The SSI Group
https://thessigroup.com
SSI Registration Page: https://products.ssigroup.com/molinaregistrationportal/register

Phone Number
(844) 750-4274 

Transaction Type/Format

CMS-1500 - Professional (837P)
UB04 - Institutional (837I)
Eligibility Batch Inquiry/Response (270/271)
Claims Status Batch Inquiry/Response (276/277)

 

Payer ID
MCC01 

* National (Contracted with all Molina Plans excluding Utah)