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Billing code

A024A — Dermatology partial assessment

Brief dermatology visit

A dermatologist bills A024 for a partial assessment: history of the complaint, the needed exam, advice and a record.

Watch for: Billed as virtual care only with an existing patient relationship and K300A or K301A; telephone pays 85% of the in-person fee.

Code

A024A

Description

Dermatology partial assessment

FHO+ basket

Not in the FHO+ base rate basket (Schedule 2 or 2B).

Effective date

Apr 1, 2026

Termination date

No end date

Explanation

Updated October 26, 2026

A dermatologist's brief visit: history of the complaint, the needed exam, advice to the patient and a record.

What it covers

A partial assessment is the limited service of a history of the presenting complaint, the necessary physical exam, advice to the patient and an appropriate record (GP25).

A024 is the dermatology partial assessment (A91).

Billing rules

• Detention (K001) starts only after 30 minutes (GP30).
• Before a Z-code procedure the same day, when your decision-to-operate visit was in the prior 12 months, a partial assessment is the only assessment payable (SP4 §13).
• A consultation, other assessment or visit you give within 60 days after an e-assessment request for the same diagnosis pays only as a specific or partial assessment (GP35).
• Virtual care by video or phone with an existing patient relationship; add K300A (video) or K301A (phone). Phone pays 85% of the in-person fee (Appendix J AJ1, A66, A70).

Often billed with

• Diagnostic and therapeutic procedures, such as G375/G377 intralesional infiltration, are payable in addition to a consultation or assessment (J3).

Common rejections

• AT3: Billed as virtual care, but OHIP found no existing patient–physician relationship, such as an in-person service by you in the past 24 months (A66).

Related codes: A023, A020, A025, C024, U026, U021

Source: Schedule of Benefits (July 1, 2026), Consultations and Visits, Dermatology (02), page A91; definition GP25.

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