Dr. Sebastian is a resident physician at the Portsmouth Regional Hospital Family Medicine Residency Program, which is affiliated with Tufts University School Of Medicine. Dr. Sebastian earned his undergraduate degree from Simon Fraser University in Molecular Biology and Biochemistry. He completed medical school at American University of the Caribbean School of Medicine. Dr. Sebastian enjoys hiking, biking, travel reading cooking and weight lifting.
The services described here are supported by the Health Resources and Services Administration (HRSA) of the U.S. Department of Health and Human Services (HHS) with an award totaling $3,960,707 in 2023 with 82% financed with non-HHS sources. This content does not necessarily represent the official views of, nor an endorsement by, HRSA, HHS, or the U.S. Government. This organization has federal Public Health Service-deemed status with respect to certain health or health-related claims, including medical malpractice claims, for itself and its covered individuals. More information ….
Greater Seacoast Community Health receives support from the City of Portsmouth and U.S. Housing and Urban Development Community Development Block Grant Program.
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