Mass General Brigham Health Plan

Prior authorization

Locate authorization teams and submission faxes. Medical, pharmacy and delegated reviews can follow different routes.

prior authorization

Urgent prior authorization after hours

Official page read
Phone855-444-4647Published hours

After hours, weekends and holidays

Product, plan and location

commercial · exchange · medicaid · medicare advantage · dsnp
Massachusetts · New Hampshire · Rhode Island

Mailing address

Not researched for this route

For urgent prior authorization requests outside regular business hours (weekends, holidays), call and follow the prompts. Routine requests go through the provider portal; non-contracted providers use the online authorization request form.

View source ↗ · Source checked 2026-10-25

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Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

prior authorization

Sleep management authorizations — CareCentrix

Official page read
Phone866-827-5861Published hours

Not published in this record

Product, plan and location

commercial · exchange · medicaid · medicare advantage · dsnp
Massachusetts

Mailing address

Not researched for this route

CareCentrix manages sleep management prior authorizations for the plan; submit via the CareCentrix portal.

View source ↗ · Source checked 2026-10-25

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

prior authorization

Molecular and genetic testing authorizations — EviCore

Official page read
Phone888-693-3211Published hours

Not published in this record

Product, plan and location

commercial · exchange · medicaid · medicare advantage · dsnp
Massachusetts

Mailing address

Not researched for this route

EviCore manages molecular and genetic testing authorizations; submit via the eviCore provider portal.

View source ↗ · Source checked 2026-10-25

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

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Locate authorization teams and submission faxes. Medical, pharmacy and delegated reviews can follow different routes.

Have ready in your secure workspace

  • Ordering and rendering provider details
  • Service codes, requested dates and units
  • Existing authorization or submission reference

Questions to resolve

  • Is this the correct reviewer for this service and product?
  • Which documents are missing, and where should they be sent?
  • What is the case number and next status-check date?

This is a general administrative checklist, not payer policy or advice about a particular patient. Confirm the current plan instructions.

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