Dr. John Joseph Maciejewski, MD

Dr. John Maciejewski is a board-certified physician specializing in hematology and oncology with internal medicine training. He earned his medical degree from Chicago Medical School at Rosalind Franklin University of Medicine and Sciences and brings 25 years of clinical experience to his practice. Dr. Maciejewski is fluent in Chinese and Spanish, enabling him to care for a diverse patient population.

Dr. Maciejewski practices at University of Michigan Medical Center in Ann Arbor, Michigan, and maintains hospital affiliations with Rush University Medical Center. He focuses on treating blood cancers including multiple myeloma and acute myeloid leukemia. His expertise extends to managing nausea and vomiting related to cancer treatment, helping patients maintain their quality of life during therapy. Dr. Maciejewski performs comprehensive blood testing including complete blood counts and specialized immunology studies to monitor patient health and treatment response.