NORTHERN NEVADA Public Health Serving Reno, Sparks & Washoe County

Nancy Diao, ScD

Nancy Diao, ScD

Nancy Diao, ScD

Division Director of Population Health

Phone: 775.326.6055

Nancy Diao, ScD, is the Division Director of the Population Health Division at Northern Nevada Public Health, where she works with teams in communicable disease surveillance, chronic disease and injury prevention, statistics and informatics, vital records, public health preparedness and emergency medical services oversight.

Prior to joining Northern Nevada Public Health, Dr. Diao worked on overdose mitigation efforts and prescription drug monitoring at the Rhode Island Department of Health. She also spent a large part of her public health tenure working with multi-omics data on respiratory diseases risk factors with Massachusetts General Hospital and Harvard School of Public Health.

Dr. Diao received her Doctor of Science degree from Harvard TH Chan School of Public Health concentrating in Environmental and Occupational Epidemiology, with minors in Biostatistics and Exposure Assessment. She received her Bachelor of Science degree from Columbia University in Biomedical Engineering.

Featured Resources

2026 Community Health Needs Assessment
Renown Health & NNPH announce the biannual assessment to identify significant health needs, strengths and opportunities for Washoe County.
Learn more
WIC Accepting New Clients!
WIC is a free program that helps families access healthy foods, nutrition guidance, breastfeeding support, and referrals to other community resources.
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Cyclosporiasis in Washoe County
Get the latest on Cyclosporiasis in our community and what you can do to stay safe.
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Family Planning-Sexual Health
NNPH offers free to low-cost clinical services to keep the community healthy from Sexually Transmitted Infections (STIs), and free condoms, teen health and more.
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Keep It Clean
It's fire season so Be Smoke Smart. Protect yourself from wildfire smoke and learn about valuable resources to help you make good, safe decisions.
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Last modified on 06/04/2026