Patient Portal; Contact; 1111 North 102nd Court, Suite 200 Omaha, NE 68114 PHONE: 402-502-2747 FAX: 402-502-2387. Heather T. Lechnowsky, M.D; David C. Goldner, M.D. ... The physicians of Omaha Nephrology manage patients on hemodialysis and also patients on peritoneal dialysis. We also have an active home dialysis program and take care of kidney ....