Asia-Pacific Economic Cooperation, or APEC, is the premier forum for facilitating economic growth, cooperation, trade and investment in the Asia-Pacific region.
Provider Transaction Access Number (PTAN) A PTAN is a Medicare-only number issued to providers by MACs upon enrollment to Medicare. When a MAC approves enrollment and issues an approval letter, the letter will contain the PTAN assigned to the provider.
But the rendering provider is the healthcare provider who actually performed (or rendered) the services. For a solo practice,usually the billing provider and the rendering provider are the same entity. However,the two providers are still treated separately by the insurance companies when processing your claims.