MaineHealth

{{Infobox organization

| name = MaineHealth

| formation = 1874

| headquarters = Portland, Maine

| services = Health system

| leader_title = Chief Executive Officer

| leader_name = Andrew T. Mueller, MD

| affiliations = Tufts University

| website = https://www.mainehealth.org/

}}

MaineHealth is a regional nonprofit health care system that comprises a network of hospitals, health care facilities, and clinics in Maine and New Hampshire. The system is affiliated with the Tufts University School of Medicine for both teaching and research.{{Cite web |last=Clancy |first=Lynda |date=2025-05-29 |title=MaineHealth/Tufts research into long-term effects of Lyme Disease begins enrolling participants this month |url=https://www.penbaypilot.com/article/new-medical-research-long-term-effects-lyme-disease-begins-enrolling-participants-month |access-date=2025-05-29 |website=PenBay Pilot |language=en}}{{Cite web |date=2018-07-25 |title=Maine Medical Center and Tufts University School of Medicine renew 10-Year partnership {{!}} Tufts Now |url=https://now.tufts.edu/2018/07/25/maine-medical-center-and-tufts-university-school-medicine-renew-10-year-partnership |access-date=2025-05-29 |website=now.tufts.edu |language=en}} It is the largest hospital system in northern New England.{{Cite web |last=Cordes |first=Renee |date=March 18, 2019 |title=MaineHealth's dynamic duo chart a new course for the health system and its member hospitals |url=https://www.mainebiz.biz/article/mainehealths-dynamic-duo-chart-a-new-course-for-the-health-system-and-its-member-hospitals |access-date=2025-05-30 |website=Mainebiz |language=English}}

MaineHealth includes a Level I trauma center/teaching hospital; seven community hospitals and two community hospital campuses of Maine Medical Center; three specialty hospitals including Maine's only children's hospital; NorDx, a health sciences laboratory; and the MaineHealth Institute for Research.{{Cite web |last=Julianna |title=MHIR – MaineHealth Institute for Research |url=https://mhir.org/ |access-date=2025-05-29 |website=MHIR |language=en-US}} MaineHealth hospitals have been lauded by regional and national organizations.{{Cite web |date=2023-12-05 |title=Two Maine hospitals have been recognized with top competitive awards |url=https://www.newscentermaine.com/video/news/health/two-maine-hospitals-have-been-recognized-with-top-competitive-awards/97-c2a1ea68-1796-44e4-be25-3f24b4142434 |access-date=2025-05-29 |website=newscentermaine.com |language=en-US}}{{Cite web |last= |date=2024-12-18 |title=Two MaineHealth Hospitals Earn 2024 Leapfrog Top Hospital Awards |url=https://dailybulldog.com/health/two-mainehealth-hospitals-earn-2024-leapfrog-top-hospital-awards/ |access-date=2025-05-29 |website=Daily Bulldog |language=en-US}}{{Cite web |last=Bennett |first=Alan |date=2016-11-08 |title=MaineHealth, SMHC recognized for healthy-eating initiatives |url=https://www.pressherald.com/2016/11/08/mainehealth-smhc-recognized-for-healthy-eating-initiatives/ |access-date=2025-05-29 |website=Press Herald}}

Maine Medical Center received its first National Institutes of Health research grant in 1962.{{Cite web |last=typhoon |title=History & Mission |url=https://mhir.org/about-us/historyleadership/ |access-date=2025-05-30 |website=MHIR |language=en-US}} The MaineHealth Institute for Research has researched potential chronic diseases such as Chronic Lyme disease and Long COVID.{{Cite web |date=2025-05-30 |title=MaineHealth joins NIH-funded long COVID clinical trials {{!}} PenBay Pilot |url=https://www.penbaypilot.com/article/mainehealth-joins-nih-funded-long-covid-clinical-trials/255876 |access-date=2025-05-30 |website=www.penbaypilot.com |language=en}}{{Cite web |last=Lawlor |first=Joe |date=2024-10-17 |title=MaineHealth to participate in major chronic Lyme study |url=https://www.pressherald.com/2024/10/17/mainehealth-to-participate-in-major-chronic-lyme-study/ |access-date=2025-05-30 |website=Press Herald}} A blood-based biomarker test for cancer, currently in clinical trials, was developed by MaineHealth in conjunction with the University of New England.{{Cite web |date=2025-02-27 |title=UNE professor develops new test for breast cancer |url=https://www.pressherald.com/2025/02/27/une-professor-develops-new-test-for-breast-cancer/ |access-date=2025-05-30 |website=Press Herald}} In 2025, the federal government cut $250,000 in annual funding for the MaineHealth Institute of Research due to its research on vaccine hesitancy.{{Cite web |last=Wight |first=Patty |date=2025-04-07 |title=MaineHealth Institute for Research grant funding cut due to previous research on vaccine hesitancy |url=https://www.mainepublic.org/health/2025-04-07/mainehealth-institute-for-research-grant-funding-cut-due-to-previous-research-on-vaccine-hesitancy |access-date=2025-05-30 |website=Maine Public |language=en}}

MaineHealth is the largest private employer in Maine.