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Harvard University has taken steps to limit the spread of COVID-19. At present, the OTD team is following a hybrid work model. Please contact us directly via Our Team, or reach out to or (617) 495-3067 to be directed to the appropriate person. We look forward to speaking with you.

Cambridge Boston (HMS)

OTD in Cambridge

Harvard Square

Richard A. and Susan F. Smith Campus Center, Suite 727E
1350 Massachusetts Avenue
Cambridge, MA 02138

Telephone: (617) 495-3067
Facsimile: (617) 495-9568

Note: Visitors should report to the security desk in the Smith Campus Center for access to the elevators. Once on the seventh floor, exit the elevator and follow the hall to the right. We're at the end of the hall.

OTD in Boston

Longwood Medical Area

Harvard Medical School
Gordon Hall Suite 414
25 Shattuck Street
Boston, MA 02115 USA

Telephone: (617) 432-0920
Facsimile: (617) 432-2788

Note: A Harvard ID is needed to enter the building from the Quad side. Visitors should enter via the doors on Shattuck Street to check in at the security booth.