Brian Morrissey, M.D.

Brian M. Morrissey, M.D.


Internal Medicine

Pulmonary and Critical Care


Internal Medicine


  • Associate Professor
  • Director, Pulmonary & Critical Care Fellowship Program


To see if Brian M. Morrissey is accepting new patients, or for assistance finding a UC Davis doctor, please call 800-2-UCDAVIS (800-282-3284).

UC Davis Medical Group - Sacramento (J Street)

2825 J St., Suite 400
Sacramento, CA 95816
Driving Directions

Primary Phone:

Additional Phone Numbers

Physician Referrals: 800-4-UCDAVIS (800-482-3284)

Clinical Interests

Dr. Morrissey has extensive experience managing patients with cystic fibrosis and bronchiectasis. He is skilled at performing a wide range of technically difficult procedures, including double-lumen intubation, whole-lung lavage and brachyradiation catheter placement. Dr. Morrissey's research focuses on airway disease and cystic fibrosis. He is studying the influence of oxidation on the pulmonary pathology of patients with cystic fibrosis.


Pulmonary, Critical Care, and Sleep Medicine


M.D., St. Louis University School of Medicine, St. Louis, Missouri, 1993

B.S., Yale University, New Haven, Connecticut, 1986

Internship: UC Davis Medical Center , Sacramento, California, 1993-1994


UC Davis Medical Center, Sacramento, California, 1994-1996

UC Davis Medical Center, Sacramento, California, 1996-1997


University of Colorado Health Sciences Center and National Jewish Medical and Research Center, Denver, Colorado, 1997-2000

Board Certifications

American Board of Internal Medicine, 2006

American Board of Internal Medicine, Critical Care Medicine, 2000

American Board of Internal Medicine, Pulmonary Disease, 2009

Professional Memberships

American College of Chest Physicians

American College of Physicians

American Thoracic Society

Society of Critical Care Medicine

Honors and Awards

Cystic Fibrosis Foundation Third Year Fellowship Grant, 1999

Cystic Fibrosis Foundation Second Year Fellowship Grant, 1998

Alpha Omega Alpha, 1996

Select Recent Publications

2008 K. Yoneda and B.M. Morrissey. The technique of adult flexible bronchoscopy: Part 1. 29(11):423-428.

2007 Morrissey BM. Pathogenesis of bronchiectasis. Clin Chest Med, 28(2):289-96.

2006 Kenyon NJ, Last MS, Eiserich JP, Morrissey BM, Temple LM, Last JA Differentiation of the roles of NO from airway epithelium and inflammatory cells in ozone-induced lung inflammation. Toxicol Appl Pharmacol, 215(3):250-9.

2005 Bilton, D., N. Henig, B. Morrissey, and M. Gotfried. Addition of inhaled tobramycin to ciprofloxacin for acute exacerbations of Pseudomonas aeruginosa infection in adult bronchiectasis.* Chest, 130:1503-1510.

2005 Harper, RW., B.M. Morrissey, S. Kwack, and K.Y. Yoneda. A case of bilateral hilar lymphadenopathy. The Journal of Respiratory Diseases, 26:304-307.

2005 Mansoor JK, Morrissey BM, Walby WF, Yoneda KY, Juarez M, Kajekar R, Severinghaus JW, Eldridge MW, Schelegle ES. L-arginine supplementation enhances exhaled NO, breath condensate VEGF, and headache at 4,342 m. High Alt Med Biol, 6(4):289-300.

2005 Morrissey BM, Eiserich JP. Nebulized nitric oxide/nucleophile adduct: Donating nitric oxide to the lung. Crit Care Med, 33(3):691-2.

2004 Mendoza, MD., B.M. Morrissey and AL. Chan. The Case of the Coughing Cowgirl. The Journal of Respiratory Diseases, 25:479-487.

2004 Morrissey, B.M. and RW. Harper. Bronchiectasis: sex and gender considerations. Clinics in Chest Medicine, 25:361-372.

2004 Schupp C, Olano-Martin E, Gerth C, Morrissey BM, Cross CE, Werner JS. Lutein, zeaxanthin, macular pigment, and visual function in adult cystic fibrosis patients. Am J Clin Nutr, 79(6):1045-52.

2004 Ziboh VA, Naguwa S, Vang K, Wineinger J, Morrissey BM, Watnik M, Gershwin ME. Suppression of leukotriene B4 generation by ex-vivo neutrophils isolated from asthma patients on dietary supplementation with gammalinolenic acid-containing borage oil: possible implication in asthma. Clin Dev Immunol, 11(1):13-21.