OHIP Billing Guide🩺 ServicePublished 2026
W225

W225 OHIP Billing Code: Consultation for Medical Genetics and Genomics

The W225 code covers consultations in medical genetics and genomics, used for patients in non-emergency, long-term care settings.

For Ontario Physicians & Billing StaffOHIP Schedule of Benefits Reference190.50 CAD~4 min read

1What Is the W225 OHIP Code?

The W225 OHIP billing code is used for consultations in the field of medical genetics and genomics. This code typically applies to consultations for residents in chronic care settings, such as nursing homes or long-term care facilities. Physicians specializing in medical genetics use this code to assess patients, often aiming to clarify inherited diagnoses which can guide surveillance for relatives.

Commonly, W225 is relevant in cases where a physician determines the complexity or obscurity of a condition necessitates a formal consultation. It is pivotal that the assessment follows a written request from a referring physician, nurse practitioner, or dental surgeon, as required by OHIP guidelines.

Missed billing can occur if the consultation requirements, such as obtaining a proper referral or keeping detailed records, are not strictly adhered to, potentially leading to reduced payments or declination.

2Related Codes

CodeNameFrequencyDescription
A220Special genetic consultationAs per specific requirementsCovers more complex genetic consultations.
A223Extended special genetic consultationAs per specific requirementsApplies to extensive genetic consultations.
A225ConsultationOne service every two consecutive 12-month periods.General consultation code in genetics.
A226Repeat consultationAs per specific requirementsRepeat consultations under specific scenarios.

3Eligibility Requirements

Eligibility for billing W225 under OHIP requires that the consultation be offered in a non-emergency, long-term care in-patient service setting. Eligible settings include chronic care hospitals, convalescent hospitals, nursing homes, or designated chronic care beds in hospitals or homes for the aged.

A consultation is payable when it occurs following a written request for consultation by a referring physician, nurse practitioner, or dental surgeon based on their professional knowledge of the patient. The written request must be kept in the medical record unless the consultation occurs in a facility with shared records. Additionally, the service must adhere to the frequency limitations set forth by OHIP.

4What Your Clinical Note Must Show

1Referral Documentation

A written referral is required from the referring physician, nurse practitioner or dental surgeon.

  • Copy of the written referral should be retained in the patient's record.
  • The referral must name the consultant and detail the patient's diagnosis and service requirements.
2Consultation Report

After the consultation, a report must be provided back to the referring party.

  • Report should include findings, opinions, and recommendations.
  • Report must be documented in the patient's medical records.
3Time Recording

Physicians must record the start and end time of the consultation service provided.

  • Time documentation ensures compliance with OHIP billing requirements.

5Weak vs. Strong Note Examples

The strong note is successful as it documents the referral date, time spent, details of the consultation, and relays specific recommendations, whereas the weak note lacks comprehensive details and referral linkage.

Weak Note

Consulted with patient about genetic conditions as requested by Dr. Smith. Needs monitoring.

Strong Note

Genetic consultation conducted following the request from Dr. Smith. In-depth assessment of patient's familial history provided clarity on potential genetic conditions. Recommendations for further genetic testing and family surveillance included.

  • Request from Dr. Smith recorded on [Date].
  • Consultation took place from 10:00 AM to 11:00 AM.
  • Report provided to Dr. Smith on [Date].

6Common Reasons This Code Is Missed

1
Lack of Written Referral
Failure to document a written referral from the referring party can lead to non-payment.
2
Inadequate Documentation
Not recording specific timeframes or sufficient details of the consultation can reduce billings to assessment rates.
3
Exceeding Frequency Limits
Billing for consultations more frequently than allowed by OHIP's schedule without proper justification.
4
Improper Setting
Attempting to bill for consultations in non-eligible settings not permitted under the so-called Chronic Care umbrella.
5
Non-compliance with Patient Records
Failing to integrate the consultation report correctly into patient records within shared or individual physician records.
Document W225 correctly — every time
Empathia's templates automatically structure your notes to capture every required element for audit-proof billing.

8Frequently Asked Questions

What is the fee for W225 OHIP Billing?
The W225 consultation code fee is CAD 190.50.
How often can W225 be billed for the same patient by one physician?
One service per two consecutive 12-month periods; exceptions apply for specific inpatient scenarios.
What kinds of cases qualify for a consultation in Medical Genetics?
Cases requiring clarification of inherited diagnoses to guide familial surveillance commonly qualify.
When should a long-term care resident receive a W225 consultation?
Primarily when there's a necessity to address complex genetic conditions affecting the patient’s family.
How does the setting affect eligibility for billing W225?
Eligibility is limited to non-emergency, long-term care settings such as nursing homes or chronic care facilities.
How should consultations initiated by ER referrals be handled?
They may necessitate a different code or frequency exception if the occasion arises in an emergency setting.
Can consultations on an inherited diagnosis in a non-genetics-focused setting use W225?
No, the consultation should occur in a specialized setting where proper managed care can be administered.
What kind of report must be prepared after a W225 consultation?
A detailed written report including findings, opinions, and recommendations provided to the referring party.
Disclaimer: This article is intended as a general educational resource for physicians and billing staff. It does not constitute billing advice or a definitive interpretation of the OHIP Schedule of Benefits. Always verify current billing codes, eligibility criteria, and documentation requirements directly against the official Schedule of Benefits or consult with a qualified medical billing specialist.
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