B4100 – Food thickener, administered orally, per ounce

HCPCS Level II code · B codes: Enteral and Parenteral Therapy

Active code Non-covered by Medicare

HCPCS codeB4100
Long description
Food thickener, administered orally, per ounce
Short description
Food thickener oral
Pricing indicator
00 Not separately priced by Part B (bundled, not covered or Part A only)
Medicare coverage
M Non-covered by Medicare
BETOS category
Z2 Undefined codes
Added
January 1, 2003
Last change
January 1, 2005 – No change

Frequently asked questions

What is HCPCS code B4100?

B4100 is a HCPCS Level II code for food thickener, administered orally, per ounce.

Does Medicare cover B4100?

The HCPCS file lists coverage code M: Non-covered by Medicare. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby B codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.