DialClerk Directory

Allegiance Benefit Plan Management

Prior authorization

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

prior authorization

Allegiance utilization management — inpatient

Official page read
Phone800-342-6510Fax

406-532-1501

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address
Allegiance Care Management, PO Box 2339, Missoula, MT 59806-2339

Utilization-management correspondence for participating administered plans.

Fax is explicitly designated for inpatient utilization management. Confirm the member’s plan delegates utilization review to Allegiance.

View source ↗ · Source checked 2026-10-22 · Third-party administrator identity ↗

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

prior authorization

Allegiance utilization management — outpatient

Official page read
Phone800-342-6510Fax

406-532-3513

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Fax is explicitly designated for outpatient utilization management; the phone is shared with inpatient review. Confirm plan delegation.

View source ↗ · Source checked 2026-10-22 · Third-party administrator identity ↗

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

Help the next office

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Call preparation · editorial guide

Make the call count.

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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