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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Specialties & Research
Dr. John Schafer, MD is board certified in Family Medicine.
More Specialties & Research
Education & Awards
Dr. Schafer graduated from University of Chicago.More Education & Awards
Dr. Schafer has 1 hospital affiliations:
- Sonoma Valley Hospital
Accepted Insurance Plans
Dr. Schafer accepts these health insurances in at least one office:
- United Healthcare - 14 plans
- Blue Shield of California - 88 plans
- Unicare - 10 plans
- Anthem Blue Cross - 13 plans
- Cigna - 11 plans
- Humana - 7 plans
More Accepted Insurance
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- Additional Information
- Where does Dr. John R. Schafer practice?
Dr. John Schafer practices Family Medicine near Sonoma, CA.
See Sonoma Family Physicians.