What insurance policy changes affect code K09.1?

There are 2 tracked policy changes affecting code K09.1, including updates from Aetna. Each change may modify coverage criteria, reimbursement rates, or prior-authorization requirements.

Which payers have updated policy for code K09.1?

Payers that have issued tracked updates for code K09.1 include: Aetna.

How do I get notified when code K09.1 policy changes?

Create a free account at PolicyChanges.app and save a search filtered to code K09.1. 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 code K09.1?

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.

PAYER POLICY CHANGES

K09.1 Insurance Policy Changes

ICD-10 K09.1 is officially defined as "Developmental (nonodontogenic) cysts of oral region." code K09.1 is referenced in 2 tracked payer policy changes from Aetna. For billers and coders, staying current on payer-specific coverage criteria, reimbursement rules, and prior-authorization requirements for code K09.1 is critical to clean claim submission. Each entry below links to the full policy analysis with effective dates and action steps.

Only a small number of policies match this filter. Check back as coverage expands.

Aetna · Identified Oct 23, 2026Medium impact
Oral and Esophageal Brush Biopsy (CPB 0686, reviewed 2026-10-15)
Aetna Clinical Policy Bulletin 0686 on oral and esophageal brush biopsy was last reviewed on 10/15/2026. It considers oral brush biopsy (OralCDx) with or without MAGE-A or GLUT-1 staining, esophageal brush biopsy (WATS3D, formerly EndoCDx), DNA-image cytometry, RNA-based oral brush biopsy, salivary miRNAs and esophageal balloon cytologic sampling experimental, investigational or unproven because their effectiveness has not been established, for screening, diagnosis or surveillance. The policy lists CPT 88104 and 99000, HCPCS D0486 and D7288, and several ICD-10 codes, including Z12.81, as not covered for the indications it lists.
Aetna · Identified Aug 12, 2026Medium impact
Oral and Esophageal Brush Biopsy (CPB 0686, reviewed 2025-10-15)
Aetna considers oral brush biopsy (OralCDx Brush Test), with or without MAGE-A or GLUT-1 staining, experimental, investigational or unproven for screening, diagnosis or surveillance of cancerous or pre-cancerous oral lesions. The same designation applies to esophageal brush biopsy with WATS3D (formerly EndoCDx) for screening, diagnosis or surveillance of cancerous or pre-cancerous esophageal lesions, to DNA-image cytometry of brush biopsies for early detection of oral malignancy, to RNA-based oral brush biopsy, to salivary miRNAs as liquid biopsy biomarkers for oropharyngeal squamous cell carcinoma, and to use of an esophageal balloon for circumferential esophageal cytologic sampling. The policy lists CPT 88104 and 99000 and HCPCS D0486 and D7288 among codes not covered for the indications it lists.

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Oral and Esophageal Brush Biopsy (CPB 0686, reviewed 2026-10-15)

Oral and Esophageal Brush Biopsy (CPB 0686, reviewed 2025-10-15)

What insurance policy changes affect code K09.1?

Which payers have updated policy for code K09.1?

How do I get notified when code K09.1 policy changes?

Why do payers change policies for code K09.1?