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Adjunctive Nonimplanted Continuous Glucose Monitor Supplies

Maryland 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.

Facilitymedian $282 · 10th–90th $240$2820%50%10th$282Professionalmedian $191 · 10th–90th $141$2510%10%20%10th90th$191$100.0$200.0$500.0

Distribution of negotiated rates across all payers (price axis is log-scale). Facility and professional rates are different services and are charted separately. Small sample; interpret with caution. Need provider-level prices? Contact us.

Insurance Carrier
Aetna
Setting
Professional
Modifier
Global
Typical Low
$141.25
Median
$194.98
Typical High
$245.47
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$213.80
Median
$213.80
Typical High
$213.80
Cigna
Setting
Professional
Modifier
Global
Typical Low
$162.18
Median
$162.18
Typical High
$162.18
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$288.40
Median
$338.84
Typical High
$436.52
United
Setting
Facility
Modifier
Global
Typical Low
$239.88
Median
$281.84
Typical High
$281.84
United
Setting
Professional
Modifier
Global
Typical Low
$144.54
Median
$144.54
Typical High
$239.88
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$239.88
Median
$269.15
Typical High
$269.15