E1372 HCPCS code: Immersion external heater for nebulizer

E1372 is the HCPCS Level II code for immersion external heater for nebulizer. The 2026 Medicare DMEPOS fee schedule pays $136.61 to $208.94 (NU, new equipment, purchased) depending on the state. Its Medicare coverage code is D (Special coverage instructions apply): Medicare covers it when its national or local coverage criteria are met. The NCCI unit limit is 1 per day on DME suppliers.

Code details

2026 Medicare DMEPOS fee schedule for E1372

How the E1372 fee compares

NCCI unit limits (MUE)

What changed for E1372

• 2026-01-01: Average state fee (NU) rose 2.7%: $152.44 to $156.50
• 2026-01-01: Average state fee (RR) rose 2.6%: $16.27 to $16.70
• 2026-01-01: Average state fee (UE) rose 2.7%: $114.31 to $117.36
• 1986-01-01: E1372 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 E1372?

E1372 is the HCPCS Level II code for immersion external heater for nebulizer. Short descriptor: "Oxy suppl heater for nebuliz".

How much does Medicare pay for E1372?

Under the 2026 DMEPOS fee schedule, non-rural state fees are NU (new equipment, purchased): $136.61–$208.94; RR (rental (monthly)): $13.66–$44.05; UE (used equipment, purchased): $102.46–$156.71. Rural fees can be higher.

Does Medicare cover E1372?

Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.

Did the Medicare fee for E1372 change in 2026?

The average non-rural state fee for NU moved from $152.44 in 2025 to $156.50 in 2026 (+2.7%). CMS's next quarterly HCPCS and DMEPOS update takes effect January 1, 2027.

How many units of E1372 can be billed per day?

1 on DME suppliers (NCCI medically unlikely edits).

Related E13 codes

• E1300 — Whirlpool, portable (overtub type)
• E1301 — Whirlpool tub, walk-in, portable
• E1310 — Whirlpool, non-portable (built-in type) ($222.47–$3,627.06)
• E1352 — Oxygen accessory, flow regulator capable of positive inspiratory pressure
• E1353 — Regulator ($40.36–$48.46)
• E1354 — Oxygen accessory, wheeled cart for portable cylinder or portable concentrator, any type, replacement only, each
• E1355 — Stand/rack ($30.42–$36.51)
• E1356 — Oxygen accessory, battery pack/cartridge for portable concentrator, any type, replacement only, each
• E1357 — Oxygen accessory, battery charger for portable concentrator, any type, replacement only, each
• E1358 — Oxygen accessory, dc power adapter for portable concentrator, any type, replacement only, each
• E1390 — Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate ($94.56–$177.16)
• E1391 — Oxygen concentrator, dual delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate, each ($94.56–$177.16)

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Next steps

• Run a reimbursement report for a device billed under E1372
• Watch E1372 for fee, coverage and descriptor changes
• Build a full Medicare revenue model for E1372

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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