# Home ## Occupational Health Services Harvard University Our mission is to protect and promote the health and safety of Harvard’s workforce through collaborative, prevention‑focused, and adaptive occupational health service excellence that supports the University’s devotion to exceptional teaching, learning, and research. ![Aerial view of Harvard campus and Charles River in Cambridge, MA.](/sites/g/files/omnuum7611/files/styles/hwp_28_10__1920x685/public/2026-02/AdobeStock_1052769646_resized.jpg?h=c63ebe85&itok=H1kA7f2T) ### Our Services Occupational Health Services (OHS) provides services to researchers and personnel working with or exposed to: - Biohazardous materials, such as human bloodborne pathogens, cell lines, or tissues - Animal research exposures - Hazardous materials, such as chemical, physical, or radiological agents OHS offers these services to Harvard affiliates at no cost. [ Download forms arrow\_circle\_right ](/forms) ![Person wearing a lab coat and gloves writing on a clipboard.](/sites/g/files/omnuum7611/files/styles/hwp_1_1__480x480/public/2026-02/AdobeStock_302787371.jpeg?h=feb89843&itok=5w0ecsdC) ## Location and Hours Our locations are by appointment only. Email to schedule an appointment. **All medical emergencies:** Call 911 or go to the nearest emergency room. **Non-emergency research exposures:** Call the Exposure Response Call Center (ERCC) at 1-866-360-8100. The ERCC is an additional resource for exposure risk assessments and does not provide acute medical care. For medical emergencies, call 911. ### Cambridge Suite 125N 124 Mount Auburn Street Cambridge, MA 02138 ### Longwood Suite 015 (Basement) Harvard Medical School Gordon Hall 25 Shattuck Street Boston, MA 02115 ## Our Partners [### Employee Assistance Program ](https://hr.harvard.edu/wellbeing)Harvard [### Environmental Health and Safety ](https://www.ehs.harvard.edu/)Harvard [### Human Resources ](https://hr.harvard.edu/)Harvard