Colleen Madden, RN Registered Nurse, Rheumatology Program Image Phone 617-355-6117 Fax 617-730-0249 Print Profile Request an Appointment Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115 Phone: 617-355-6000 Listen Colleen Madden, RN Registered Nurse, Rheumatology Program Medical Services Programs & Services Rheumatology Program Immunology Locations Boston Boston Children's Hospital 300 Longwood Ave. Boston, Massachusetts 02115 Phone: 617-355-6000