New Search Rohan Raju Rengen D.O. (301) 696-0012 Department Medicine Specialty Nephrology Primary Office Address: Frederick Kidney Care Associates 5205 Charimans Ct, Ste 100 Frederick, MD 21703 Phone: (301) 696-0012 Recommend this Physician Get Directions Education Medical School - Nova Southeastern University Residency - The Cleveland Clinic Foundation Fellowship - The George Washington University Hospital Board Certifications American Board of Internal Medicine American Board of Internal Medicine