About Us Frederick Urology Associates: Mohammed Mohiuddin, MD, offers comprehensive urology care to patients at their offices in Frederick, Maryland, and Charles Town, West Virginia. With more than 46 years dedicated to serving adults in Frederick County, Maryland, Dr. Mohiuddin now has two offices, where he specializes in treating urinary tract problems in men and women, as well as reproductive system issues in men. The team frequently treats common conditions such as urinary incontinence, urinary tract infections, and interstitial cystitis. They also have extensive experience diagnosing and treating the full range of men’s health concerns. When men experience erectile dysfunction, low testosterone, an enlarged prostate, Peyronie’s disease