| A6021 | Collagen dressing, sterile, size 16 sq. in. or less, each |
| A6023 | Collagen dressing, sterile, size more than 48 sq. in., each |
| Q3031 | Collagen skin test |
| C9360 | Dermal substitute, native, non-denatured collagen, neonatal bovine origin (surgimend collagen matrix), per 0.5 square centimeters |
| C9355 | Collagen nerve cuff (neuromatrix), per 0.5 centimeter length |
| A6022 | Collagen dressing, sterile, size more than 16 sq. in. but less than or equal to 48 sq. in., each |
| C9361 | Collagen matrix nerve wrap (neuromend collagen nerve wrap), per 0.5 centimeter length |
| C9352 | Microporous collagen implantable tube (neuragen nerve guide), per centimeter length |
| C9353 | Microporous collagen implantable slit tube (neurawrap nerve protector), per centimeter length |
| A2014 | Omeza collagen matrix, per 100 mg |
| A6010 | Collagen based wound filler, dry form, sterile, per gram of collagen |
| A6011 | Collagen based wound filler, gel/paste, per gram of collagen |
| A6024 | Collagen dressing wound filler, sterile, per 6 inches |
