United States Naval Hospital Yokosuka Japan with its eight branch clinics are US Navy medical treatment facilities catering to the medical needs of eligible Sailors, Marines, Soldiers, Airmen, family members, U.S. government employees, retired military service members and other eligible beneficiaries of the Forward Deployed Naval Forces on mainland Japan, Korea and Diego Garcia.

In 1973, the base was revitalized with the arrival of the aircraft carrier USS Midway and the start of the Overseas Family Residency Program.

In 1999, the Navy Medicine Inspector General recognized USNH Yokosuka as a benchmark command in customer relations and marketing.

USNH Yokosuka provided support to USS Kitty Hawk's medical department during and after Operation Iraqi Freedom.

Naval Hospital, Yokosuka, provides a comprehensive range of emergency, outpatient and inpatient care services to about 43,000 active duty personnel and authorized beneficiaries.

With its regional Educational and Developmental Intervention Services (EDIS), USNH Yokosuka provides care to children with special needs at every military base in mainland Japan.