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

Tracey Glenn O'Brien, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1467914630

Tracey Glenn O'Brien, MD is a Critical Care (Intensivists) in Bridgeport, Connecticut. Qualified in 2019, 7 years ago. Practices with Hartford Healthcare Medical Group Specialists PLLC, a 1,537-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
7
Licensed in
CT
In the registry since
2019
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

2800 Main St
Bridgeport, CT 06606-4201
Phone: (475) 210-5663
Fax: (475) 210-4079
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 077052 (CT)

Record details

NPI number1467914630
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 4, 2019
Last updated in NPPESMay 10, 2024
Certification dateMarch 15, 2024

Medicare enrollment

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

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Hartford Healthcare Medical Group Specialists Pllc — 1537 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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