Keystone Rehabilitation Systems, Inc. DBA Keystone Physical Therapy Store in Northampton Categories: 97010, 97012, 97014, 97016, 97026, 97032, 97033, 97035, 97110, 97112, 97113, 97116, 97124, 97140, 97530, 97535, 97597 Address 24 West 21st Street, Ste. 100Northampton, PA 18067USAContact Phone: 610-262-1662Contact StoreFind on Map