The Testosterone Replacement Center is a division of Personal Care Physicians, LLC. 


    Dr. Guardino completed undergraduate studies and an MBA at The University of Connecticut and attended medical school at The University of Vermont College of Medicine.  Dr. Guardino completed his residency training in Internal Medicine at The University of Connecticut School of Medicine and is currently a Clinical Instructor of Medicine at The University of Connecticut School of Medicine.


    Dr. O’Connor completed undergraduate studies at Syracuse University and attended medical school at New York Medical College and Guadalajara University.  Dr. O’Connor also holds a Masters Degree in Exercise Physiology and completed his residency training in Internal Medicine at The University of Connecticut School of Medicine.  Dr. O’Connor is currently a Clinical Instructor of Medicine at The University of Connecticut School of Medicine.

Our Physicians

To set up your initial visit or if you have any additional questions, 

please call and speak to one of our associates or email us.

The Testosterone Replacement Center has two principal physicians.



Paul A. Guardino, M.D   &   Thomas O'Connor, M.D


Together, Dr. Guardino and Dr. O’Connor founded

Personal Care Physicians, LLC in 2005. 


Personal Care Physicians, LLC is a retainer based concierge medical practice.