He obtained his medical school training at the University of Texas Southwestern Medical School and performed his residency at Wilford Hall Medical Center. Dr. Grassman's areas of expertise include the following: intra-aortic balloon pump (IABP), coronary angiogram, and cardiac risk reduction. He is rated 4.5 stars out of 5 by his patients. He accepts Medicare insurance. His professional affiliations include the University of Washington (UW) Medicine, Swedish Edmonds Campus, and Swedish Cherry Hill Campus.