Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

David I. Ruby, MD

Individual provider Emergency Medicine Physician · NPI 1720426414

David I. Ruby, MD is an Emergency Medicine in Hartford, Connecticut. Graduated from State University of New York Downstate Medical Center in 2013, 13 years ago. Practices with Hartford Hospital, a 1,040-clinician group and accepts Medicare assignment. Licensed in Connecticut and Massachusetts.

Years since qualifying
13
Trained at
State University of New York Downstate Medical Center
Licensed in
CT, MA
In the registry since
2013
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

80 Seymour St
Hartford, CT 06102
Phone: (860) 972-0000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 055141 (CT)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 255254 (MA)

Record details

NPI number1720426414
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 5, 2013
Last updated in NPPESMay 27, 2016

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 2013 (13 years in practice)
Group practice Hartford Hospital — 1040 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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