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Adjunctive Nonimplanted Continuous Glucose Monitor Supplies

Virginia 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 July 2026.

How much does Adjunctive Nonimplanted Continuous Glucose Monitor Supplies cost?

$224

Typical negotiated rate. In Virginia, July 2026.

Insurers have agreed to pay about $224 for this service. The price depends on where it is billed: about $224 from a physician practice, and about $240 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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 8 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$224$174 to $372
FacilityA hospital or hospital-owned outpatient department$240$204 to $309

How much rates vary

Facilitymedian $240 · 10th to 90th $182 to $407Professionalmedian $224 · 10th to 90th $145 to $457
$200$500$1Kfacility $240professional $224

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$194.98
Median
$194.98
Typical High
$223.87
Aetna
Setting
Professional
Modifier
Global
Typical Low
$141.25
Median
$194.98
Typical High
$245.47
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$371.54
Median
$371.54
Typical High
$707.95
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$213.80
Median
$213.80
Typical High
$213.80
Cigna
Setting
Facility
Modifier
Global
Typical Low
$190.55
Median
$190.55
Typical High
$190.55
Cigna
Setting
Professional
Modifier
Global
Typical Low
$162.18
Median
$162.18
Typical High
$162.18
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$257.04
Median
$323.59
Typical High
$512.86
Medcost
Setting
Facility
Modifier
Global
Typical Low
$169.82
Median
$234.42
Typical High
$389.05
Sentara
Setting
Facility
Modifier
Global
Typical Low
$181.97
Median
$257.04
Typical High
$426.58
Sentara
Setting
Professional
Modifier
Global
Typical Low
$181.97
Median
$251.19
Typical High
$436.52
United
Setting
Facility
Modifier
Global
Typical Low
$239.88
Median
$239.88
Typical High
$239.88
United
Setting
Professional
Modifier
Global
Typical Low
$144.54
Median
$144.54
Typical High
$245.47

Where Virginia sits

The same service costs 1.9 times more in Oregon than in Oklahoma. 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.

Virginia· 11th of 51

$224

OR $275OK $145

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.