Browse Health
Internist
48 years of experience
Accepting new patients
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).

Patient Reviews

4.0
  • Currently 4 of 4 stars
(1)
Patient comments (0)

The overall average patient rating of Dr. J Shaffer is Excellent. Dr. Shaffer has been reviewed by 1 patients who have provided 0 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 4.0
  • Currently 4 of 4 stars
Promptness 4.0
  • Currently 4 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

Dr. J Shaffer, MD is board certified in Internal Medicine.

  • He has special expertise in 3 areas:
  • Flu (Human Influenza)
  • Nutritional Support
  • Sports Medicine

Education & Awards

Dr. Shaffer graduated from University of Utah, Salt Lake City.


Affiliations

Dr. Shaffer has 5 hospital affiliations:

  • Mercy General Hospital 
  • Sutter General Hospital 

Languages

  • English

> > > > Dr. J Shaffer, MD

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Additional Information
Dr. J Ronald Shaffer MD is a male Internist, has 48 years of experience and practices in Internal Medicine.
Where does Dr. J R. Shaffer practice?
Dr. J Shaffer has 2 office locations.
Dr. J Shaffer practices Internal Medicine near Sacramento, CA.
See Sacramento Internists.