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

Dr. Thomas William O'Connell, MD

Individual provider Emergency Medicine Physician · NPI 1548622160

Dr. Thomas William O'Connell, MD is an Emergency Medicine in Hartford, Connecticut. Qualified in 2016, 10 years ago. Practices with Trinity Health of New England Provider Network Organization Inc, a 635-clinician group and accepts Medicare assignment. Licensed in Connecticut, Massachusetts and New York.

Years since qualifying
10
Licensed in
CT, MA, NY
In the registry since
2016
Specialties on file
3
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

114 Woodland St
Hartford, CT 06105-1208
Phone: (860) 714-4000
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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 68660 (CT)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 304173 (NY)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 1022883 (MA)

Record details

NPI number1548622160
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 23, 2016
Last updated in NPPESJune 25, 2025
Certification dateJune 25, 2025

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Trinity Health Of New England Provider Network Organization Inc — 635 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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