Dr. Tonja Cross Dirkx is a Internal Medicine,Nephrologist and General Physician in Homestead, PORTLAND and has an experience of 28 years in these fields. Dr. Tonja Cross Dirkx practices at OHSU Virtual Visits - Urgent Care in Homestead, PORTLAND,NE Portland Dental in Sullivan's Gulch, PORTLAND and OHSU Hospital in Homestead, PORTLAND. She completed Medical degree, DO from University of California, Davis in 1998 and M.D. from University of California, Davis in 1998. She is a member of American Society of Nephrology. Some of the services provided by the doctor are: Hypercalcemia,Living Kidney Donor Evaluation,Wegener's Granulomatosis,Renal Hyperparathyroidism and High Blood Pressure (Hypertension) etc.