Administrative regulations and billing regulations apply to all providers and are contained in 130 CMR 450.000. These regulations are reproduced as Subchapters 1, 2, and 3 in this and all other manuals.
Program regulations cover matters that apply specifically to the type of provider for which the manual was prepared. For freestanding ambulatory surgery center providers, those matters are covered in 130 CMR 423.000, reproduced as Subchapter 4 in the Freestanding Ambulatory Surgery Center Manual.
The Executive Office of Health and Human Services (EOHHS) establishes rates for MassHealth services. These rate regulations for freestanding ambulatory surgery center services may be found in 101 CMR 347.00.