New Patients or patients who have not visited ONS in more than a year, please arrive 15 minutes prior to your scheduled appointment time to complete your registration or save time by completing the forms online through the Patient Portal.  Also please also bring the following to your appointment:

  • Insurance card
  • List of current medications and medical conditions
  • Primary-care physician address and phone, and contact information for other physicians involved with your care
  • Recent diagnostic images such as CTs, MRIs, x-rays, bone scans, or EMGs. Bring both original films and copies of reports.

5 High Ridge Park, 3rd floor, Stamford CT 06905
Open: Monday- Friday | 8:00 a.m. to 5:00 p.m.

From Downtown Stamford

  • Go north on Atlantic Street toward Stamford Forum. Atlantic becomes Bedford St.
  • Turn right onto High Ridge Rd.
  • Turn right onto Buxton Farm Rd., then turn left onto Turn of River Rd.
  • Turn of River Rd. becomes High Ridge Park.
  • High Ridge Park is on the right. Building 5 is the 2nd building on the left.
  • Park on the lower level in the back of the building. ONS is on the 3rd floor.

Northbound

  • CT-15/Merritt Pkwy: Exit 35 (CT-137/High Ridge Rd.), go straight at the light at the end of the exit ramp then continue on Buxton Farm Rd.
  • In .7 miles, turn left onto Turn of River Rd. and continue into High Ridge Park.
  • Building 5 is the 2nd building on the left.
    • Park on the lower level in the back of the building. ONS is on the 3rd floor.

Southbound

  • CT-15/Merritt Pkwy: Take Exit 35 (CT-137/High Ridge Rd.), at end of the ramp, turn right onto High Ridge Road (CT-137).
  • In .1 miles, turn left onto Buxton Farm Rd.
  • In .7 miles, turn left onto Turn of River Rd. and continue into High Ridge Park.
  • Building 5 is the 2nd building on the left.
    • Park on the lower level in the back of the building. ONS is on the 3rd floor.

Patient Drop off and Parking

Patient-drop off entrance and handicap accessible parking are on the lower level. Look for the patient drop-off sign on the right as you enter driveway for building #5. Handicap parking and other patient parking are on lower level.