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Todd M. Bull, M.D.

Assistant Professor



Todd M. Bull, M.D.,
Assistant Professor


University of Colorado Denver



Education & Training

University of Colorado School of Medicine, Denver, CO
2002 Fellowship Pulmonary/Critical Care 1994 M.D. 

University of Texas Southwestern Medical School, Dallas, TX.
1997 Residency Internal Medicine

Northwestern University, Evanston, IL
1990 B.A. Biochemistry, Molecular Biology, Cell Biology

Purdue University, West Lafayette, IN

1987  Biology


Medical Director, Anshutz Intensive Care Unit, University of Colorado, Aurora Colorado.

Assistant Professor, University Hospital, University of Colorado, Denver Colorado

Clinical Instructor, University Hospital, University of Colorado, Denver Colorado.

University of Colorado Fellowship in Pulmonary/Critical Care Medicine.

Internal Medicine, Faculty, St Josephs Hospital, Denver CO.

Parkland Memorial Hospital house staff, Internal Medicine.

Research Extern, Department of Medical Oncology, University of Colorado.

Research Extern, MD Anderson Cancer Center, Houston Texas.

Research Assistant, Department of Medical Oncology, UT Houston.


Elected to the Scientific Leadership Council, Pulmonary Hypertension Association

Recipient of Outstanding Housestaff Teaching Award, Department of Medicine

Mark Flapan award: Scleroderma Foundation

Scholarship Committee, University of Colorado School of Medicine.

Admissions Committee, University of Colorado School of Medicine.

Elected to Alpha Omega Alpha medical honor society.

Academic Excellence Awards MS I and MS II.

Elected to the University of Colorado Student Senate.

Accepted for research externship, MD Anderson Cancer Center, Honors Program in Medical Research.

Gables Club Award for Academic Excellence.


Fan, D., Poste, G., Obrian, C.A., Ward, L., Bull, T., Fidler, I.J., Chemosensitization to Adriamycin by Tricyclic Antidepressants. Proc Amer. Assoc. Cancer Res. 32:374, 1991.

Fan, D., Poste, G., Seid, C., Earnest, L., Bull, T., Fidler, I.J., Reversal of Multidrug Resistance in Murine Fibrosarcoma Cells by Thioxanthene Flupentixol. Invest. New Drugs 12:185-195, 1994.

Aronsen, E.., Bull, T. Pneumonia in Immunocompromised Patients. Pulmonary /Respiratory Therapy Secrets, Second Edition. Hanley and Belfus, Inc, 2002, Pg 206.

Aronsen, E., Bull, T. The Solitary Pulmonary Nodule. Pulmonary/Respiratory Therapy Secrets, Second Edition. Hanley and Belfus, Inc, 2002. Pg 366.

Tuder, R., Cool, C., Yeager, M., Bull, T., Voelkel, N., The Pathology of Pulmonary Hypertension. Clin Chest Med. 22(3) 405-418, 2001.

Voelkel, N., Cool, C., Taraceviene-Stewart, L. Geraci, M. Yeager, M., Bull, T., Kasper, M., Tuder, R., The Janus Face of Vascular Endothelial Growth Factor: The obligatory survival factor for lung vascular endothelium controls precapillary artery remodeling in severe pulmonary hypertension. Crit Care Med 2002 Vol. 30, No. 5 S1-S5.

Bull, TM. Keith, R. Kraft, M. Dempsy EC, Miller, YE. Mycobacterium Tuberculosis Presenting as an Infected Pulmonary Bulla. Int. J Tuberc. Lung Dis. 2003 May;7(5):504.

Bull, TM. Cool, C.D., Campbell, T.B., Neid, J.M., Voelkel, N.F., Badesch, D.B. Primary pulmonary hypertension, Castleman’s disease and human herpesvirus-8. Eur Respir J 2003;22: 403-407

Bull, TM. Golpon, H. Moore, M. Hebbel, P. Cool, C. Tuder, R., Geraci, M. Voelkel, N. Circulating Endothelial Cells in Pulmonary Hypertension. Thromb Haem 2003:90:698-703.

Cool, C.D., Rai, P.R., Yeager, M.E., Serls, A.E., Bull, T.M., Geraci, M.W., Brown, K.K., Routes, J.M., Tuder, R.M., Voelkel, N.F. Expression of Human Herpesvirus 8 in Primary Pulmonary Hypertension. N Engl J Med 2003;349:1113-22

Bull, TM. Fagan, KA., Badesch, DB. Pulmonary Hypertension: The Latest Treatments. J Respir Dis. 2004;25(6):242-245.

Bull, TM. Coldren, CD. Moore, M. Sotto-Santiago, S. Pham, DV. Nana-Sinkam, SP. Voelkel, N.F. Geraci MW. Gene Microarray Analysis of Peripheral Blood Cells in Pulmonary Arterial Hypertension. Am J Respir Crit Care Med. 2004 Jun 23.

Blann, AD. Bertolini, F. Bull, TM. Buyon, J. Clancy, RM. Hebbel, RP. Lip, G. Mancuso, P. Sampol, J. Solovey, S. Woywody, A. Dignat-George, F. Circulating Endothelial Cells, biomarker of vascular disease. Thromb Haem 2005; 93: 228-35

Bull TM, Fagan KA, Badesch DB, Pulmonary Vascular Manifestations of Mixed Connective Tissue Disease. Rheum Dis Clin North Am 2005 Aug, 31(3) 451-64

Bull, TM. New and Future Therapies in Pulmonary Arterial Hypertension. Semin Respir Crit Care Med 2005 Aug;26(4):429-36

Bull, TM. Physical Examination in Pulmonary Arterial Hypertension. Adv in Pulm Htn. 2005; 4(3) 6-10.
Bull TM, Coldren CD, Nana-Sinkam P, Sotto-Santiago S, Moore M, Voelkel NF, Geraci, MW. Microarray analysis of peripheral blood cells in pulmonary arterial hypertension, surrogate to biopsy. Chest 2005 Dec;128(6 Suppl):584s.

Nana-Sinkam P, Oyer RJ, Stearman RS, Sotto-Santiago S, Moore MD, Bull TM, Grady MC, Choudhery Q, Nemenoff RA, Lane K, Loyd JE, Geraci MW. Prostacyclin Synthase promoter regulation and familial pulmonary hypertension. Chest 2005 Dec, Dec;128(6 Suppl):612s

Fagan KA, Bull TM, Badesch DB, Voelkel NF. Metastatic cancer while receiving continuous prostacyclin therapy. Chest 2005 Dec, Dec;128(6 Suppl):619s-620s

Bull TM, Coldren CD, Geraci MW, Voelkel NF Gene Expression Profiling in Pulmonary Hypertension Proc Am Thorac Soc 2006 pending publication.