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0329T Mntr io press 24hrs/> uni/bi

Category III

Also known as: 24-hour IOP monitoring, continuous IOP monitoring

Monitoring of intraocular pressure for 24 hours or longer with unilateral or bilateral measurement. Continuous or intermittent intraocular pressure monitoring to diagnose glaucoma.

In Plain Language

All-day eye pressure monitoring; Continuous eye pressure measurement

Clinical Context

Used for suspected glaucoma with normal office pressures, ocular hypertension, and fluctuating pressures. Helps diagnosis and treatment decisions.

RVU Information

CPT 0329T 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

OphthalmologyGlaucoma

Frequently Asked Questions

What is CPT code 0329T?

CPT 0329T (Mntr io press 24hrs/> uni/bi) is a Category III code. Monitoring of intraocular pressure for 24 hours or longer with unilateral or bilateral measurement. Continuous or intermittent intraocular pressure monitoring to diagnose glaucoma.

Is 0329T a permanent CPT code?

No — 0329T 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 0329T used?

Used for suspected glaucoma with normal office pressures, ocular hypertension, and fluctuating pressures. Helps diagnosis and treatment decisions.

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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.