Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Thomas Joseph O'Brien, PSYD

Individual provider Clinical Psychologist · NPI 1316922644

Thomas Joseph O'Brien, PSYD is a Clinical Psychologist in Hartford, Connecticut. Qualified in 2002, 24 years ago. Practices with State of Connecticut, a 267-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
24
Licensed in
CT
In the registry since
2005
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

500 Vine St
Hartford, CT 06112-1639
Phone: (860) 297-0852
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 002550 (CT)

Record details

NPI number1316922644
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedDecember 9, 2005
Last updated in NPPESJanuary 15, 2008

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice State Of Connecticut — 267 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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