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

Thirdness LLC

Organization Behavior Analyst · NPI 1689325375

Thirdness LLC is a Behavior Analyst in Boston, Massachusetts. Registered with an NPI since 2022.

In the registry since
2022
Specialties on file
2
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

185 Bay State Rd
Boston, MA 02215-1506
Phone: (617) 444-9018
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X
Behavior Analyst Taxonomy 103K00000X

Record details

NPI number1689325375
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Arnold Rex Kintanar — Ownet · (617) 444-9018
NPI enumeratedJanuary 13, 2022
Last updated in NPPESJanuary 13, 2022
Certification dateJanuary 13, 2022
Mailing address512 Park Dr Unit 15015, Boston, MA 02215-5601

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