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Family Practitioner, Primary Care Doctor

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).


Our records indicate this doctor is retired.

Learn more about Dr. John Schafer:

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  1. Qualifications
  2. What's important to you

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Specialties & Research

Dr. John Schafer, MD is board certified in Family Medicine.

  • He has special expertise in 1 area:
  • Flu (Human Influenza)

Education & Awards

Dr. Schafer graduated from University of Chicago.


Dr. Schafer has 1 hospital affiliations:

  • Sonoma Valley Hospital 


  • Spanish
  • Tagalog

> > > > Dr. John Schafer, MD

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Additional Information
Dr. John Ray Schafer MD is a male Family Practitioner and practices in Family Medicine.
Where does Dr. John R. Schafer practice?
Dr. John Schafer has 1 office location.
Dr. John Schafer practices Family Medicine near Sonoma, CA.
See Sonoma Family Physicians.