He is the director of the inpatient consult service, and serves a variety of educational roles including associate program director of the dermatology residency, and core clinical faculty in the department of medicine. Dr. Rosenbach’s clinical practice is focused on complex medical dermatology, where he runs a sarcoidosis clinic, urgent access clinic, and sees inpatients and outpatients with hematologic malignancies and cutaneous complications, autoimmune skin conditions, or patients with undiagnosed diseases; his research is focused primarily on sarcoidosis and granulomatous skin conditions. He has published more than 100 peer reviewed articles, multiple chapters, and textbooks. He has held leadership roles in the Medical Dermatology Society, Society of Dermatology Hospitalists, and is involved in the American Academy of Dermatology.