W510 – Complex neuromuscular assessment
OHIP Neurology Code — CONSULTATIONS AND VISITS · Schedule of Benefits
A complex neuromuscular assessment rendered to a non-emergency in-patient in a Long-Term Care Institution. This service is subject to the same conditions as A510. In addition to the common elements, this service includes the following specific elements of an assessment as defined on page : - A direct physical encounter with the patient including taking a patient history and performing a physical examination. - Other inquiry (including taking a patient history), carried out to arrive at an opinion as to the nature of the patient's condition. - Performing any procedure(s) during the same encounter as the physical examination, unless the procedure(s) is(are) separately listed in the Schedule and an amount is payable for the procedure in conjunction with an assessment. - Making arrangements for any related assessments, procedures or therapy, and/or interpreting results. - Making arrangements for follow-up care. - Discussion with, and providing advice and information, including prescribing therapy to the patient or the patient's representative. - When medically indicated, monitoring the condition of the patient and intervening, until the next insured service is provided. - Providing premises, equipment, supplies, and personnel for the specific elements of the service except for any aspect(s) that is (are) performed in a hospital or nursing home.
When to Use
- Use W510 when performing a comprehensive neuromuscular evaluation for a patient residing in a Long-Term Care (LTC) facility who is not in an emergency state.
- Select W510 over a standard visit when the clinical complexity requires a detailed neurological history and physical examination that meets the specific criteria outlined in GP15.
Common Pitfalls
- Billing W510 more than six times per patient per 12-month period will trigger an automatic adjustment to a lower-valued assessment fee.
- Claiming W510 alongside a Special Visit Premium is incorrect; for urgent or emergency visits to an LTC facility, use an A-prefix assessment code with the appropriate premium instead.
- Failing to document the specific neuromuscular components required by GP15 will result in the claim being downgraded to a basic assessment fee upon audit.
Billing Tips
- If you are not the Most Responsible Physician (MRP) billing the W010 monthly management fee, you may bill W510 for your specialist assessment without restriction.
- Ensure your documentation explicitly reflects the 'complex' nature of the assessment to justify the higher fee compared to standard LTC visit codes.
Effective: June 1, 2025
A. Consultations and Visits
CONSULTATIONS AND VISITS
Assessment
Hospital and Institutional Consultations and Assessments
A complex neuromuscular assessment must include the elements of a medical specific re-assessment, or the amount payable will be adjusted to lesser assessment fee.
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