Placeholder Photo for Margaret F. Barnhart, MD

An internist in Phoenix, AZ, Dr. Margaret Barnhart is skilled at diagnosing & treating a large array of ailments & disorders in adults.


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of Dr. Barnhart


Margaret Barnhart, MD  


(602) 839-2084


1111 E McDowell Road, Lower Level 2, Phoenix, AZ 85006

Office Details

Doctor Specialty Internal Medicine
Practice Specialty Internal Medicine
Languages Spoken English

Northwest Anesthesia Physicians PC  


3333 Riverbend Drive, Springfield, OR 97477-8800

Office Details

Doctor Specialty Anesthesiology
Languages Spoken English

Insurance Accepted  

  • Medicare

About Dr. Barnhart
Dr. Barnhart



Dr. Margaret Barnhart graduated from University of Arizona College of Medicine in 2011.

Dr. Barnhart has two offices in Arizona and Oregon where she specializes in Internal Medicine and Anesthesiology.

Dr. Barnhart works with twenty-two doctors including Dr. Michael Ostrovsky and Dr. Mark Hibbard.


Education & Training  

Hospital Affiliations

  • Peacehealth

Languages Spoken  

  • English