K0018 HCPCS code: Detachable, adjustable height armrest, upper portion, replacement only, each

K0018 is the HCPCS Level II code for detachable, adjustable height armrest, upper portion, replacement only, each. The 2026 Medicare DMEPOS fee schedule pays $33.35 to $40.76 (NU, new equipment, purchased) depending on the state. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. The NCCI unit limit is 2 per day on DME suppliers. Its average fee ranks 7 of 28 K00 codes billed NU (family range $19.23–$2,627.69); rural fees run 3% higher.

Code details

2026 Medicare DMEPOS fee schedule for K0018

How the K0018 fee compares

NCCI unit limits (MUE)

What changed for K0018

• 2026-01-01: Average state fee (NU) rose 2.3%: $33.61 to $34.38
• 2026-01-01: Average state fee (RR) rose 2.3%: $3.36 to $3.44
• 2026-01-01: Average state fee (UE) rose 2.3%: $25.21 to $25.80
• 1994-01-01: K0018 added to HCPCS Level II
• Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01

Frequently asked questions

What is HCPCS code K0018?

K0018 is the HCPCS Level II code for detachable, adjustable height armrest, upper portion, replacement only, each. Short descriptor: "Detach adjust armrst upper".

How much does Medicare pay for K0018?

Under the 2026 DMEPOS fee schedule, non-rural state fees are NU (new equipment, purchased): $33.35–$40.76; NU (new equipment, purchased): $34.52–$42.08; RR (rental (monthly)): $3.45–$4.24; RR (rental (monthly)): $3.34–$4.09; UE (used equipment, purchased): $25.02–$30.58; UE (used equipment, purchased): $25.88–$31.57. Rural fees can be higher.

Does Medicare cover K0018?

Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.

Did the Medicare fee for K0018 change in 2026?

The average non-rural state fee for NU moved from $33.61 in 2025 to $34.38 in 2026 (+2.3%). CMS's next quarterly HCPCS and DMEPOS update takes effect January 1, 2027.

How many units of K0018 can be billed per day?

2 on DME suppliers (NCCI medically unlikely edits).

Related K00 codes

• K0001 — Standard wheelchair ($25.23–$53.63)
• K0002 — Standard hemi (low seat) wheelchair ($38.93–$101.05)
• K0003 — Lightweight wheelchair ($36.91–$115.29)
• K0004 — High strength, lightweight wheelchair ($48.55–$163.93)
• K0005 — Ultralightweight wheelchair ($259.07–$2,797.90)
• K0006 — Heavy duty wheelchair ($68.77–$169.03)
• K0007 — Extra heavy duty wheelchair ($96.40–$211.59)
• K0008 — Custom manual wheelchair/base
• K0009 — Other manual wheelchair/base ($101.86–$122.26)
• K0010 — Standard - weight frame motorized/power wheelchair ($516.03–$1,144.42)
• K0011 — Standard - weight frame motorized/power wheelchair with programmable control parameters for speed adjustment, tremor dampening, acceleration control and braking ($641.58–$810.57)
• K0012 — Lightweight portable motorized/power wheelchair ($393.59–$543.05)

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Next steps

• Run a reimbursement report for a device billed under K0018
• Watch K0018 for fee, coverage and descriptor changes
• Build a full Medicare revenue model for K0018

Sources: CMS HCPCS Level II release October 2025; CMS DMEPOS fee schedule 2026; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.

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