MD

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Additional Information
Dr. Jennifer Margaret Klein MD is a female Allergist & Immunologist, has 9 years of experience and practices in Allergy & Immunology and Internal Medicine.
Where does Dr. Jennifer M. Klein practice?
Dr. Jennifer Klein has 2 office locations.
Dr. Jennifer Klein practices Allergy & Immunology and Internal Medicine near Hayward, CA.
Additional practice locations include: Palo Alto, CA.
See Hayward Allergists and Hayward Internists.