Quantitative Pupillometry/Pupillography — CPB 0879 | AETNA Coverage Update

TL;DR: Aetna, a CVS Health company, modified CPB 0879 for quantitative pupillometry and chromatic pupillography, effective January 5, 2026. Aetna considers CPT 95919 experimental and unproven for all listed indications — meaning your claims will be denied across the board.

If your team bills CPT 95919 (quantitative pupillometry) for any Aetna member, this coverage policy update is a direct hit to your reimbursement. The Aetna quantitative pupillometry coverage policy under CPB 0879 in the Aetna system now lists 37 specific indications for standard pupillometry and seven indications for chromatic pupillography — and classifies every single one as experimental, investigational, or unproven. There is no covered path here. That's the whole policy.

Quick-Reference Table

Aetna Quantitative Pupillometry Coverage Criteria and Medical Necessity Requirements 2026

The short answer on medical necessity: Aetna won't find it here. Under CPB 0879, Aetna has determined that quantitative pupillometry and chromatic pupillography have not established clinical effectiveness for any indication. That means there are no medical necessity criteria your team can meet to get CPT 95919 covered for an Aetna member.

This is a blanket non-coverage position. The policy does not say "covered when X clinical criteria are met." It says experimental across the board. For billing purposes, that distinction matters enormously — there's no prior authorization path that unlocks coverage here, and submitting with a prior auth would not change the outcome.

The CPB 0879 Aetna system policy covers two related technologies: quantitative pupillometry (billed under CPT 95919) and chromatic pupillography (no specific code listed in the policy — Aetna maps it to the same non-coverage category). If you've been billing CPT 95919 for Aetna patients, expect claim denial. If you've been assuming a prior authorization could get this through, that assumption is wrong under this policy.

Aetna Quantitative Pupillometry Exclusions and Non-Covered Indications

This is where the policy does the most damage to billing teams who haven't reviewed it. Aetna lists 37 specific indications for quantitative pupillometry — not as covered indications, but as examples of what is explicitly excluded. Think of it as a denial reference list.

The same logic applies to chromatic pupillography, which gets its own exclusion list of seven indications.

The breadth here is striking. This isn't a narrow technology exclusion. Aetna has pulled in indications spanning neurology, critical care, ophthalmology, sleep medicine, rheumatology, and liver transplant — and labeled every single one unproven. If your physicians are using pupillometry as a bedside neuromonitoring tool in the ICU, billing it for stroke patients, or using it in Parkinson's or Alzheimer's workups, none of that is reimbursable under Aetna's current coverage policy.

Excluded indications for quantitative pupillometry (partial list):

Excluded indications for chromatic pupillography:

The real issue here is scope. Physicians across multiple specialties may be ordering pupillometry as a routine assessment tool — especially in neurology and critical care — without realizing that Aetna has flagged every application as unproven. Your billing team is the last line before these claims go out the door.

Coverage Indications at a Glance

Aetna Quantitative Pupillometry Billing Guidelines and Action Items 2026

CPT, HCPCS, and ICD-10 Codes for Quantitative Pupillometry Under CPB 0879

CPT Codes

Key ICD-10-CM Diagnosis Codes

These are the diagnosis codes Aetna maps to this policy. Every one of them falls under the non-covered umbrella for pupillometry billing.

The full policy lists 273 ICD-10-CM codes. The codes above represent the primary diagnostic categories mapped to CPB 0879. Review the full policy at the Aetna source for the complete code set.