DexCom and FreeStyle Libre CGMs
 

Coverage of Continuous Glucose Monitors via 

Medical / Durable Medical Equipment Benefit

Prior authorization for DexCom and FreeStyle Libre CGMs is being waived through the next calendar year (at a minimum Jan. 1 to Dec. 31, 2024) to support Ohio Department of Medicaid’s quality strategy and to increase access for appropriate use of continuous glucose monitors (CGMs). This is a result of the combined efforts of all Ohio Medicaid managed care plans and the Ohio Department of Medicaid.

 

Appropriate Certificate of Medical Necessity documentation should also be kept in the member’s individual medical record per Ohio Administrative Code 5160-10-36.

 

For claims, suppliers are required to be billed as follows with the appropriate HCPCS code, ICD-10 code, and modifiers as applicable.

 

HCPCS Codes  Description
A4239 Supply allowance for non-adjunctive, non-implanted continuous glucose
monitor (cgm), includes all supplies and accessories,
1 month supply = 1 unit of service 
E2103 Non-adjunctive, non-implanted continuous glucose monitor or receiver

 

Claim must include an appropriate diagnosis code listed below. If the diagnosis code is not listed or not on the list below, the claim will be denied:

ICD-10 Codes

Description

E08.00-E08.9

Diabetes mellitus due to underlying condition

E09.00-E09.9

Drug or chemical induced diabetes mellitus

E10.10-E10.9

Type 1 diabetes mellitus

E11.00-E11.9

Type 2 diabetes mellitus

E13.0-E13.9

Other specified diabetes mellitus

O24.011-O24.93

Diabetes mellitus in pregnancy, childbirth, and the puerperium

O99.810-O99.815

Abnormal glucose complicating pregnancy, childbirth and the puerperium

E16.0

Drug-induced hypoglycemia without coma

E16.1

Other hypoglycemia

E16.2

Hypoglycemia, unspecified

R73.03

Prediabetes

E88.81

Metabolic syndrome

 

Appropriate modifiers may include the below but the list may not be all inclusive:

Modifier

Reason

NU

Indicates purchase

KF

Item designated by FDA as Class III devices

KX

Specific required documentation on file

 

DexCom & FreeStyle Libre are subject to quantity limits outlined below;  however these limits may be exceeded with an approved authorization for medical necessity:

Device

Limit

DexCom G6 Receiver

1 per 1095 days

DexCom G7 Receiver

1 per 1095 days

FreeStyle Libre 2 Reader

1 per 1095 days

 DexCom G6 Sensor

3 per 30 days

DexCom G6 Transmitter

1 per 90 days

DexCom G7 Sensor

3 per 30 days

FreeStyle Libre 14 day

2 per 28 days

FreeStyle Libre 2 Sensor

2 per 28 days

FreeStyle Libre 3 Sensor

2 per 28 days

 

 

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