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Office
6620 Main St
Houston, TX 77030Phone+1 713-798-2500Fax+1 713-798-2505
Education & Training
- Baylor College of MedicineFellowship, Hematology, 1980 - 1981
- Baylor College of MedicineResidency, Internal Medicine, 1977 - 1980
- University of Texas Southwestern Medical SchoolClass of 1977
Certifications & Licensure
- TX State Medical License 1977 - 2026
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Hematology
Awards, Honors, & Recognition
- Top Doctors:SE Texas Castle Connolly, 2013
- CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2011-2013
Publications & Presentations
PubMed
- 16 citationsHIV-related Hodgkin's disease with central nervous system involvement and association with Epstein-Barr virus.Suleiman Massarweh, Mark M. Udden, Imran Shahab, Michael H. Kroll, David A. Sears
American Journal of Hematology. 2003-03-01 - 41 citationsDestruction of newly released red blood cells in space flightClarence P. Alfrey, Mark M. Udden, Carolyn S. Leach Huntoon, Theda B. Driscoll
Medicine and Science in Sports and Exercise. 1996-10-01 - 24 citationsCarboxyhemoglobin Levels in Patients with Sickle-Cell Anemia: Relationship to Hemolytic and Vasoocclusive SeverityDavid A. Sears, Mark M. Udden, Linda J. Thomas
The American Journal of the Medical Sciences. 2001-12-01
Press Mentions
- These Blood Types Could Be More Vulnerable to COVID-19October 16th, 2020
- Young Blood the Cure to Your Ills? Houstonians Can Try It -- for $8,000February 20th, 2019
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