Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Dr. Michael Sungjoon Hahm - Johnstown ← View details 1086 Franklin St, Pennsylvania, Johnstown, 15905, Johnstown, Pennsylvania 15905 8145349000