Here's the press release from a few days ago:
Largest Physician Network Brings HIPAA Collaboration to the Big Screen
SAN MATEO, Calif., May 2, 2013 /PRNewswire/ -- Doximity, the largest online physician network, today launched its new iPad app, bringing its HIPAA-secure communication platform for doctors to the big screen. Already available online and for iPhone and Android smartphone devices, the new Doximity iPad app enables seamless digital communication and collaboration among physicians leveraging the iPad's larger screen and performance.