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9305 E Via de VenturaScottsdale, AZ 85257
Phone+1 480-675-5655
Dr. Vassallo is on Doximity
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Education & Training
University of Pennsylvania Health SystemFellowship, Hematology and Medical Oncology, 1990 - 1992- University of Pennsylvania Health SystemResidency, Internal Medicine, 1987 - 1990
Perelman School of Medicine at the University of PennsylvaniaClass of 1987
Certifications & Licensure
AZ State Medical License 2016 - 2027
NJ State Medical License 2002 - 2023
NY State Medical License 2002 - 2022
PA State Medical License 1988 - 2022
OH State Medical License 2011 - 2021
VA State Medical License 2007 - 2016
KY State Medical License 2009 - 2015- Join now to see all
Awards, Honors, & Recognition
- Fellow (FACP) American College of Physicians, 2006
Publications & Presentations
PubMed
- Individual donor assessment in the United States: Impact on deferral and infectious disease marker rates.Ruchika Goel, Marjorie Bravo, Mary Townsend, Courtney Hopkins, Ralph Vassallo
Transfusion. 2026-03-01 - 1 citationsPossible NAT-negative transfusion-transmitted Babesia microti.Courtney Hopkins, Christopher Gresens, Sara Bakhtary, Ralph Vassallo
Transfusion. 2025-11-01 - It is time to eliminate the one-hour corrected count increment in the diagnostic workup of platelet transfusion refractoriness.Raeshun Glover, Bettie Yeboah, Ralph R Vassallo, Moritz Stolla, Sandhya R Panch
Transfusion. 2025-08-01
Journal Articles
- Ferritin Testing to Characterize and Address Iron Deficiency in Young DonorsRalph Vassallo Jr., MD, Transfusion
- Impact of Changes to Donor Hemoglobin Criteria on the Rate of Donor DeferralJames R Stubbs, Ralph R Vassallo, Transfusion
Press Mentions
Vitalant Offering Blood Donors a Free A1C Check in SeptemberAugust 27th, 2025- As Blood Supply Tightens, so Too Does MitigationSeptember 20th, 2022
- U.S. Blood Supply Steadier but Still ShortAugust 20th, 2022
Professional Memberships
- Fellow
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