Kidney Disease Dialysis nephrologists offer a wide range of tests and treatments for patients with kidney disease: Diagnosis of kidney stones, Evaluation for treatment of kidney stones, Evaluation for kidney transplant, Kidney biopsy, Kidney dialysis (hemodialysis or peritoneal dialysis), Kidney disease management. Kidneys are important to your body’s health. They help control your blood pressure, maintain the levels of important minerals in your blood, produce urine and remove waste products and water from your body. Call us at (929) 500-0269.