What is the npi number for largo medical center pharmacy? The NPI Number for Largo Medical Center Pharmacy is 1689732174. The current location address for Largo Medical Center Pharmacy is 1221 Mercantile Lane,, Largo, Maryland and the contact number is 301-816-5552 and fax number is 301-618-5554.Is ledlargo medical center in largo fl a good place to live? Largo Medical Center in Largo, FL is rated high performing in 2 adult procedures and conditions. It is a general medical and surgical facility.What is our largo? Our Largo center is the newest location to our network of medical centers, presenting patients with an innovative and advanced medical experience set within a warm and inviting atmosphere.