Question 1

What is OHIP billing code R491?

Accepted Answer

R491 is "Replacement acetabular liner and/or femoral head", an OHIP Musculoskeletal System Surgical Procedures code from the Ontario Schedule of Benefits (Physician Services).

Question 2

How much does R491 pay?

Accepted Answer

The current OHIP fee for R491 is $532.30, effective 2026-04-01, per the Ontario Schedule of Benefits.

Question 3

How do I bill R491 to OHIP?

Accepted Answer

R491 is submitted through OHIP's MCEDT claims system, either directly or via billing software. SnapBill validates R491 claims against the Schedule of Benefits rules before submission.

Question 4

What codes are related to R491?

Accepted Answer

Codes related to R491 in the Schedule of Benefits include R439, R440, R553, R241, E589, E593, R481, R443.

R491 – Replacement acetabular liner and/or femoral head

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