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Adjunctive Nonimplanted Continuous Glucose Monitor Supplies

Michigan 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 $191 · 10th–90th $191$2750%50%90th$191Professionalmedian $195 · 10th–90th $145$2750%10%20%10th90th$195$100.0$200.0$500.0$1.0K$2.0K

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

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$190.55
Median
$190.55
Typical High
$190.55
Aetna
Setting
Professional
Modifier
Global
Typical Low
$144.54
Median
$190.55
Typical High
$251.19
BCBS
Setting
Facility
Modifier
Global
Typical Low
$275.42
Median
$275.42
Typical High
$2,137.96
BCBS
Setting
Professional
Modifier
Global
Typical Low
$263.03
Median
$275.42
Typical High
$288.40
CareSource
Setting
Facility
Modifier
Global
Typical Low
$288.40
Median
$288.40
Typical High
$446.68
CareSource
Setting
Professional
Modifier
Global
Typical Low
$234.42
Median
$323.59
Typical High
$331.13
Cigna
Setting
Professional
Modifier
Global
Typical Low
$162.18
Median
$162.18
Typical High
$162.18
Health Alliance Plan
Setting
Facility
Modifier
Global
Typical Low
$190.55
Median
$190.55
Typical High
$190.55
Health Alliance Plan
Setting
Professional
Modifier
Global
Typical Low
$147.91
Median
$190.55
Typical High
$269.15
United
Setting
Facility
Modifier
Global
Typical Low
$239.88
Median
$239.88
Typical High
$239.88
United
Setting
Professional
Modifier
Global
Typical Low
$107.15
Median
$144.54
Typical High
$239.88