go back

Adjunctive Nonimplanted Continuous Glucose Monitor Supplies

Missouri 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?

$209

Typical negotiated rate. In Missouri, July 2026.

Insurers have agreed to pay about $209 for this service. The price depends on where it is billed: about $209 from a physician practice, and about $263 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 5 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$209$155 to $240
FacilityA hospital or hospital-owned outpatient department$263$162 to $282

How much rates vary

Facilitymedian $263 · 10th to 90th $112 to $525Professionalmedian $209 · 10th to 90th $126 to $282
$100$200$500$1Kfacility $263professional $209

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
$112.20
Median
$263.03
Typical High
$263.03
Aetna
Setting
Professional
Modifier
Global
Typical Low
$117.49
Median
$162.18
Typical High
$263.03
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$181.97
Median
$239.88
Typical High
$316.23
Cigna
Setting
Professional
Modifier
Global
Typical Low
$162.18
Median
$162.18
Typical High
$162.18
Medica
Setting
Facility
Modifier
Global
Typical Low
$147.91
Median
$269.15
Typical High
$660.69
Medica
Setting
Professional
Modifier
Global
Typical Low
$120.23
Median
$144.54
Typical High
$1,412.54
United
Setting
Facility
Modifier
Global
Typical Low
$44.67
Median
$223.87
Typical High
$281.84
United
Setting
Professional
Modifier
Global
Typical Low
$107.15
Median
$144.54
Typical High
$239.88

Where Missouri 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.

Missouri· 18th of 51

$209

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.