William Gregory Baxter, MD

Primary phone: 603-663-2830


Emergency & Ambulatory Medicine


  • Elliot Emergency Medicine Specialists
    One Elliot Way, Manchester, NH
  • Elliot Urgent Care at River's Edge
    185 Queen City Ave, Manchester, NH
  • Elliot Urgent Care at Londonderry
    40 Buttrick Rd., Londonderry, NH


  • Medical Education: University of Vermont - College of Medicine
  • Internship: UMass Medical Center
  • Residency: UMass Medical Center

Boards & Certifications

  • Emergency Medicine: American Board of Emergency Medicine

About William Gregory Baxter, MD

Dr. Greg Baxter is the President & CEO of Elliot Health System. 

He joined the health system in 2003 to lead the emergency physician provider group, growing it to 17 physicians and 10 mid-level providers by 2008. He was promoted to Vice President of Medical Affairs in 2008, serving as a liaison to the medical staff, Elliot Board of Directors and management. In 2009, Dr. Baxter was appointed Chief Medical Officer and in 2011 was also named Elliot Health System Senior Vice President of Medical Affairs.   In 2018, Dr. Baxter was appointed by the Board of Directors as president of Elliot Health System.  He has spent the last 20 years at Elliot dedicated to growing an extraordinary medical group, expanding needed clinical services, serving the community through the practice of emergency medicine, educating himself and the Board in the healthcare trends of the future and the potential strategies to allow for greater access and higher quality care.