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Ari J. Wassner | Medical Services

Programs & Services


  • English

Ari J. Wassner | Education

Undergraduate School

Haverford College

2000, Haverford, PA

Medical School

Harvard Medical School

2005, Boston, MA



Boston Combined Residency Program (BCRP)

2008, Boston, MA


Chief Resident

Boston Combined Residency Program (BCRP)

2009, Boston, MA


Pediatric Endocrinology

Boston Children's Hospital

2012, Boston, MA

Ari J. Wassner | Certifications

  • American Board of Pediatrics (Endocrinology)
  • American Board of Pediatrics (General)

Ari J. Wassner | Professional History

Dr. Ari Wassner is Medical Director of the Thyroid Center, Director of the Endocrinology Fellowship Training Program at Boston Children's Hospital, and Associate Professor of Pediatrics at Harvard Medical School. He earned his MD from Harvard Medical School and completed residency in Pediatrics and fellowship in Pediatric Endocrinology at Boston Children’s Hospital. Dr. Wassner is an international expert in pediatric thyroid disease, serving for the American Thyroid Association (ATA) Pediatric Thyroid Cancer Guidelines Task Force and the writing group of the American Academy of Pediatrics (AAP) congenital hypothyroidism guidelines.

Dr. Wassner’s primary clinical focus is on congenital hypothyroidism and thyroid neoplasia in children. Dr. Wassner is actively involved in education and received the 2017 Masland Award for Excellence in Teaching from Harvard Medical School. He also serves on the Boston Children’s Hospital Graduate Medical Committee and is a member of the Academy at Harvard Medical School. In addition to his involvement in resident and fellow education, he directs preclinical medical education in Endocrinology at Harvard Medical School.

Ari J. Wassner | Media

Caregiver Profile

Meet Dr. Ari J. Wassner

Thyroid Cancer Q&A

Watch at Drs. Biren Modi and Ari Wassner of the Thyroid Center answer questions about thyroid cancer.

Ari J. Wassner | Publications