OHIP Billing Guide🩺 ServicePublished 2026
A625

A625 OHIP Billing Code: Streamline Your Clinical Immunology Consultations

The A625 billing code is used by physicians to receive reimbursement for providing standard clinical immunology consultations, ensuring thorough patient evaluations.

For Ontario Physicians & Billing StaffOHIP Schedule of Benefits Reference159.00 CAD~3 min read

1What Is the A625 OHIP Code?

What is the A625 Billing Code?

The A625 billing code pertains to standard consultations in clinical immunology within Ontario's healthcare system. It allows specialists to evaluate patients suffering from immune system disorders, allergies, and related conditions and to receive appropriate compensation for their expert assessments.

Clinical immunology involves complex diagnostics and management strategies tailored to patients with immune dysfunction. This billing code is crucial for accurately recognizing the specialized work of allergy and immunology specialists.

Failing to use the A625 code correctly can result from incomplete documentation or incorrect patient categorization, which may lead to denied claims or underutilization of granted services.

2Related Codes

CodeNameFrequencyDescription
A625Clinical Immunology Consultation (Standard)Per visitStandard immunology consultation for evaluating immune disorders.
E078Chronic Disease Assessment PremiumWith eligible serviceAdds 50% for virtual services assessing chronic disease.

3Eligibility Requirements

Eligibility for A625 Billing

The A625 billing code should be used when providing clinical immunology consultations. Specialists need to ensure that:

  • The consultation is documented within the clinical records.
  • These consultations are conducted by a qualified specialist in allergy and immunology.
  • The patient is appropriately assessed for immunologic disorders.

For consultative services not listed under clinical immunology, refer to the internal medicine section as indicated by the OHIP Schedule of Benefits.

4What Your Clinical Note Must Show

1Required Documentation

Ensure the following details are included in the patient record for billing A625:

  • Patient history and detailed reason for consultation.
  • Clinical findings and examination results.
  • Proposed management plan.

5Weak vs. Strong Note Examples

The strong note provides specific clinical details and a well-documented management plan, making it clear and comprehensive for reviewers. The weak note lacks specificity and detailed documentation.

Weak Note

Consulted patient for immunological issues. Plan made.

Strong Note

Consulted patient with history of recurrent infections. Comprehensive review of immunologic function performed. Identified immunodeficiency syndrome.

Developed a management plan including immunoglobulin replacement therapy.

  • Thorough history and diagnosis documented.
  • Clear management and follow-up plan articulated.

6Common Reasons This Code Is Missed

1
Incomplete Documentation
Missing details about the patient's condition or consultation plans can lead to claim denials.
2
Incorrect Code Use
Using the wrong billing code for unequal services can result in rejected claims.
3
Specialist Eligibility Not Met
Claims may be denied if consultations are not conducted by a recognized immunology specialist.
4
Lack of Follow-up Documentation
No documented follow-up plan can question the consultation's legitimacy.
5
Misuse of Related Codes
Failing to add related premiums like E078 when applicable leads to lower reimbursement.
Document A625 correctly — every time
Empathia's templates automatically structure your notes to capture every required element for audit-proof billing.

7Billing Checklist

Ensure all patient history is recorded.
Document all clinical findings in detail.
Clearly describe the consultation's purpose.
Outline a management plan with intended follow-ups.
Confirm the consultation falls under clinical immunology.
Use related codes for additional services when applicable.
Verify the consultation is conducted by a recognized specialist.
Review documentation against OHIP's Schedule of Benefits.

8Frequently Asked Questions

What services does A625 cover?
A625 covers standard consultations for immunology-related patient evaluations.
Who can bill using A625?
Specialists in allergy and immunology conducting eligible consultations can bill using A625.
How much does OHIP reimburse for A625?
OHIP reimburses CAD 159.00 per standard consultation under code A625.
What should be included in the consultation notes for A625?
Notes must include the purpose of consultation, clinical findings, and management plans.
Can A625 be used for virtual consultations?
Yes, if applicable, use code E078 to add a premium for chronic disease assessments conducted virtually.
What age group is A625 applicable to?
A625 applies to patients over 16 years of age; use A765 for those 16 years and under.
What happens if documentation is incomplete?
Incomplete documentation may lead to billing rejections and need for claims resubmission.
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.
@2026 Empathia AI, Inc. All rights reserved.