OHIP Billing – A Quick Guide To Telephone Consultations, Comprehensive Consults and Detention Codes


Check out our quick guide for any Ontario physician who requests a telephone consultation from another physician, or vice versa. If you have any questions, please contact our billing team here.


Physician to Physician Telephone Consultations

K730 - Physician to physician telephone consultation (Referring Physician) - $31.35

K731 - Physician to physician telephone consultation (Consultant Physician) - $40.45

K734 - Physician to physician telephone consultation (Referring Physician) - $31.35

K735 - Physician to physician telephone consultation (Consultant Physician) - $40.45

Note: Both K734 and K735 are used when physicians are working in an emergency department or an urgent care clinic.

All of these codes (K730, K731, K734, K735) are used when there’s a minimum of 10 minutes of patient related discussion. During this discussion, you must record the patient’s name, health number, start and stop times, the name of referring physician (NP or consultant), and the reason for the consultation. You must also include any opinions and recommendations from the consultant physician.

Criticall Telephone Consultation – Must Be Arranged by Criticall Ontario


K732 Criticall telephone consultation (Referring Physician) - $31.35

K733 Criticall telephone consultation (Consultant Physician) - $40.45

K736 Criticall telephone consultation (Referring Physician) - $31.35

K737 Criticall telephone consultation (Consultant Physician) - $40.45

Note: Both K736 and K737 are used when physicians are working in an emergency department or an urgent care clinic.



All of these codes (K732, K733, K736, K737) must be arranged by Criticall Ontario. All parties involved must be present in Ontario and the following information must be recorded: the patient’s name, health number, start and stop times, the name of referring physician (NP or consultant), and the reason for the consultation along with the opinion and any recommendations from the consultant physician.

Comprehensive Consultation


A Comprehensive Consultation has the exact same qualifications as a consultation, but must be a minimum of 75 minutes ($300.70).

K001- $21.10 per 1/hr

Detention can always be added to services when there has been a considerable amount of extra time spent in active treatment.



K001 is payable under the following circumstances:

Service Minimum time required in delivery of services before detention is payable
Minor, partial, multiple systems assessment, level 1 and level 2 pediatric assessments, intermediate assessment, focused practice assessment or subsequent hospital visit30 minutes
Specific or general re-assessment40 minutes
Consultation, repeat consultation, specific or general assessment, complex dermatology assessment, complex endocrine neoplastic disease assessment, complex neuromuscular assessment, complex physiatry assessment, complex respiratory assessment, enhanced 18 month well baby visit, midwife-requested anesthesia assessment, midwife-requested assessment, midwife-requested genetic assessment or optometrist-requested assessment.60 minutes
Initial assessment-substance abuse, special community medicine consultation, special family and general practice consultation, special optometrist-requested assessment, special palliative care consultation, special surgical consultation or midwife-requested special assessment.90 minutes
Comprehensive cardiology consultation, comprehensive community medicine consultation, comprehensive endocrinology consultation, comprehensive family and general practice consultation, comprehensive geriatric consultation, comprehensive infectious disease consultation, comprehensive internal medicine consultation, comprehensive midwife-requested genetic assessment, comprehensive nephrology consultation, comprehensive respiratory disease consultation, comprehensive physical medicine and rehabilitation consultation, comprehensive rheumatology consultation, special pediatric consultation, special genetic consultation or special neurology consultation120 minutes
Extended comprehensive geriatric consultation, extended midwife-requested genetic assessment, extended special genetic consultation, extended special pediatric consultation, or pediatrics neurodevelopmental consultation180 minutes

Note: *K001 must be on manual review, stating times spent with patient*