New Search Heather Hayes AGAC-NP, M.S.N. (240) 566-4722 Department Medicine Specialty Hospitalist Primary Office Address: FHH Hospitalist Group 400 W. 7th St. Frederick, MD 21701 Phone: (240) 566-4722 Recommend this Physician Get Directions Education Postgraduate Education - Georgetown University Postgraduate Education - Drexel University Board Certifications American Academy of Nurse Practitioners American Nurses Credentialing Center