Dr. Johnston is on Doximity
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Office
478 E Charleston Rd
Palo Alto, CA 94306Phone+1 650-380-9149
Education & Training
University of California, Davis, School of MedicineClass of 1988
Certifications & Licensure
CA State Medical License 1989 - 2025
HI State Medical License 2018 - 2024- American Board of Pathology Anatomic Pathology & Clinical Pathology
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