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Dr. John Jancarik, MD is a Doctor primarily located in Vallejo, CA. He has 18 years of experience. His specialties include Nephrology and Internal Medicine. Dr. Jancarik is affiliated with Kaiser Permanente Vallejo Medical Center. He speaks English.
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Specialties & Expertise
Dr. John Jancarik has the following 10 areas of expertise, 2 specialties and 2 board certifications.
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Locations & Directions
Dr. John Jancarik, MD is similar to these 3 Doctors near Vallejo, CA.