Thomas Sullivan, PH.D.
NPI 1316912421 · Psychologist · Fairfield, OH
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Sullivan, PH.D. is a Psychologist provider in Fairfield, OH (NPI 1316912421).
Provider details
- NPI number
- 1316912421
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- License
- 5083 (OH)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-22
- Last updated
- 2025-09-11
Frequently asked questions
- What is Thomas Sullivan's NPI number?
- Thomas Sullivan's National Provider Identifier (NPI) is 1316912421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Sullivan's specialty?
- Thomas Sullivan is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Thomas Sullivan located?
- Thomas Sullivan's practice location on file with NPPES is 2810 Mack Rd, Fairfield, OH 45014-5130.
- What is Thomas Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Thomas Sullivan is (513) 874-4530.
- Does Thomas Sullivan accept Medicare?
- Thomas Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Sullivan's NPI active?
- Yes — Thomas Sullivan's NPI (1316912421) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.