New Search Maryam Mohammad Zadeh A.P.R.N., F.N.P. (301) 698-9444 Department Medicine Specialty Internal Medicine Sub-specialty Infectious Disease Primary Office Address: Dr. Gaffar Syed, MD 801 Toll House Ave Ste H-4 Frederick, MD 21701 Phone: (301) 698-9444 Secondary Office Address: Infectious Disease Care Center 10816 Hickory Ridge Rd Columbia, MD 21044 Recommend this Physician Get Directions Education Postgraduate Education - King University Postgraduate Education - East Tennessee State University Postgraduate Education - East Tennessee State University Board Certifications American Academy of Nurse Practitioners