0402T Colgn crs-link crn & pachymtry
Also known as: collagen cross-linking, CXL, riboflavin cross-linking
Corneal collagen cross-linking with measurement of corneal thickness and pachymetry. Chemical reinforcement of corneal collagen with thickness assessment.
In Plain Language
Strengthening cornea with light treatment; Cornea hardening therapy
Clinical Context
Used for keratoconus, post-laser refractive surgery ectasia, and corneal thinning. Prevents vision-threatening progression.
RVU Information
CPT 0402T does not have a physician work RVU assigned by CMS. Category III codes for emerging technology do not receive RVU assignments. Reimbursement is negotiated with individual payers.
Billing & Documentation
Category III codes are temporary codes for emerging technology, services, and procedures. They are not assigned RVU values by CMS. Coverage and reimbursement vary by payer — check with individual insurers before billing. These codes sunset after 5 years if not converted to Category I.
Specialties
Frequently Asked Questions
What is CPT code 0402T?
CPT 0402T (Colgn crs-link crn & pachymtry) is a Category III code. Corneal collagen cross-linking with measurement of corneal thickness and pachymetry. Chemical reinforcement of corneal collagen with thickness assessment.
Is 0402T a permanent CPT code?
No — 0402T is a Category III temporary code for emerging technology. It may be converted to a permanent Category I code if widely adopted. Category III codes expire after 5 years without renewal.
When is CPT 0402T used?
Used for keratoconus, post-laser refractive surgery ectasia, and corneal thinning. Prevents vision-threatening progression.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.