With five main testing facilities, more than 175 Patient Services Centres in Ontario, Quebec and Western Canada and a nationwide specimen collection network, Gamma-Dynacare is one of the largest providers of laboratory services and solutions in Canada.

Patient Services Centres

Locate the nearest Patient Services Centre


Bowmanville, Ontario
Gamma-Dynacare Medical Laboratories
1100 Bennett Road
Bowmanville, Ontario L1C 3K5
Tel.:                (905) 697-4711
Fax:                (905) 697-1415

Gamma-Dynacare’s Bowmanville facility performs highly specialized immunohistochemistry (IHC) and in situ hybridization (ISH) tests on biopsies from patients with cancer and other diseases.  The laboratory features state-of-the-art equipment and instruments, including a new digital slide scanning system that allows pathologists to review the IHC, ISH and other slides on their computers instead of under a microscope, providing quicker access to results and streamlined second opinions.

Brampton, Ontario
Gamma-Dynacare Medical Laboratories
115 Midair Court
Brampton, Ontario L6T 5M3
Tel.:               (905) 790-3000
Toll-free:        1-800-668-2714
Fax:               (905) 790-2990

Our award-winning main testing facility in Brampton is one of the largest, state-of-the-art laboratories in North America. This site houses a molecular lab, which specializes in testing for high-risk oncogenic HPV strains. This facility also provides central clinical trial laboratory services.

Laval, Quebec
GD Specialized Diagnostics
3885 Industriel Blvd.
Laval, Quebec H7L 4S3
Tel.:                (450) 901-3071
Toll-free:         1-888-988-1888
Fax:                (450) 663-4428

Acquired by Gamma-Dynacare in December 2011, GD Specialized Diagnostics (formerly Warnex Medical Laboratories) provides specialized laboratory testing to hospitals, private laboratories and medical specialists and has extensive expertise in molecular diagnostics, pharmacogenetics and personalized medicine services.

Orchid PRO-DNA
3885 Industriel Blvd.
Laval, Quebec H7L 4S3
Tel.:                (450) 901-3072
Toll-free:         1-800-565-4505
Fax:                (450) 663-4428

Acquired by Gamma-Dynacare in December 2011, Orchid PRO-DNA provides DNA identification tests for paternity, kinship, and immigration, and specializes in forensic DNA testing, including nuclear and mitochondrial DNA analysis. Orchid PRO-DNA is the only private laboratory in Canada that provides four types of DNA analysis for identification and forensic purposes: STR, Y-STR, PRO-DNA® Lead, and mitochondrial DNA. For more information, visit www.orchidprodna.ca.

London, Ontario
Gamma-Dynacare Medical Laboratories
245 Pall Mall Street
London, Ontario N6A 1P4
Tel.:             (519) 679-1630
Toll-free:      1-800-265-5946
Fax:             (519) 679-0298

Our London facility is well respected for its specialized forensic toxicology, trace metal testing and drug and insurance screening, serving clients from across Canada with these areas of expertise. Our London facility is one of only three laboratories in Canada fully accredited by the Substance Abuse and Mental Health Services Administration (SAMHSA).

Ottawa, Ontario
Gamma-Dynacare Medical Laboratories
750 Peter Morand Crescent
Ottawa, Ontario K1G 6S4
Tel.:             (613) 729-0200
Toll-free:      1-800-267-9514
Fax:             (613) 729-1127

Our Ottawa laboratory serves clients from across Canada and is particularly well known for its pathology and cytology expertise. In addition, this facility includes a Level 3 classified laboratory specializing in bacteriology and is our centre of excellence for parasitology.

St. Laurent, Quebec
Gamma-Dynacare Medical Laboratories
4800 Dobrin Street, St. Laurent, Quebec H4R 2P8
Tel.:             (514) 486-2299
Toll-free:      1-800-697-3831
Fax:             (514) 486-8025 or (514) 486-9225

Gamma-Dynacare is a leading provider of laboratory services in Quebec.  Our laboratory in Montreal was the first private laboratory in Canada to have achieved ISO 15189:2007 accreditation. In addition to a full range of community laboratory services, our facility performs specialized clinical trials services on behalf of contract research organizations.

Winnipeg, Manitoba
Gamma-Dynacare Medical Laboratories
100-830 King Edward Street
Winnipeg, Manitoba R3H 0P4
Tel.:             (204) 944-0757
Toll-free:     1-855-944-7200
Fax:             (204) 957-1221        

Effective September 24, 2012, Gamma-Dynacare Medical Laboratories relocated our Winnipeg testing laboratory facility and offices from their former location in the Boyd Building at 212-388 Portage Avenue (the former Central Medical Laboratories premises) to a new, state-of-the- art facility at 100-830 King Edward Street.  Our new facility is much larger than our former space and was completely renovated to create a more efficient and effective laboratory environment, enabling us to better serve healthcare providers and their patients.


Regina, Saskatchewan
Gamma-Dynacare Medical Laboratories
2723 Avonhurst Drive
Regina, Saskatchewan S4R 3J3
Tel:             (306) 766-6994
Fax:            (306) 766-6981

Saskatoon, Saskatchewan
Gamma-Dynacare Medical Laboratories
#5 39 23rd St. East
Saskatoon, Saskatchewan S7K 0H6
Tel.:            (306) 655-4028
Fax:            (306) 655-4021


Vancouver, British Columbia
Orchid PRO-DNA
10451 Shellbridge Way, Suite 140
Richmond, BC
Canada V6X 2W8
Tel.:            (604) 523-2945
Toll-free:    1-800-563-4363
Fax:            (604) 523-2974