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

Dr. Thomas E. Sullivan, PHD

Individual provider Clinical Neuropsychologist · NPI 1316912421

Dr. Thomas E. Sullivan, PHD is a Clinical Psychologist in Fairfield, Ohio. Qualified in 1995, 31 years ago. Accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
31
Licensed in
OH
In the registry since
2006
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

2810 Mack Rd
Fairfield, OH 45014-5130
Phone: (513) 874-4530
Fax: (513) 346-3811
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 5083 (OH)
Clinical Neuropsychologist Taxonomy 103G00000X · Licence 5083 (OH)

Record details

NPI number1316912421
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedFebruary 22, 2006
Last updated in NPPESJuly 13, 2026
Mailing address2810 Mack Rd, Fairfield, OH 45014-5130

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1995 (31 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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