Naval Branch Health Clinic NAS Meridian is part of the Naval Hospital Pensacola, Fla. branch medical system and is fully accredited by The Joint Commission (national hospital and health care facility accrediting organization). The clinic offers a variety of services to eligible beneficiaries, including: medical, dental, and ancillary services. Optometry services are available to retired personnel and family members on a space available basis. Hours of operation are Monday through Friday from 0700-1600.