Dr. Marisa Donnelly

Dr. Marisa Donnelly

Contributing Epidemiologist

Dr. Marisa Donnelly, a senior epidemiologist with wastewater monitoring company Biobot Analytics, has worked in applied public health for over a decade, specializing in infectious diseases and emerging public health threats. She holds a PhD in epidemiology and has led multiple outbreak investigations, including at the California Department of Public Health and as an Epidemic Intelligence Service Officer at the Centers for Disease Control and Prevention. Marisa has conducted research in Peru, focusing on dengue and Zika viruses, as well as the mosquitoes that spread them. She is Healthbeat’s contributing epidemiologist for New York in partnership with Your Local Epidemiologist. She lives in New York City.

FROM healthbeat New York
Drought conditions and dry winds increase fire hazard for New York

Poor air quality from wildfire smoke poses health risks to everyone, with fine particles that can penetrate deep into the lungs and enter the bloodstream.

By 
Marisa Donnelly
 | November 20
FROM healthbeat New York
Respiratory report for New York: Covid-19 remains minimal, while flu and RSV on the rise

The number of flu cases in New York state is still low but starting to increase quickly. It’s risen by 12% since last week.

By 
Marisa Donnelly
 | November 14
FROM healthbeat New York
Respiratory season begins in New York: Flu and RSV levels low but rising

The New York state and New York City health departments have begun releasing data. Here's the State of Affairs.

By 
Marisa Donnelly
 | November 6
FROM healthbeat New York
Rapid tests for multiple respiratory illnesses studied, listeria prompts recall, overdose deaths drop

Here's the rundown on the top stories in New York public health this week.

By 
Marisa Donnelly
 | October 30
FROM healthbeat New York
Your waste isn’t wasted: How New York’s wastewater network keeps you healthy

Our wastewater system provides more than just sanitation. It can also act as an unbiased surveillance system (an epidemiologist’s dream).

By 
Marisa Donnelly
 | October 23
FROM healthbeat New York
Childhood vaccine coverage remains high in New York, but we can't let our guard down

Some counties have very low rates, and all that's needed in those unvaccinated pockets is a spark — an infected person traveling — to spread measles like wildfire.

By 
Marisa Donnelly
 | October 16
FROM healthbeat New York
Summer is gone, but health risk of mosquitoes lingers in New York

EEE and West Nile virus are still present, so it's worth grabbing insect repellent for a couple more weeks.

By 
Marisa Donnelly
 | October 9
FROM healthbeat New York
Covid-19 declines in NYC, and other infectious diseases stay at bay

Welcome to Healthbeat's first report from Your Local Epidemiologist New York. Dr. Marisa Donnelly gives the 'State of Affairs' on community health.

By 
Marisa Donnelly
 | October 2