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Office
9305 E Via de Ventura
Scottsdale, AZ 85257Phone+1 480-675-5655
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 - 2025
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
- 1 citationsPlatelet storage failure-Metformin as causative agent.Larry J Dumont, Kathleen Kelly, Travis Nemkov, Caroline Leite, Chris J Gresens
Transfusion. 2024-12-01 - 1 citationsManagement of human leukocyte antigen-mediated platelet transfusion refractoriness: Brief synopsis and recent literature review.Sandhya R Panch, Ralph R Vassallo, Sharon Adams, Dayand P Borge, Richard Gammon
Transfusion. 2024-12-01 - Cumulative donor-specific antibody threshold predicts platelet transfusion response in HLA-alloimmunized patients.Aaron B Boothby, Matthew K Tanner, Abdullah Alswied, Danny Youngs, Josefine Bribiesca Rodriguez
Blood Advances. 2024-09-10
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
As Blood Supply Tightens, so Too Does MitigationSeptember 20th, 2022- U.S. Blood Supply Steadier but Still ShortAugust 20th, 2022
- Blood Supplies, Donations down; Hospitals Working to Raise Awareness, Inspire Giving as Need PeaksJuly 24th, 2022
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Professional Memberships
- Fellow
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