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William Walker, MD
Director and Health Officer
Contra Costa Health Services

William B. Walker, MD is the Director of the Contra Costa County Health Services Department. He is board-certified in Family Practice and Geriatric Medicine. He has served the Contra Costa Health Services Department for over 30 years, as a staff physician beginning in 1974, as Health Officer beginning in 1983, and as the Director of the Department since 1995. He is also a former President of the California Conference of Local Health Officers and the Health Officers Association of California, and past Chair of the California Association of Public Hospitals and Health Systems and the California Healthcare Safety Net Institute.
Currently, he is the Chair for the Association of Bay Area Health Officials.

Listen to periodic podcasts by Dr. William Walker, the Director of Contra Costa Health Services, to learn about health, wellness, emergency preparedness, and timely updates about the health care system in Contra Costa County.

Latest Podcast

- Wildfire Smoke Health Tips

[ August 25, 2010 | read transcript ]

”Anyone can be affected by smoke, but people with respiratory conditions, such as asthma or lung disease, young children, and the elderly are particularly at risk.“

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a r c h i v e
June 16, 2010	Preventing the spread of whooping cough (pertussis)	transcript
October 29, 2009	Dr. Walker Protests Medical Group's Partnership with Coca-Cola	transcript
October 7, 2009	H1N1 Flu Vaccine Arrives in Contra Costa	transcript
August 11, 2009	Health Care Reform Needed Now	transcript
August 7, 2009	Back to School H1N1 Advice	transcript
July 31, 2009	Immunizations Protect Children from Disease	transcript
July 2, 2009	When and How to Shelter in Place	transcript
June 1, 2009	H1N1 Flu in Our Community	transcript
June 1, 2009	Changes to Basic Health Care	transcript
April 15, 2009	Tuberculosis Cases on the Rise	transcript
March 3, 2009	CCHS Director on Proposed Budget Reductions	transcript
February 10, 2009	CCHS Director Discusses Budget Impacts on Health Services	transcript
November 25, 2008	Don't Let Food Poisoning Ruin Your Holidays	transcript
November 20, 2008	Legionnaires Podcast	transcript
November 4, 2008	Flu Season is Here & Flu Shots are Available	transcript
August 19, 2008	Protect Yourself from West Nile Virus	transcript
August 1, 2008	Budget Crisis	transcript
July 8, 2008	Evaluating the Work We Do	transcript
June 10, 2008	What to Bring to Your Next Doctor's Appointment	transcript
May 20, 2008	Breastfeeding is good for both baby and mom	transcript
April 17, 2008	Childhood Immunizations Protect Children	transcript
April 9, 2008	New site for West County Health Center identified	transcript
April 3, 2008	School Food Safety Inspections	transcript
March 24, 2008	Work Needs to Be Done to Reduce Health Disparities	transcript
March 14, 2008	Home Care and Prevention Tips for Colds and Flu	transcript
Feb. 19, 2008	Contra Costa Health Services Faces Budget Cuts	transcript
Jan. 30, 2008	Still Time for Flu Shots	transcript
Jan. 16, 2008	Earn It! Keep It! Save It!	transcript
Jan. 4, 2008	Improvements in Pediatric Care	transcript
Dec. 20, 2007	Preventing the Spread of Norovirus	transcript
Nov. 30, 2007	Emergency Response in Contra Costa County	transcript
Nov. 8, 2007	Efforts Continue to Protect Contra Costa from Secondhand Smoke	transcript
Oct. 18, 2007	Relocating the Richmond Health Center	transcript