Within the Department of Defense , A0021 (specifically A0021-1 SAIG) refers to Inspector General investigative files.
In Medicare HCPCS billing, codes A0021 through A0999 cover ambulance services. How to access the content: A0021.7z.002
Right-click A0021.7z.001 and select "Extract" using 7-Zip or WinRAR . The software will automatically combine all parts to recreate the original file. Do you have the other numbered parts of this archive, or Collections | Solomon R. Guggenheim Museum Within the Department of Defense , A0021 (specifically