X-ray services will be temporarily suspended at the Circle Health Urgent Care in Westford beginning Friday 9/22 for maintenance.
If you need an X-ray, please visit one of our three other Urgent Care locations in Billerica, Dracut and Tewksbury. 

John N. Grieveson, MD

See Locations


  • Family Medicine

Board Certification

  • AB of Family Medicine, Certified



Primary Office Location

Additional Office Locations


General Education

  • University of Puerto Rico School of Medicine
    San Juan Puerto Rico

Medical School

  • Ponce School of Medicine and Health Sciences
    Ponce Puerto Rico


  • Family Medicine
    Reading Hospital and Medical Center
    Reading, PA

Languages Spoken

  • English
  • Spanish