Faculty

James Floyd

Adjunct Professor, Epidemiology
Professor, Medicine - General Internal Medicine

206-221-7775

Education

MD Medicine (MD), Duke University, 2005
BS Chemistry, Duke University, 2000
MS Epidemiology, University of Washington, 2011

Contact

206-221-7775

Cardiovascular Health Research Unit
1730 Minor Ave, Suite 1360
Seattle, WA 98101

Research Interests

Cardiovascular epidemiology
Drug safety
Pharmacogenomics
Methods for using electronic health data in epidemiologic studies
Treatment of type 2 diabetes
Atrial fibrillation
Coronary heart disease
Proteomics

Recent Publications (PubMed)

Associations of Plant- and Animal-Sourced Ultra-Processed Foods and Incident CKD in the Cardiovascular Health Study.
(2026 Sep 2)
Clin J Am Soc Nephrol
Hill CM, Feinberg A, Rebholz CM, Lemaitre R, Fretts AM, Wiggins KL, Sotoodehnia N, Floyd JS, Lidgard B, Bansal N, Psaty BM, Kim H

Deep learning prediction of left atrial structure and function from 12-lead electrocardiograms.
(2026 Jul 31)
Nat Commun 17(1):
Brody JA, Yogeswaran V, Wiggins KL, Sitlani CM, Bis JC, Chen LY, Heckbert SR, Lima JAC, Longstreth WT Jr, Psaty BM, Soliman EZ, Tison GH, Ye T, Shojaie A, Floyd JS

Large-scale proteomics to identify novel biomarkers linking social determinants of health to heart failure risk.
(2026 Aug 21)
Sci Adv 12(34): eaec5063
Ramonfaur D, Zierath R, Yang Y, Lamberson V, Claggett B, Powell-Wiley TM, Leonard T, Kucharska-Newton A, Walker KA, Chang PP, Bhavsar N, Bey G, Butler K, Ndumele C, Coresh J, Yu B, Floyd JS, Odden MC, Shah AM

Circulating proteins altered in response to the Dietary Approaches to Stop Hypertension (DASH) diet suggest underlying molecular mechanisms and long-term health benefits.
(2026 Jul 24)
medRxiv
Kim H, Brody JA, Qi G, Ye T, Kalani R, Appel LJ, Rebholz CM, Davies NM, Floyd JS

A validated, modifiable proteomic score from the EXSCEL trial predicts cardiovascular events in diabetes.
(2026 Aug 24)
JCI Insight 11(16):
Corey KM, Nguyen M, Mi MY, Ramaker ME, Zhbannikov I, Sourij H, Felker GM, Sattar N, Green JB, Douglas PS, Gerszten RE, Mentz RJ, Hernandez AF, Holman RR, Psaty BM, Floyd JS, Shah SH

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