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Aetna · Illinois · October 2026

Aetna reimbursement rates in Illinois

For 97153 (one-on-one ABA therapy by a technician), the median of Aetna's published Illinois rates is $18.24 per 15 min (18 rates, 89 providers). Across 20 published rates from 89 providers, Aetna pays a median of $24.60 per 15 min for 97155 (ABA therapy led by the analyst (plan adjusted in session)) in Illinois.

Updated 2026-10-08Source: payer price-transparency files

Codes with a median
106
97153 median
$18.24per 15 min
Files
October 2026
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Headline rates

Aetna vs Illinois Medicaid

Aetna publishes Illinois rates for 106 of the codes we track. Figures are from the October 2026 files.

CodeAetna medianPer hourIllinois MedicaidTRICARERates (n)
97153One-on-one ABA therapy by a technician$18.24per 15 min$72.96——1889 providers
97155ABA therapy led by the analyst (plan adjusted in session)$24.60per 15 min$98.40——2089 providers
Every code

All 106 Aetna codes with a median in Illinois

CodeMedianp25–p75vs Medicaid
See all 106 Aetna rates in Illinois

Median, p25–p75 range, n, per-hour equivalent and the gap to Medicaid and TRICARE for every code. 7-day free trial.

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FAQ

Frequently asked questions

What does Aetna pay for 97153 in Illinois?

The median of Aetna's published Illinois rates for 97153 is $18.24 per 15 min ($72.96 per hour), from 18 rates and 89 providers in the October 2026 files.

What does Aetna pay for 97155 in Illinois?

The median of Aetna's published Illinois rates for 97155 is $24.60 per 15 min ($98.40 per hour), from 20 rates and 89 providers in the October 2026 files.

How many codes does Aetna publish rates for in Illinois?

106 of the behavioral health, ABA, therapy, home health and other codes we track have a Aetna median in Illinois. The full list, with ranges and modifier tiers, is in the workspace.