B4168 – Parenteral nutrition solution; amino acid, 3.5%, (500 ml = 1 unit) - home mix
HCPCS Level II code · B codes: Enteral and Parenteral Therapy
HCPCS codeB4168
- Long description
- Parenteral nutrition solution; amino acid, 3.5%, (500 ml = 1 unit) - home mix
- Short description
- Parenteral sol amino acid 3.
- Pricing indicator
39Parenteral and enteral nutrition- Medicare coverage
DSpecial coverage instructions apply- BETOS category
O1CEnteral and parenteral- Added
- January 1, 1984
- Last change
- January 1, 2002 – No change
Frequently asked questions
What is HCPCS code B4168?
B4168 is a HCPCS Level II code for parenteral nutrition solution; amino acid, 3.5%, (500 ml = 1 unit) - home mix.
Does Medicare cover B4168?
The HCPCS file lists coverage code D: Special coverage instructions apply. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby B codes
- B4155 – Enteral formula, nutritionally incomplete/modular nutrients, includes specific nutrients, carbohydrates (e.g., glucose polymers), proteins/amino acids (e.g., glutamine, arginine), fat (e.g., medium chain triglycerides) or combination, administered through an enteral feeding tube, 100 calories = 1 unit
- B4157 – Enteral formula, nutritionally complete, for special metabolic needs for inherited disease of metabolism, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit
- B4158 – Enteral formula, for pediatrics, nutritionally complete with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber and/or iron, administered through an enteral feeding tube, 100 calories = 1 unit
- B4159 – Enteral formula, for pediatrics, nutritionally complete soy based with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber and/or iron, administered through an enteral feeding tube, 100 calories = 1 unit
- B4160 – Enteral formula, for pediatrics, nutritionally complete calorically dense (equal to or greater than 0.7 kcal/ml) with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit
- B4161 – Enteral formula, for pediatrics, hydrolyzed/amino acids and peptide chain proteins, includes fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit
- B4162 – Enteral formula, for pediatrics, special metabolic needs for inherited disease of metabolism, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit
- B4164 – Parenteral nutrition solution: carbohydrates (dextrose), 50% or less (500 ml = 1 unit) - home mix
- B4172 – Parenteral nutrition solution; amino acid, 5.5% through 7%, (500 ml = 1 unit) - home mix
- B4176 – Parenteral nutrition solution; amino acid, 7% through 8.5%, (500 ml = 1 unit) - home mix
- B4178 – Parenteral nutrition solution: amino acid, greater than 8.5% (500 ml = 1 unit) - home mix
- B4180 – Parenteral nutrition solution; carbohydrates (dextrose), greater than 50% (500 ml = 1 unit) - home mix
- B4185 – Parenteral nutrition solution, not otherwise specified, 10 grams lipids
- B4187 – Omegaven, 10 grams lipids
- B4189 – Parenteral nutrition solution; compounded amino acid and carbohydrates with electrolytes, trace elements, and vitamins, including preparation, any strength, 10 to 51 grams of protein - premix
- B4193 – Parenteral nutrition solution; compounded amino acid and carbohydrates with electrolytes, trace elements, and vitamins, including preparation, any strength, 52 to 73 grams of protein - premix
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.