Dr. Riordan is on Doximity
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Office
1320 El Capitan
Suite 120
Danville, CA 94526Phone+1 925-676-2600Fax+1 689-214-3008
Education & Training
US Naval HospitalResidency, Surgery, 1993 - 1995
University of Hawaii, John A. Burns School of MedicineClass of 1993
Certifications & Licensure
CA State Medical License 1995 - 2026
HI State Medical License 1997 - 2026
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