Doctor Details

Mark Dennis Geronimo, MD


Backus Hospital


Hospital Medicine < Not accepting new patients for this specialty

Areas of Interest

Geriatric Issues

Physician Quicklink

Geronimo, Mark Dennis, MD



Office Locations


Board Certified in Family Medicine. He joined the hospitalist program in the East region in 2019. He completed his undergraduate and medical degree at University of Santa Tomas Faculty of Medicine and Surgery in Manila, Philippines. He worked as an intern in internal medicine from Sound Shore Medical Center, Westchester New York, and then went on to finish his residency in family medicine from Eastern Maine Medical Center, Bangor Maine. He has broad experience in primary care as well as hospital medicine and has wonderful insight in patient flow and transition of care. His hobbies include playing basketball and golf as well as spending time with his family


Medical School

  • University of Santo Tomas (Manila, Philippines) MD


  • Sound Shore Medical Center


  • Eastern Maine Medical Center

Professional Organizations

Society of Hospital Medicine, Member
Titans Medical Foundation, Member
American Academy of Family Physicians, Member
American Board of Family Medicine, Member

Insurance Accepted*

CarePartners of Connecticut

*This information is subject to change at any time. Please check with your insurance provider before scheduling your appointment or receiving services to confirm they are a participating member of the Hartford HealthCare network.

Windham Hospital

Did you know? 

Physicians can request updates and changes made to their profile.

Request a Change