AIM Center for Personalized Medicine's website describes Dr. Tania Dempsey's Purchase, New York practice as specializing in Mast Cell Activation Syndrome, chronic Lyme, and other complex chronic conditions, with 25 years of medical experience. The team includes Dr. Lawrence Afrin and nurse practitioners John Fallon and Emily Hochman. Services span premium IV vitamin therapy, bioidentical hormone replacement, functional and personalized medicine, MCAS consultations, medical ozone therapy, peptide therapy, therapeutic plasma exchange, red light therapy, NanoVI, and Ballancer Pro lymphatic drainage. The clinic operates on a patient-provider partnership model, considering individual genetics, environment, and lifestyle in care planning. Patients are seen Monday through Friday, 9 AM to 5 PM, with international patients accommodated.