Middlesex-London Health Unit

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Dental Clinic

The Middlesex-London Health Unit provides preventative dental services through the PREV-OH Program. PREV-OH is a program unique to the Middlesex London Health Unit.


To book an appointment, please call 519-663-5449.
Please note: the Dental Clinic is not a walk-in clinic. For assistance, please book an appointment.


Dental Services

The Dental Clinic provides preventive services such as cleanings, fluoride varnish treatments, dental sealants, temporary fillings - Interim Stabilization Therapy, oral health education and Healthy Smiles Ontario - Emergency Essential Services Screenings (HSO - EESS) for children 0 to 17 years of age.


PREV-OH is a no-cost program for children ages 0 to 17 that provides preventive oral health services to maintain the health of your child's smile. The program does not take the place of a dental check-up.

Who qualifies for  PREV-OH ?

  • Children ages 0-17;
  • Resident of Middlesex-London;
  • If paying for preventive oral health services would be a financial hardship;
  • Children with no dental coverage or only limited dental coverage through employee benefits.

Smile Clean

The Dental Clinic provides limited teeth cleaning services by a Registered Dental Hygienist to adults 18 years of age and older who are clients of the following programs:

Ontario Works (OW)

  • Must present valid OW documentation
  • Must pay $30 CASH only at time of booking appointment

Parent of Healthy Smiles Ontario (HSO) client

  • Must present a valid HSO client card
  • Must pay $30 CASH only at time of booking appointment
Date of creation: November 27, 2012
Last modified on: January 26, 2018

Contact Us

50 King Street, London, Ontario, 
N6A 5L7

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