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Adjunctive Nonimplanted Continuous Glucose Monitor Supplies

Tennessee rates for HCPCS A4238

Supply allowance for adjunctive, nonimplanted continuous glucose monitor (CGM), includes all supplies and accessories, 1 month supply = 1 unit of service

Rates data updated October 2026.

How much does Adjunctive Nonimplanted Continuous Glucose Monitor Supplies cost?

$162

Typical negotiated rate. In Tennessee, October 2026.

Insurers have agreed to pay about $162 for this service. Most negotiated rates run $145 to $195.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 5 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $145 · 10th to 90th $145 to $145Professionalmedian $162 · 10th to 90th $145 to $1,445
$100$200$500$1K$2Kfacility $145professional $162

Distribution of negotiated rates across all payers (price axis is log-scale). Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$144.54
Median
$144.54
Typical High
$144.54
Aetna
Setting
Professional
Modifier
None
Typical Low
$144.54
Median
$173.78
Typical High
$245.47
BCBS Tennessee
Setting
Professional
Modifier
None
Typical Low
$177.83
Median
$177.83
Typical High
$177.83
BCBS Tennessee
Setting
Professional
Modifier
KF · Class III device
Typical Low
$208.93
Median
$208.93
Typical High
$208.93
Cigna
Setting
Professional
Modifier
None
Typical Low
$162.18
Median
$162.18
Typical High
$162.18
Lucent Health
Setting
Professional
Modifier
None
Typical Low
$1,445.44
Median
$2,398.83
Typical High
$2,398.83
United
Setting
Professional
Modifier
None
Typical Low
$95.50
Median
$144.54
Typical High
$154.88

Where Tennessee sits

The same service costs 2.1 times more in Montana than in Hawaii. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

Tennessee· 37th of 51

$162

MT $282HI $135

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.