Patient Portal . Follow Hamilton Health Center for Health information and updates. 110 S. 17th Street, Harrisburg, PA 17104 (717) 232-9971. Hours of operation: Monday & Wednesday: Tuesday & Thursday: Friday: *2nd & 4th Saturdays of the Month: Main Location Only: 8am - 7pm 8am - 8pm 8am - 5pm 8am - 12pm ....