Error code
PA5 — PA affiliation error
PA affiliation error
The billing numbers on the Physician Assistant Pilot claim don't match a valid affiliation with the PA Pilot group.
What to do: Check the group, physician and Refer Physician numbers; correct any wrong number and resubmit.
- Code
- PA5
- Description
- PA affiliation error
Explanation
Updated October 26, 2026
PA5 is a Physician Assistant Pilot affiliation error: the billing numbers on the claim don't match a valid PA Pilot affiliation.
What it means
Error PA5 is the Ministry's "PA Affiliation Error". The Physician Assistant (PA) Pilot claim was rejected because of a problem with the affiliation between the billing numbers on the claim and the PA Pilot group. The Ministry gives no further detail.
Common causes
- The wrong group, physician or Refer Physician number on the claim
- The PA or supervising physician is not set up as affiliated with the PA Pilot group
How to fix it
- Check the group number, physician number and Refer Physician number on the claim.
- Correct any wrong number and resubmit.
- If the numbers are right, confirm the affiliation with the Ministry before resubmitting.
How APEX handles it
APEX reads your error reports and remittance advice from MCEDT and lists claims rejected with this code in its Correction Centre for you to correct and resubmit. See how APEX works · Pricing