For questions, please call customer service at 210-358-9500 or toll free at 877-766-5533, Monday – Friday, 8:30 a.m. - 5 p.m. You also may email University Health at UHS.PBS@uhs-sa.com. CareLink members receive a separate bill. This bill cannot be paid through MyChart. Please pay your CareLink bill online or call 210-358-3353 to pay by phone..