Question 1

What insurance policy changes affect CPT 99458?

Accepted Answer

There are 5 tracked policy changes affecting CPT 99458, including updates from Aetna, CareFirst BlueCross BlueShield, Nebraska Medicaid. Each change may modify coverage criteria, reimbursement rates, or prior-authorization requirements.

Question 2

Which payers have updated policy for CPT 99458?

Accepted Answer

Payers that have issued tracked updates for CPT 99458 include: Aetna, CareFirst BlueCross BlueShield, Nebraska Medicaid, Humana, Maryland Medicaid.

Question 3

How do I get notified when CPT 99458 policy changes?

Accepted Answer

Create a free account at PolicyChanges.app and save a search filtered to CPT 99458. You will receive a daily digest email whenever a new policy change references this code.

Question 4

Why do payers change policies for CPT 99458?

Accepted Answer

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.

99458 Insurance Policy Changes

OfficeLink Updates - April 2026 notices and reminders (PDF)

Maryland Medicaid enhanced reimbursement rates for eligible primary care providers, effective August 1, 2025

Coverage for Remote Physiologic Monitoring

Cardioverter Defibrillators/Cardiac Resynchronization Therapy - Medicare Advantage (Revised)

Update to Reimbursement for Remote Patient Monitoring Services: Self-Measured Blood Pressure Codes