JohnRiderHessMD

Hematology • Seattle, WA

Blood Banking & Transfusion Medicine

Professor, Pathology, University of Maryland School of Medicine

Join to view full profile

Dr. Hess is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

See Dr. Hess' full profile

Already have an account?

Office
325 9th Ave
Seattle, WA 98104
Phone+1 206-543-6420

Fax+1 206-520-5620

Education & Training

Fitzsimons Army Medical CenterFellowship, Hematology and Medical Oncology, 1982 - 1985
Tripler Army Medical CenterResidency, Internal Medicine, 1975 - 1977
UPMC Medical EducationInternship, Internal Medicine, 1972 - 1973
University of Washington School of MedicineClass of 1972

Certifications & Licensure

WA State Medical License 1976 - 2026
MD State Medical License 1993 - 2014
DC State Medical License 1993 - 2004
HI State Medical License 1978 - 1984
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Hematology
American Board of Internal Medicine Medical Oncology
American Board of Pathology Blood Banking/Transfusion Medicine
American Board of Preventive Medicine Public Health & General Preventive Medicine

Clinical Trials

Optimal Platelet Dose Strategy for Management of Thrombocytopenia Start of enrollment: 2004 Jul 01
Completed
Phase 3
Fresh-Frozen Plasma Infusions to Reduce Risk of Bleeding Related to Invasive Procedures Start of enrollment: 2006 Mar 01
Withdrawn
Phase 3
Evaluating the Effectiveness of Adding Rituximab to Standard Treatment for Thrombotic Thrombocytopenic Purpura (TTP) Start of enrollment: 2009 Apr 01
Terminated
Phase 3

Publications & Presentations

PubMed

1506 citations
Transfusion of plasma, platelets, and red blood cells in a 1: 1:1 vs a 1:1:2 ratio and mortality in patients with severe trauma: The PROPPR randomized clinical trial
John B. Holcomb, Barbara C. Tilley, Sarah Baraniuk, Erin E. Fox, Charles E. Wade
JAMA. 2015-02-03
11 citations
Marfan syndrome: what internists and pediatric or adult cardiologists need to know
Harald Kaemmerer, Erwin Oechslin, Heide Seidel, Thomas Neuhann, Irmingard M. Neuhann
Expert Review of Cardiovascular Therapy. 2005-09-01
26 citations
Pregnancy-related obstetric and cardiologic problems in women after atrial switch operation for transposition of the great arteries.
Vasiliki Trigas, Nicole Nagdyman, Stephanie Pildner von Steinburg, Erwin Oechslin, Manfred Vogt
Circulation Journal. 2014-01-01

Press Mentions

National Blood Shortage Still Affecting SeattleJuly 4th, 2022

Grant Support

Reducing Mortality From Acute Hemorrhage In TraumaNational Heart, Lung, And Blood Institute2002–2009