About Jeffrey Ecker, MD

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Dr. Jeffrey L. Ecker is a high-risk obstetrician and Chief of the Department of Obstetrics and Gynecology at Massachusetts General Hospital and a Professor at Harvard Medical School.  A graduate of Princeton and Harvard Medical School, he completed his OB/GYN residency at Boston’s Brigham and Women’s Hospital and fellowships in maternal-fetal medicine and obstetrical ultrasound at the University of California in San Francisco.

Dr. Ecker has filled many leadership roles in the American College of Obstetricians and Gynecologists, including his past service as Chair of the Committee on Obstetric Practice and current Vice-Chair of the Committee on Genetics.  Dr. Ecker is a Founding Member of the Massachusetts Perinatal Quality Collaborative and serves on the Perinatal Advisory Committee for Leapfrog, a national quality measurement organization.  Recently, he has helped lead efforts to address care of women and families affected by substance use disorder during pregnancy.

Dr. Ecker's academic and clinical interests include work in the areas of reproductive ethics and quality, equity and safety. In each of those arenas, he works to identify and reduce, if not vanish, disparities in care and outcomes with a goal of providing all with truly equitable care. 

Departments, Centers, & Programs:

Clinical Interests:




Boston: Massachusetts General Hospital

Mass General Obstetrics and Gynecology
55 Fruit St.
Yawkey Center for Outpatient Care
Suite 4F
Boston, MA 02114
Phone: 617-724-2229

View location, directions and parking information for Mass General

Medical Education

  • MD, Harvard Medical School (Massachusetts)
  • Residency, Brigham and Women's Hospital
  • Residency, Massachusetts General Hospital
  • Fellowship, UC San Francisco

American Board Certifications

  • Maternal and Fetal Medicine, American Board of Obstetrics and Gynecology
  • Obstetrics & Gynecology, American Board of Obstetrics and Gynecology

Accepted Insurance Plans

Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.


  • ACOG Committee on Obstetric Practice. Collaborators Wax JR, Ecker JL. Committee Opinion No. 679: Immersion in Water During Labor and Delivery. Obstet Gynecol. 2016 Nov;128(5):e231-e236.

    Iezzoni LI, Wint AJ, Smeltzer SC, Ecker JL.  Recommendations about Pregnancy from Women with Mobility Disability to Their Peers. Women's Health Issues. 2017 Jan - Feb;27(1):75-82.

    American College of Obstetricians and Gynecologists and the Society for Maternal–Fetal Medicine., Kilpatrick SK, Ecker JL. Severe maternal morbidity: screening and review. Am J Obstet Gynecol. 2016 Sep;215(3):B17-22. 

    Oberg AS, D'Onofrio BM, Rickert ME, Hernandez-Diaz S, Ecker JL, Almqvist C, Larsson H, Lichtenstein P, Bateman BT. Association of Labor Induction With Offspring Risk of Autism Spectrum Disorders. JAMA Pediatr. 2016 Sep 6;170(9):e160965. 

    Ecker J, Abuhamad A, Hill W, Bailit J, Bateman BT, Berghella V, Blake-Lamb T, Guille C, Landau R, Minkoff H, Prabhu M, Rosenthal E, Terplan M, Wright TE, Yonkers KA. Substance use disorders in pregnancy: clinical, ethical, and research imperatives of the opioid epidemic: a report of a joint workshop of the Society for Maternal-Fetal Medicine, American College of Obstetricians and Gynecologists, and American Society of Addiction Medicine. Am J Obstet Gynecol. 2019 Jul;221(1):B5-B28. doi: 10.1016/j.ajog.2019.03.022. Epub 2019 Mar 27.

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