His patients gave him an average rating of 5.0 out of 5 stars. Dr. Pak's areas of expertise include xeomin injection, cheek (mid-face) lift, and voluma. He is professionally affiliated with Northwestern Medicine Central DuPage Hospital. Dr. Pak takes Aetna EPO, Blue Cross/Blue Shield, and TRICARE, in addition to other insurance carriers. He welcomes new patients. He graduated from Boston University School of Medicine and then he performed his residency at Illinois Eye and Ear Infirmary.