How do i contact northwood inc customer service? Provider Complaints [email protected] Provider Appeals [email protected] Web Site Questions/Feedback [email protected] Report Suspected Fraud, Waste and Abuse 833-770-0007 or www.lighthouse-services.com/northwoodinc Office Hours Monday – Friday 8:30 a.m. – 5:00 p.m. (EST) Claims/Inquiries Northwood Inc.How do i access northwoods provider portal? Provider Portal Link – Click here to access Northwood’s new Provider Portal for requesting authorizations and claim lookup. Login ID Request Form – Click here to access Northwood’s Login ID Request Form to request a Login ID and Password and begin using Northwood’s portal.What is northwood compliance program? Northwood maintains a Compliance program to identify and prevent fraudulent and other unethical conduct and to take appropriate corrective actions upon detection of any such conduct. GAO Investigation Unearths Flaws in CMS Audit Program; Confirms Complaints of Rampant, Out of Control Medicare Audits Think it’s too late to “re-invent” yourself?