Error report · Referral & provider
OHIP error code ENP
Invalid FSC for Nurse Practitioner (NP)
What ENP means
The Ministry of Health’s official wording for ENP is: “Invalid FSC for Nurse Practitioner (NP).”
This code appears on your Claims Error Report (downloaded through MCEDT). It means the claim was rejected at submission and was never adjudicated for payment — fix the issue below and resubmit the claim.
How to fix ENP
This fee schedule code isn't billable by a Nurse Practitioner - use an NP-eligible code, then resubmit.
Referral and provider codes relate to the referring or rendering provider number, specialty restrictions, or referral requirements attached to the fee code. Verify the provider numbers on the claim and whether the code requires a valid referral.
Related codes
- ARFMissing Physician Referring Number
- ARPReferring Physician Number Required
- EG1Group not Eligible
- EP5Incorrect FSC for Group Type
- EQ1Clinic/Doctor Not on File - Practitioner not registered with OHIP
- EQ2Specialty mismatch – Specialty Code is inactive or not registered on date of service
- EQ3Claim submitted as Pay Patient - Health care provider is registered as OPTED-IN for date of service
- EQ4Claim submitted as Pay Provider - Health care provider is registered as OPTED-OUT for date of service
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Code meaning per Ontario Ministry of Health — Error Report Rejection Conditions / Error Codes (December 2022). The suggested action is general information for Ontario physicians, not billing, legal, or tax advice — codes and rules change, so verify against the current Ministry of Health documents before relying on a claim.