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Billing code

G857A — Kinetic visual fields – technical component

Kinetic visual fields, technical

Bill G857 for performing kinetic visual field testing, such as Goldmann, with a permanent record.

Watch for: A permanent record of the fields is required; not payable for hospital in-patients.

Code

G857A

Description

Kinetic visual fields – technical component

FHO+ basket

Not in the FHO+ base rate basket (Schedule 2 or 2B).

Effective date

Apr 1, 2026

Termination date

No end date

Explanation

Updated October 26, 2026

Technical component of kinetic visual field testing (for example Goldmann), with a permanent record.

What it covers

The technical part of kinetic visual field testing with a permanent record (J91).

It covers preparing the patient, performing the test and providing records and a written report (J2).

Billing rules

• A permanent record of the fields is required (J91).
• Technical and professional components have separate fee codes; bill the one(s) you provided (J90–J91).
• The technical component is not payable for a hospital in-patient, or if the patient is admitted to the same hospital within 24 hours for the same condition (GP11).
• Done in a hospital, the technical component is paid at 86.10% of the listed fee (GP11).
• You must have the training to perform the technical component personally and keep documentation of your quality assurance process (GP11).
• The technical component includes performing the test and sending a signed, dated written report to the referring provider (J2).

Often billed with

• G436 professional component (J91).

Related codes: G436, G858, G432, A254

Source: Schedule of Benefits (July 1, 2026), Diagnostic and Therapeutic Procedures, Ophthalmology, page J91.

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