A4421 Ostomy supply; miscellaneous

Short descriptor: Ostomy supply misc

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A4421 is the HCPCS Level II code for Ostomy supply; miscellaneous (2026). It belongs to Section A — Transportation, Medical & Surgical Supplies. Under Medicare, its coverage status is: Carrier judgment. Part B pricing methodology: Carrier priced.

Classification & CMS Attributes

Medicare Coverage
Carrier judgment (code C)
Part B Pricing
Carrier priced (indicator 46)
Type of Service
Lump-sum purchase of DME, prosthetics, orthotics
Effective Date
2018-01-01
2026 Maintenance
No change this year

References

Cite This Page

Reference A4421 with the canonical source and edition:

A4421 — Ostomy supply; miscellaneous. ICD-10 Coding Pro (HCPCS Level II 2026). https://icd10codingpro.com/hcpcs-codes/A4421

Canonical URL: https://icd10codingpro.com/hcpcs-codes/A4421

Related Codes in Section A

← A4420 Ost pch clsd for bar w lk fl A4422 → Ost pouch absorbent material
A4417 Ost pch w bar/bltinconv/fltr A4418 Ost pch clsd w/o bar w filtr A4419 Ost pch for bar w flange/flt A4420 Ost pch clsd for bar w lk fl A4422 Ost pouch absorbent material A4423 Ost pch for bar w lk fl/fltr A4424 Ost pch drain w bar & filter A4425 Ost pch drain for barrier fl A4426 Ost pch drain 2 piece system A4427 Ost pch drain/barr lk flng/f
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2026-01-01

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