Catherine Karr, PhD, MD, MS

Associate Professor, Pediatrics (Primary department)
Associate Professor, Env. and Occ. Health Sciences
Adjunct Associate Professor, Epidemiology
Catherine Karr is a board certified pediatrician with a doctorate degree in Epidemiology and Masters in Environmental Health/Toxicology. She has a primary appointment in the Department of Pediatrics, Joint in Environmental & Occupational Health Sciences, and Adjunct in Epidemiology. Her research areas include environmental contaminants and pediatric respiratory health including asthma, health of farmworker children, and global children's environmental health. She is affiliated with the UW based Center for Children's Environmental Health Research and the Pacific Northwest Center for Agricultural Safety and Health. She has a general pediatric practice at the UW Pediatric Clinic at Roosevelt and also provides specialty pediatric environmental medicine consultation at this site and the Harborview Medical Center. As Director of the NW Pediatric Environmental Health Specialty Unit (PEHSU), she sets the direction for outreach and education as well as responding to queries from health care providers, government officials and families regarding health risks associated with environmental exposures. She is involved in policy and education through her involvement with the American Academy of Pediatrics National Council on Environmental Health.

Contact Information

University of Washington
Box: 354695
Seattle, WA 98105-
Tel: 206-616-4355
Tel: 206-221-8671
Fax: 206-543-8123

Contact Information

University of Washington
UW Pediatric Care Center - Roosevelt
Seattle, WA

Research Interests

  • Pediatric Environmental Health; ambient Air Pollution; asthma; pesticides; global children's environmental health; farmworker health
  • KEYWORDS: Children's health, Environmental epidemiology; Genetic susceptibility to toxins; Global occupational health; Lead paint; Pesticides and children; Risk communication

Teaching interests

Clinical and public health trainees interested in environmental determinants of child health


PhD, Epidemiology, University of Washington, 2004
MD, Medicine, University of Washington, 1999
MS, Toxicology, University of Washington, 1989
BS, Biology, University of Michigan, 1984
Selected Publications

Karr C. Addressing Environmental Contaminants in Pediatric Practice. Pediatr Rev. 2011 May;32(5):190-200.

Clark NA, Demers PA, Karr CJ, Koehoorn M, Lencar C, Tamburic L, Brauer M. Effect of early life exposure to air pollution on development of childhood asthma. Environ. Health Perspect. 2010; 118:284-290.

Paulson JA, Karr CJ, Selzer JA, Cherry DC, Sheffield PE, difuentes E, Buka I, Amler RW. Development of the Pediatric Environmental Health Specialty Unit Network in North America. AJPH 2009;99: S511-S516.

Karr CJ, Demer PA, Koehoorn MW, Lencar CC, Tamburic L, Brauer M. Influence of ambient air pollutant sources on clinical encounters for infant bronchiolitis. AJRCCM. 2009;180:995–100.

Karr C, Solomon GM, Brock-Utne A. Health Effects of Common Home, Lawn and Garden Pesticides. Pediatr Clin North Am. 2007;54:63-80.

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