She works in North Chelmsford, MA and 1 other location and specializes in Internal Medicine. Dr. Wieselquist is affiliated with Lowell General Hospital. CONDITIONS TREATED. ... Stony Brook Primary Care Llc. 20 Research Pl Ste 100, North Chelmsford, MA, 01863 . Womanhealth Ob/Gyn. 20 Research Pl Ste 320, North Chelmsford, MA, 01863 ..