Gregory German

Medical Microbiologist (Staff Physician, Infectious Disease Clinics)
Accepting Patients
Call:
289-217-0917
Fax:
289-217-0920
Office Address
2200 Rutherford Road #7, Concord, ON, Canada
Vaughan, ON L4K 5V2
Pronouns: He/him
Faculty Appointment: Assoc. Professor and Professor of Bacteriophage Therapy Research and Innovation, University of Toronto
External Roles: Clinical Director, Phage Canada
Clinical Interests: Urinary tract infection, orthopedic infections
Academic Interests: Phage therapy, regulatory science, susceptibility testing
Referrals

Dr. German has clinics at 1G (Glendale Wing) of St. Joesph's Health Centre on Friday Afternoons or evening and weekend clinics at 2200 Rutherford in Vaughan. He focuses on chronic UTIs in males, females, and non-binary individuals. He is a fellow of the Infectious Disease Society of America internationally recognized as a clinician (Medical Microbiologist) in Chronic UTI and Phage Therapy Care. Please clearly indicate medical microbiology or infectious disease service rather than Urologist. Please send with your request the latest imaging reports, other consultant notes, and urine cultures and susceptibility testing for the past year. Unique approach to diagnostics:

  • Low count urine cultures with extended susceptibilities
  • Vaginal swabs for lactobacillus
  • Prostate/semen cultures
  • Mycoplasma/ureaplasma
  • Mycobacteria culture
  • Novel testing interpretation (e.g. MicroGenDx/CirrusDx)
  • Bacteriophage susceptibility analysis
  • Advanced diagnostic Imaging
  • Referrals to other specialists
  • Penicillin allergy oral challenge or referral
Innovative approach to therapies:
  • Vaginal estrogen (low dose, titrated to lactobacillus)
  • Vaginal pre- and pro-biotics
  • Oral antibiotics, antiseptics and probiotics
  • IV antibiotics
  • Instilled (bladder) antibiotics with nurse practitioner education
  • Pelvic health physiotherapy
  • Occupational health
  • Social work
  • Registered dietitian
  • Physician assistant services
  • Vaccines (UTI and otherwise)
  • Phage therapy research and coordination

https://www.ygtdx.com

Biography

If you are interested in giving:

Dr. German is the co-founder and Clinical director of Phage Canada.

Please see www.phagecanada.ca for details as well as an FAQ on phage therapy use in Canada.

Last updated September 03, 2025