Section 450.226 - Provider Contract: Issuance of Provider ID/Service Location Numbers(A) Upon execution of the provider contract, the MassHealth agency will issue a provider ID/service location number or numbers to be used to identify the provider that is the subject of the contract.(B) For every case in which a provider is assigned two or more provider ID/service location numbers, the provider must use each provider ID/service location number only in conjunction with the facility or location to which the provider ID/service location number is assigned. The MassHealth agency, however, maintains its right to commence proceedings in accordance with the provisions of 130 CMR 450.235 through 450.248 against any or all of its provider ID/service location numbers, regardless of the location or facility where the violation has been alleged to have occurred or the overpayment received.Amended by Mass Register Issue 1268, eff. 8/29/2014.Amended by Mass Register Issue 1274, eff. 11/21/2014.Amended by Mass Register Issue 1341, eff. 6/16/2017.