OUR PHYSICIANS
PERSONALIZED PHYSICIANS IN ONCOLOGY, HEMATOLOGY & PRIMARY CARE
Our personalized care approach stems from the very personal passion of our physicians, Dr. Castillos, a board-certified hematology and oncology specialist, and Dr. VanSweden, our primary care physician who is board-certified in Internal Medicine. Learn about their impressive credentials, and read patient reviews:
Dr. Francisco Antonio (Tony) Castillos, III
Board Certified Oncologist
Board Certified Hematologist
Board Certified Oncologist
Board Certified Hematologist
Meet Dr. Tony Castillos, our founding physician. Dr. Castillos has devoted his career to furthering precision oncology through advanced genome testing, including tumor profiling and blood-based cancer diagnostics. Under his leadership and by his example, our practice emphasizes an individualized approach to each patient’s case, delivering personal, compassionate care.
Board Certification:
Internal Medicine
Hematology
Medical Oncology
Medical School:
Chicago Medical School
Internship:
Yale University
Norwalk Hospital
Residency:
Internal Medicine, Medical College of Virginia, Virginia Commonwealth University
Fellowship:
Hematology fellowship, University of Alabama, Birmingham, Alabama
Oncology fellowship, University of Louisville, Louisville, Kentucky
Overseas Service:
United States Navy, Lieutenant Commander
Served with the 1st Marine Division for Alpha Surgical Company during Operation Iraqi Freedom, 1st FSSG, 2003
Professional Interests:
Myeloproliferative disorders
Leukemia Research Fellowship
Cancer Care Chairman, Nash Hospital
Dr. Paul VanSweden
Primary Care Physician
Board Certified Medical Internist
Primary Care Physician
Board Certified Medical Internist
Meet Dr. Paul VanSweden, our primary care and internal medicine physician. He is particularly interested in helping patients develop healthier lifestyles – by managing diabetes and high blood pressure, reducing tobacco and alcohol use, and lowering obesity, among other treatments. Dr. VanSweden also helps treat patients in our Certified Infusion Center.
Board Certification:
Internal Medicine
Pediatrics
Medical School:
Michigan State University, College of Human Medicine
Residency:
Internal Medicine and Pediatrics, University of North Carolina Hospitals
Previous Experience:
Hospitalist at WakeMed Hospitals – 2014 – 2021
Professional Interests:
Healthcare for 55+ population
Personalized care at the individual patient level