Dr. Diana Lapp, MD Dr. Diana Lapp, MDLanguages: EnglishPhone: (202) 354-1120Fax: (202) 478-0608Contact this Provider: (202) 354-1120SpecialtiesFamily MedicineEducationResidency Program: West Suburban Hospital Medical Center (2000)Medical School: Howard University (1997)Practice Locations3924 Minnesota Avenue NortheastWashington, DC 20019View MapPhone: 202-398-8683