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DR. TESSA NALVEN O'NEIL PHD
NPI 1881552594
Psychologist - Clinical in Providence, RI

Active since January 12, 2026
205 WATERMAN ST, PROVIDENCE, RI 02906(401) 379-2295 Get Directions Write a Review

NPPES record last updated: January 12, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Tessa Nalven O'neil Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. TESSA NALVEN O'NEIL PHD (NPI 1881552594) is an individual clinical provider in Providence, Rhode Island, licensed in Rhode Island (PS02413) and active in the NPI registry since January 2026.

NPPES Registry Identity

NPI1881552594
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. TESSA NALVEN O'NEILCredential: PHD
Location Address205 WATERMAN STProvidence, RI 02906-4313
Mailing Address205 Waterman StProvidence, RI 02906-4313 · (401) 379-2295
Phone(401) 379-2295
Sole ProprietorNo
Enumeration DateJanuary 12, 2026
NPPES CertifiedJanuary 12, 2026
✔ NPI 1881552594 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in RI · PS02413
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
205 WATERMAN ST, Providence, RI 02906
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Other Names 1

Professional Name (2)Dr. Tessa Nalven Phd

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NICHOLAS TARANTINO PHD
Psychologist (Clinical)
205 WATERMAN ST
PROVIDENCE, RI 02906
Providence County (401) 284-7647
JULIE ANNA-MARIE PANTON MSW, LICSW
Social Worker (Clinical)
205 WATERMAN ST, STE 205
PROVIDENCE, RI 02906
Providence County (401) 206-4199

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Tessa Nalven O'neil's NPI number?

The NPI number for Tessa Nalven O'neil is 1881552594. It was assigned to this individual provider in the NPPES registry on January 12, 2026. The provider is also known as Dr. Tessa Nalven Phd.

Where is Tessa Nalven O'neil located?

Tessa Nalven O'neil practices at 205 Waterman St, Providence, RI 02906. The listed phone number is (401) 379-2295.

What is Tessa Nalven O'neil's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

When was this NPI record last updated?

The NPPES record for Tessa Nalven O'neil was last updated on January 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.