OHIP Billing Guide🩺 ServicePublished 2026
A444

A444 OHIP Billing Code: Medical Oncology Re-assessment

The A444 code covers medical oncology re-assessments often performed during ongoing treatment. Oncology specialists primarily bill this code.

For Ontario Physicians & Billing StaffOHIP Schedule of Benefits Reference72.00 CAD~3 min read

1What Is the A444 OHIP Code?

What is A444?

The A444 billing code refers to medical specific re-assessment services typically used in the oncology setting. This code is most often applicable when patients are reviewed between treatment cycles. The goal is to assess either the patient's tolerance to their current regimen or to make a decision regarding symptoms that may affect the continuation of treatment.

These re-assessments are crucial in oncology to promptly address any issues arising from ongoing treatments, ensuring that necessary interventions are made before proceeding with the next cycle. However, this code can be easily overlooked if evaluations are not comprehensive or if record-keeping is insufficient.

2Related Codes

CodeNameFrequencyDescription
A443Medical specific assessmentPer specialty listingPrimary medical assessment for oncology.
C443Medical specific assessment (In-patient)Per specialty listingAssessment for hospital in-patients in oncology.
W444General re-assessment of patient in nursing homePer specialty listingRe-assessment in nursing home settings for oncology patients.
A441Complex medical specific re-assessmentPer specialty listingFor more complex re-assessment needs in oncology.

3Eligibility Requirements

Eligibility Requirements

According to the General Preamble, a general assessment requires a comprehensive history, which includes the presenting complaint, family medical history, past medical history, social history, and a functional inquiry into all body parts and systems. While certain examinations (e.g., breast, genital, or rectal) are excluded when not medically indicated, a full or targeted examination is required otherwise.

The physician must record the time when the service started and ended on a patient's medical record or chart. Additionally, A444 can be billed for virtual services, using the A444A code for video or telephone interactions. For hospital in-patient contexts, use the C444 code instead.

4What Your Clinical Note Must Show

1Time Recording

Documentation must include the start and end time of the service on the patient's medical record.

  • Record the exact start time.
  • Record the exact finish time.
2Comprehensive History

A complete history is required, including but not limited to:

  • History of presenting complaint
  • Family medical history
  • Past medical history
  • Social history
  • Functional inquiry of all body systems
3Examination Requirements

All relevant systems must be examined, with some exceptions as medically indicated.

  • Full examination of all body systems (except where exempted)
  • Targeted examination as needed

5Weak vs. Strong Note Examples

The strong note succeeds by clearly documenting a comprehensive assessment that includes examination findings and the rationale for clinical decisions, whereas the weak note is vague and lacks detail.

Weak Note

Patient came in for a check-up. Discussed treatment side effects.

Strong Note

Patient re-assessed for chemotherapy tolerance. Comprehensive history taken including past medical and family history. Focused examination performed given the patient's presenting symptoms of fatigue and nausea. Adjusted antiemetic regimen accordingly.

  • Documented comprehensive history
  • Detailed account of examination and findings
  • Clear clinical decision-making process

6Common Reasons This Code Is Missed

1
Incomplete Documentation
Failure to record comprehensive history and examination notes as required.
2
Failed Time Recording
Omission of start and end times in the medical record.
3
Neglecting Examination Details
Not performing or documenting a necessary full or focused examination.
Document A444 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 A444 under OHIP?
The fee for A444 is CAD 72.00 as per the OHIP fee schedule.
Can A444 be billed on the same day as A443?
A444 can generally be billed in conjunction with A443, provided each service serves a distinct clinical purpose.
When should A444 be used over A441 in oncology?
Use A444 for standard re-assessments and A441 when the re-assessment involves more complex clinical decisions or management.
What type of symptoms might trigger a re-assessment in oncology?
Symptoms like treatment-related fatigue or nausea would prompt a re-assessment to adjust current management plans.
What are typical patient scenarios for billing A444 in oncology?
A444 is commonly used for reviewing patients undergoing chemotherapy between treatment cycles to assess tolerance and manage side effects.
Can A444 be used for virtual consultations?
Yes, A444 can be billed as A444A when consultations are conducted via video or telephone.
What documentation is required for a virtual A444 service?
Record complete history, examination findings, and time spent on the virtual consultation, reflecting the same standards as in-person services.
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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