Laboratory at PeaceHealth Ketchikan Medical Center Image 3100 Tongass Ave Ketchikan, AK 99901 Located inside PeaceHealth Ketchikan Medical Center 907-228-7633 Operating Hours Mon–Fri: 7 am–7 pm Sat–Sun: Closed Patient & Visitor Information Our Services Laboratory Services My PeaceHealth Patient Portal Sign In New User? Communicate with your doctorRequest refillsAccess your test resultsManage your appointments