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M04: Incorrect participant, service booking or provider selected

An NDIA bulk payment request rejection code, from the NDIA’s own guide (December 2025).

M04

The message

“Incorrect participant, service booking or provider selected”

What it means

The wrong participant, service booking or provider was selected.

Other manual codes

M01: Support start and/or end dates are not valid
M02: Product selected is incorrect.
M03: Insufficient evidence or authorisation provided
M05: Selected quantity or unit price is incorrect.
M06: GST code selected is incorrect
M07: Payment request could not be successfully submitted due to some reason.

See every NDIA claim code

What this tool follows

NDIS myplace provider portal: Bulk payment requests self-help guide for providers (December 2025): Part 3, payment request rejections

General information only, not financial, legal or claiming advice. Always check a claim against the current official documents.

Questions people ask

What does NDIS claim rejection M04 mean?

M04: "Incorrect participant, service booking or provider selected" The wrong participant, service booking or provider was selected.

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