Dr. Frank Tu

Alfonso Tafur, MD, a cardiologist and director of vascular medicine services at Endeavor Health, specializes in managing blood clot disorders and vascular disease. He provides personalized, continuing care while leading research to improve treatment options for complex conditions. Dr. Tafur listens closely to understand each patient’s experience and works to guide them through every phase of their healthcare journey with compassion and precision. Dr. Tafur is highly rated in 41 conditions, according to our data. His top areas of expertise are Venous Thromboembolism (VTE), Deep Vein Thrombosis, Pulmonary Embolism, Hepato-Pancreato-Biliary Surgery, and Knee Replacement.

Stuart Sprague, DO, a nephrologist at Endeavor Health, brings decades of clinical experience and research to the care of patients with kidney disease. His work spans rare diseases, mineral metabolism and complex diagnostic challenges. Dr. Sprague is known for a patient-centered approach, especially for those who don’t fit typical treatment algorithms, and he continues to explore innovations in dialysis and artificial kidney development. Dr. Sprague is highly rated in 36 conditions, according to our data. His top areas of expertise are Chronic Kidney Disease, Hypercalcemia, Milk-Alkali Syndrome, Parathyroidectomy, and Kidney Transplant.

Nicholas Paul Campbell, MD, an oncologist at Endeavor Health, focuses on the treatment of lung cancer and cancers of the head and neck. With 16 years of experience, he cares for patients facing complex diagnoses such as esophagus, oropharyngeal and laryngeal cancers. Dr. Campbell develops individualized treatment plans tailored to each patient’s condition, including those with rare malignancies like Merkel cell carcinoma and basal cell cancer. Dr. Campbell is highly rated in 29 conditions, according to our data. His top areas of expertise are Lung Cancer, Small Cell Lung Cancer (SCLC), Non-Small Cell Lung Cancer (NSCLC), and EGFR Positive Lung Cancer.