Amniotic Membrane Transplant (AMT) – Billing & Coding Guide

AMT

Amniotic Membrane Transplant (AMT) is commonly used in ophthalmology for healing and regeneration of the ocular surface.


🔹 What is AMT?

AMT involves placing a biologic membrane on the eye to promote healing.

Used for:

  • Corneal ulcers
  • Dry eye syndrome
  • Chemical burns
  • Persistent epithelial defects

🔹 CPT Codes

  • 65778 – Placement of amniotic membrane (without sutures)
  • 65779 – Placement with sutures

🔹 Supply Codes (HCPCS)

  • V2790 – Amniotic membrane (varies by payer)

👉 Some payers require separate billing for the membrane, others bundle it.


🔹 Billing Rules

  • Must show medical necessity
  • Include procedure note + indication
  • Check payer policy for bundling vs separate reimbursement

🔹 Common Mistakes

  • Missing documentation of defect severity
  • Incorrect use of supply code
  • Billing AMT for non-covered conditions
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