Externs have provided primary medical services to women and children. Lady Willingdon Hospital , located in the Himalayas, serves villagers lacking primary medical care. Externs have assisted in surgery and join outreach teams. Externs provide medical care and health education to persons with AIDS and their families. Mount Edgecumbe Hospital provides primary care to Native Americans in Sitka, Alaska.
Externs assist in clinics and join medical outreach teams visiting isolated villages.
Pontifical Mission for Palestine has established clinics that provide medical care to the Palestinian people. Externs serve in Israel and Jordan, providing basic medical care to Palestinian, Iraqi and Bangladeshi refugees. St. Francis Hospital , located on the outskirts of Kampala Uganda, the hospital provides a range of health services to the city's poorest residents. Externs have served in the department of gynecology providing services to women with AIDS and their infants. Sheikh Jarrach Health Center in East Jerusalem offers health services to all area residents.