← Back to list
[California] Precertification/prior authorization requirement changes (November 2026 Newsletter)
Act
by Mar 1, 2027
Effective date
Mar 1, 2027
Identified
Oct 29, 2026
Replaced. This version was replaced by [California] Precertification/prior authorization requirement changes (effective Mar 1, 2027).
Summary
Anthem Blue Cross is implementing precertification/prior authorization requirement changes for Medicare Advantage plans effective March 1, 2027. The source document does not specify which requirements are changing, which services are affected, or which billing codes require prior authorization. The practice must obtain the full policy details from Anthem to determine specific workflow impacts.
Get alerts when payers change rules like this one
We check Anthem BCBS and other payers every day and email you when a change matches your specialty and state.
Get Anthem BCBS alertsPolicy Monitoring is free. No card required.
What to do
by Mar 1, 2027 · 3 steps
01Billing team and clinical staff should contact Anthem Blue Cross or access the full policy at https://providernews.anthem.com/california/articles/precertificationprior-authorization-requirement-changes-nove-33138 to obtain detailed specifications of which services, procedures, or billing codes are subject to new or modified prior authorization requirements for Medicare Advantage members.
02Update billing workflows, authorizations checklists, and provider order entry systems accordingly to ensure compliance.
03Verify current applicability and obtain plan-specific documentation requirements for the Medicare Advantage population.
Original notice
[California] Precertification/prior authorization requirement changes (November 2026 Newsletter)
providernews.anthem.com · Always check the source before changing claims.
Related changes
See all Anthem BCBS changes →[California] Precertification/prior authorization requirement changesMediumEffective Mar 1, 2027 · Provider Bulletin[New York] Precertification/prior authorization requirement changesMediumEffective Mar 1, 2027 · Provider Bulletin[Virginia] Precertification/prior authorization requirement changesMediumEffective Mar 1, 2027 · Provider Bulletin[California] New prior authorization requirementsMediumEffective Jan 1, 2027 · Provider BulletinBrowse every Anthem BCBS change in the policy list