• Online Provider Portal – Participating providers must submit authorization requests online at https://providerportal.northwoodinc.com. Please contact Northwood to obtain a login ID and password.
• Fax – Non-participating providers may submit a completed Prior Authorization Fax Form to Northwood at (877) 552-6551. If sent after-hours or on weekends, Northwood will respond on the next regularly scheduled business day. 
• Phone – For urgent/emergent requests only, providers may call Northwood on the dedicated Health New England provider line at (877) 807-3701 during normal business hours (8:30 a.m. to 5:00 p.m. EST, Monday through Friday), or within two (2) business days when services were provided after-hours.

• CT scans 
• Virtual colonoscopy 
• MRI; PET Scans 
• Nuclear cardiology 
• All diagnostic sleep tests, PAP therapy devices, and PAP therapy DME supplies

Prior Authorization
To obtain a prior authorization, or to access commonly used managed codes for Genetic Lab, Sleep Study Program or High Cost Imaging, log on to the eviCore portal. A username and password is required. When checking on a status or denial of an authorization, you may call eviCore at (888) 693-3211.