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E0665

E0665Non-segmental pneumatic appliance for use with pneumatic compressor, full arm

HCPCSActiveBETOS D1E

E0665 is a HCPCS Level II code for non-segmental pneumatic appliance for use with pneumatic compressor, full arm. It belongs to the Durable Medical Equipment section. Whether Medicare pays it depends on the coverage rule below.

Medicare coverage: Special coverage instructions apply

There are published conditions attached to this code. Check the applicable coverage policy before billing it: the code being valid is not the same as the service being covered.

From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.

Medically Unlikely Edits — units per day

The most units of E0665 Medicare will pay on one date of service. Bill more on a single line and it is denied. The limit is not the same in every setting, so the row that matters is the one matching the claim you are building.

practitioner
0 — never payable
MAI 3 — Date of Service Edit: Clinical · CMS Policy
outpatient
0 — never payable
MAI 3 — Date of Service Edit: Clinical · CMS Policy
DME supplier
2 units
MAI 2 — Date of Service Edit: Policy · Anatomic Consideration

The adjudication indicator decides whether exceeding the limit is worth appealing at all: MAI 1 is a line edit you can support with documentation, MAI 3 is a date-of-service edit that is also appealable, and MAI 2 is absolute — no documentation overrides it. CMS MUE 2026Q3.

The CMS record for E0665

Long descriptor
Non-segmental pneumatic appliance for use with pneumatic compressor, full arm

The official wording. This is what the code means.

Short descriptor
Pneumatic appliance full arm

CMS's 28-character form, which is what shows up on a remittance advice.

Added
January 1, 1986

When CMS introduced the code.

BETOS
D1E

Berenson-Eggers Type of Service — CMS's own analytic grouping.

Pricing indicator
32 — DMEPOS

Inexpensive and routinely purchased DME. Price subject to floors and ceilings.

Codes adjacent to E0665

HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If E0665 is not quite right, the correct code is very often within a few positions of it.

  • E0651Pneumatic compressor, segmental home model without calibrated gradient pressure
  • E0652Pneumatic compressor, segmental home model with calibrated gradient pressure
  • E0655Non-segmental pneumatic appliance for use with pneumatic compressor, half arm
  • E0656Segmental pneumatic appliance for use with pneumatic compressor, trunk
  • E0657Segmental pneumatic appliance for use with pneumatic compressor, chest
  • E0658Segmental pneumatic appliance for use with pneumatic compressor, integrated, 2 full arms and chest
  • E0659Segmental pneumatic appliance for use with pneumatic compressor, integrated, head, neck and chest
  • E0660Non-segmental pneumatic appliance for use with pneumatic compressor, full leg
  • E0666Non-segmental pneumatic appliance for use with pneumatic compressor, half leg
  • E0667Segmental pneumatic appliance for use with pneumatic compressor, full leg
  • E0668Segmental pneumatic appliance for use with pneumatic compressor, full arm
  • E0669Segmental pneumatic appliance for use with pneumatic compressor, half leg
  • E0670Segmental pneumatic appliance for use with pneumatic compressor, integrated, 2 full legs and trunk
  • E0671Segmental gradient pressure pneumatic appliance, full leg
  • E0672Segmental gradient pressure pneumatic appliance, full arm
  • E0673Segmental gradient pressure pneumatic appliance, half leg

Questions about E0665

What is HCPCS code E0665?

E0665 is a HCPCS Level II code for non-segmental pneumatic appliance for use with pneumatic compressor, full arm. It sits in the Durable Medical Equipment section.

Does Medicare cover E0665?

The CMS HCPCS file marks E0665 as "Special coverage instructions apply". There are published conditions attached to this code. Check the applicable coverage policy before billing it: the code being valid is not the same as the service being covered.

HCPCS Level II2026Q3-Jul· effective July 1, 2026