Welcome to Potomac Nephrology
7115 Guilford Drive
Frederick, MD 21704
Suite 204
Phone: (301) 663-9570 Fax: (301) 663-9571
Welcome to Potomac Nephrology
7115 Guilford Drive
Frederick, MD 21704
Suite 204
Phone: (301) 663-9570 Fax: (301) 663-9571
7115 Guilford Drive
Frederick, MD 21704
Suite 204
Phone: (301) 663-9570 Fax: (301) 663-9571
7115 Guilford Drive
Frederick, MD 21704
Suite 204
Phone: (301) 663-9570 Fax: (301) 663-9571

Dr. Romanic graduated from University of Belgrade, Faculty of Medicine.
He completed Internal Medicine Residency at St. Luke's/Roosevelt Medical Center, New York City and Nephrology Fellowship at The New York Hospital-Cornell Medical Center and Memorial Sloan-Kettering in 1997. He is Board Certified in Nephrology and Internal Medicine. He worked as a nephologist in South Carolina for six years and Maryland for five before establishing Potomac Nephrology in 2008. Dr. Romanic is a medical director of Fresenius Frederick Dialysis Unit. Married with three grown children, in his spare time he likes to play electric guitar, ride motorcycle and boat on the Bay.

Dr. Rhonda King grew up on Long Island, NY. She pursued her education at Lafayette College and then earned her medical degree from SUNY Upstate Medical University. Following that she completed her Internal Medicine Residency and Nephrology Fellowship at the University of Pennsylvania in 2010. She is Board Certified in Nephrology and Internal Medicine. Before joining Potomac Nephrology in 2018, she worked in the Washington, DC area for 8 years. Married with two children, she finds joy in spending time with her family. She especially enjoys the field of Nephrology as it provides the opportunity to establish long-term relationships with patients and truly make a difference in their lives.

We are kidney specialists, Board Certified in Nephrology and Hypertension by ABIM. Our office is located in beautiful Frederick, Maryland. We make rounds in local Fresenius and DaVita dialysis clinics and Holy Cross Germantown Hospital.

We provide the full spectrum of kidney care, including:
Call us at 301-663-9570 to find a time that works for you.
Open today | 09:00 am – 02:00 pm |
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