Thirdness LLC
NPI 1689325375 · Clinical Psychologist · Boston, MA
Thirdness LLC is a Clinical Psychologist organization in Boston, MA (NPI 1689325375).
Provider details
- NPI number
- 1689325375
- Entity type
- Organization
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Arnold Rex Kintanar, Ownet(617) 444-9018
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Behavior Analyst103K00000X
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
4 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
- 2022-01-13
- Last updated
- 2022-01-13
- Certified
- 2022-01-13
Frequently asked questions
- What is Thirdness LLC's NPI number?
- Thirdness LLC's National Provider Identifier (NPI) is 1689325375, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Thirdness LLC?
- Thirdness LLC is classified in the NPPES registry as Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Thirdness LLC located?
- Thirdness LLC's practice location on file with NPPES is 185 Bay State Rd, Boston, MA 02215-1506.
- What is Thirdness LLC's phone number?
- The practice phone number listed in the NPPES registry for Thirdness LLC is (617) 444-9018.
- Who is the authorized official for Thirdness LLC?
- The authorized official listed on Thirdness LLC's NPPES record is Arnold Rex Kintanar, Ownet. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Thirdness LLC's NPI active?
- Yes — Thirdness LLC's NPI (1689325375) is active in the NPPES registry as of the last update on 2022-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.