C510 – Complex neuromuscular assessment
OHIP Surgical Procedures Code — CONSULTATIONS AND VISITS · Schedule of Benefits
A complex neuromuscular assessment provided to a non-emergency hospital in-patient. This service is subject to the same conditions as billing code A510. As an assessment, this service includes the 'specific elements' of assessments as defined in the Schedule of Benefits (), in addition to the 'common elements' (-). The 'C' prefix signifies this service is for non-emergency hospital in-patients, as outlined on pages and . A complex neuromuscular assessment is an assessment for the ongoing management of the following diseases of the neuromuscular system where the complexity of the condition requires the continuing management by a physical medicine and rehabilitation specialist: a. generalized peripheral neuropathies; b. myopathies; c. diseases of the neuromuscular junction; or d. diseases of the motor neurone.
When to Use
- Use C510 for the ongoing inpatient management of a patient with a confirmed diagnosis of motor neurone disease or myopathy when the patient is already under your established care.
- Use this code for a scheduled follow-up assessment of a patient with a generalized peripheral neuropathy who is currently admitted to a non-emergency hospital ward.
Common Pitfalls
- Billing C510 for an initial consultation or the first time you see the patient, which is strictly prohibited; use a consultation code instead.
- Attempting to claim a Special Visit Premium (e.g., K960) with C510, which will result in an automatic rejection; use the A-prefix equivalent (A510) if a premium is required.
- Exceeding the annual frequency limits linked to A510, which triggers a payment adjustment to a lower-valued assessment fee.
Billing Tips
- Ensure the patient's chart explicitly documents the progression or status of one of the four qualifying neuromuscular conditions to justify the 'complex' designation during an audit.
- If the patient is located in an ICU or CCU, remember to append the C101 premium to C510 to capture the additional value for the intensive care setting.
Effective: June 1, 2025
A. Consultations and Visits
CONSULTATIONS AND VISITS
Assessment
Hospital and Institutional Consultations and Assessments, Assessments
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