Paul Sullivan, PHD
NPI 1891278669 · Psychologist · Lexington, MA
Paul Sullivan, PHD is a Psychologist provider in Lexington, MA (NPI 1891278669).
Provider details
- NPI number
- 1891278669
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 10000604 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
7 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
- 2018-09-07
- Last updated
- 2025-08-12
- Certified
- 2025-08-12
Frequently asked questions
- What is Paul Sullivan's NPI number?
- Paul Sullivan's National Provider Identifier (NPI) is 1891278669, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Sullivan's specialty?
- Paul Sullivan is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Paul Sullivan located?
- Paul Sullivan's practice location on file with NPPES is 81 Hartwell Ave Ste 310, Lexington, MA 02421-3177.
- What is Paul Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Paul Sullivan is (781) 918-6860.
- Is Paul Sullivan's NPI active?
- Yes — Paul Sullivan's NPI (1891278669) is active in the NPPES registry as of the last update on 2025-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.