Allergy diagnostic & therapeutic procedures OHIP billing codes

These are the most commonly used Allergy diagnostic & therapeutic procedures OHIP billing codes. To find other billing codes search the OHIP fee schedule here .


All codes

Code Description Amount
G700 Basic fee-per-visit premium for procedures marked(') $5.60
G185 Drug(s) desensitisation - in a hospital where full cardioresuscitative equipment is readily available because a significant risk of life-threatening anaphylaxis exists. The service must be performed under direct and ongoing physician attendance $184.95
G200 Acute desensitisation, e.g. ATS, penicillin $8.65
G201 Direct nasal tests, to a maximum of 3 per year … per test $1.60
G202 Hyposensitisation - each injection $4.45
G212 Hyposensitisation - when sole reason for visit (including first injection) $9.75
G205 Insect venom desensitisation (immunotherapy) - per injection (maximum of 5 per day). In addition to G205, after the initial major assessment only, a minor or partial assessment may be claimed once per day if rendered $13.15
G203 Ophthalmic tests - direct, to maximum of 3 per year … per test $1.60
G204 Ophthalmic tests - quantitative $12.40
G206 Patch test - maximum of 90 per patient, per year … per test $2.39
G198 Patch test - for industrial or occupational dermatoses, to a maximum of 125 per patient, per year … per test $2.39
G207 Bronchial provocative testing - per session, to a maximum of 6 per year $14.15
G208 Provocation testing … per unit $16.85
G190 Serial oral or parenteral provocation testing to a food, drug or other substance when the service is rendered in a hospital, when an anaphylactic reaction is considered likely based on a documented history and the service is performed under direct and $184.95
G209 Skin testing - technical component, to a maximum of 50 per year … per test $0.71
G197 Skin testing - professional component, to a maximum of 50 per year … per test $0.21
G199 Venom allergy testing, maximum of 2 per patient per physician per 12 month period $40.00
G195 Local anaesthetic hypersensitivity skin test, maximum of 2 per patient per physician per 12 month period $17.00
G196 Hypersensitivity skin test for validated drugs or agents excluding foods and inhalants, maximum of 3 per patient per physician per 12 month period $17.00
E582 - when testing with penicillin minor determinant mixture outside a hospital setting, to G196 … add $32.20
G213 Physical urticaria challenges $13.80