Lambert Médico Factures (LMF) has an innovative, comprehensive approach to medical billing that is the result of solid expertise and outstanding professionalism.

Its team’s expertise allows general practitioners and specialists working in private practices, hospitals, corporations and other settings to optimize billing and focus on their specialty: patient care.



Lambert Médico Factures is a commercial medical billing agency that was founded in the Eastern Townships in 1987. Today, the agency is firmly established across Quebec and has built a vast and diverse clientele that confirms its status as a pioneer and leader in the medical billing industry.

LMF personnel have extensive experience in the field of medical billing. They are committed to providing attentive and professional services, a philosophy that founder Rolande Lambert has applied from the very beginning. Practitioners can focus on their professional activities knowing that their billing is being managed by reputable specialists.

President and general manager

Dominique Lambert

Since 2001, Dominique Lambert has represented the second generation of a family of medical billing specialists. Under his guidance, LMF continues to provide personalized services to doctors throughout Quebec while maintaining the exceptional quality that Lambert Médico Factures has built its reputation on for the past 30 years.

Following his studies in graphic design, Dominique quickly took on a variety of management duties at the company. Initially working as a graphic designer he became coordinator, representative, product manager and, eventually, president. He puts forth all efforts on a daily basis to ensure that doctors’ needs are duly met. His commitment has been instrumental to the company’s growth and success over the past decade.


Bruno Lambert

Bruno Lambert, MEd is a partner-owner with his brother since 2001 and has joined the permanent team in 2015. He has specialized in talent management and human resources for the last 20 years. His experience in developing innovative strategies and business talents for key occupations and his enriched executive expertise contributes to Lambert Médico Factures.

His mastership targets all stages of the Continuous improvement process, from organisational diagnosis, solution development, project management through change implementation management. His proficiency enables an integrated and customized approach for Medical clinics and groups. His contribution expanded in large companies in the financial field as well as in the manufacturing sector in Quebec, the United States, Mexico and France.


Our presence

In addition to medical billing services, Lambert Médico Factures also offers weekly pickup of supporting documents and related paperwork to customers throughout Quebec. Pickup service is available in the following cities:
 Cowansville  Magog
 Drummondville  Montréal
 Granby  Shawinigan
 Joliette  Sherbrooke
 Laval  Sorel
 Longueuil  Victoriaville

Our expertise

LMF works closely with doctors in the following fields and specialties:
Anesthesiology 33
Biochemistry 10
Cardiology 1
General surgery 2
Orthopedic surgery 13
Plastic surgery 7
Gastroenterology 53
General practioners 23
Internal medicine 33
Nephrology 10
Neurosurgery 1
Obstetrics-gynecology 2
Ophthalmology 33
Otalaryngology 10
Psychiatry 1
Radiology 2