Replacement battery for external infusion pump owned by patient, lithium, 4.5 volt, each
Medicare coverage: Carrier judgment
Status: active (October 2026 file)
Medically Unlikely Edits (effective October 1, 2026)
Practitioner: max 0 units per day (clinical), rationale: CMS Policy
Outpatient hospital: max 0 units per day (clinical), rationale: CMS Policy
DME supplier: max 4 units per day (clinical), rationale: Clinical: Data
Medicare pricing for K0605
DMEPOS fee schedule, July 2026 (DME26-C)
NU (purchased, new), inexpensive or routinely purchased (IN): non-rural $20.45 in the contiguous states; $20.63 to $22.73 in AK, HI, PR and VI; rural $20.63
Payer policies and prior authorization for K0605
Payer coverage policies that name K0605
K0605 appears in 2 coverage policies from Aetna, Blue Cross & Blue Shield of Mississippi.
From payers' published prior-auth lists, coverage policies and state Medicaid fee schedules, updated Oct 16, 2026. The role is what the policy's own code table or text says about the code. Not a guarantee of coverage or payment; verify with the payer. CPT® is a registered trademark of the American Medical Association.