Start free
PAYER POLICY CHANGES

21433 Insurance Policy Changes

CPT 21433, in plain terms, covers Open treatment of a complicated LeFort III type craniofacial separation, such as comminuted or involving nerve openings, requiring multiple surgical approaches. CPT 21433 is referenced in 1 tracked payer policy change from Capital Blue Cross. For billers and coders, staying current on payer-specific coverage criteria, reimbursement rules, and prior-authorization requirements for CPT 21433 is critical to clean claim submission. Each entry below links to the full policy analysis with effective dates and action steps.

Official descriptor: CPT 21433 on AAPC

Watch 21433

Get one email when a payer policy names 21433, a payer adds or drops it from a prior auth list, or Medicare changes its NCCI pairs, unit limit, payment or coverage articles.

No account needed. We send a confirmation link first, and every email has a one-click stop link.

REFERENCE DATA

Payers with rules4
Payers requiring prior auth4
  • CountyCare Health Plan · Effective April 23, 2026

    Prior authorization required

    CountyCare Prior Authorization Look-Up Tool (All Codes)

  • CalViva Health · Effective December 31, 2025

    Prior authorization required

    CalViva Health CMS-0057-F prior authorization requirements

  • Community Health Plan of Imperial Valley · Effective December 31, 2025

    Prior authorization required

    Community Health Plan of Imperial Valley CMS-0057-F prior authorization requirements

FREQUENTLY ASKED QUESTIONS

Does AmeriHealth Caritas require prior authorization for 21433?

AmeriHealth Caritas lists 21433 on AmeriHealth Caritas Louisiana prior authorization service list for medicaid managed plans. Verify with the payer before scheduling.

Does CalViva Health require prior authorization for 21433?

CalViva Health lists 21433 on CalViva Health CMS-0057-F prior authorization requirements for medicaid managed plans (list dated December 31, 2025). Verify with the payer before scheduling.

Does Community Health Plan of Imperial Valley require prior authorization for 21433?

Community Health Plan of Imperial Valley lists 21433 on Community Health Plan of Imperial Valley CMS-0057-F prior authorization requirements for medicaid managed plans (list dated December 31, 2025). Verify with the payer before scheduling.

Does CountyCare Health Plan require prior authorization for 21433?

CountyCare Health Plan lists 21433 on CountyCare Prior Authorization Look-Up Tool (All Codes) for medicaid managed plans (list dated April 23, 2026). Verify with the payer before scheduling.

What insurance policy changes affect CPT 21433?

There are 1 tracked policy change affecting CPT 21433, including updates from Capital Blue Cross. Each change may modify coverage criteria, reimbursement rates, or prior-authorization requirements.

Which payers have updated policy for CPT 21433?

Payers that have issued tracked updates for CPT 21433 include: Capital Blue Cross.

How do I get notified when CPT 21433 policy changes?

Create a free account at PolicyChanges.app and save a search filtered to CPT 21433. You will get an email when new policy changes reference this code: daily or weekly, your choice, on every plan.

Why do payers change policies for CPT 21433?

Payers revise policies for individual billing codes to align with updated clinical guidelines, CMS rule changes, fraud and abuse prevention measures, or network cost-management goals. Changes can affect medical necessity criteria, place-of-service restrictions, bundling rules, or whether a code requires prior authorization.

See every payer rule for 21433

Prior authorization lists, coverage criteria, NCCI edits and Medicare coverage articles for 21433 in one place.

See every payer rule

RELATED

All billing codesJ3590C9399J3490992159921399202

Get alerts for changes like this

Save a search and get email alerts when a new policy change matches your filters: daily or weekly, your choice, on every plan.

Create a free alertHow Policy Monitoring works