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TRIDENT PSYCHOLOGICAL SERVICES
NPI 1306358239
Psychologist - Clinical in East Providence, RI

Active since November 01, 2017
172 TAUNTON AVE STE 208, EAST PROVIDENCE, RI 02914(401) 450-0729(401) 537-1830 Get Directions Write a Review

NPPES record last updated: November 1, 2017. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Trident Psychological Services NPPES

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

TRIDENT PSYCHOLOGICAL SERVICES (NPI 1306358239) is a healthcare organization registered as a clinical in East Providence, Rhode Island and active in the NPI registry since November 2017. The organization lists Darren William Holowka, Psychologist/owner, as its authorized official.

NPPES Registry Identity

NPI1306358239
Entity TypeOrganization
Primary Taxonomy103TC0700X
Legal Business NameTRIDENT PSYCHOLOGICAL SERVICES
Location Address172 TAUNTON AVE STE 208East Providence, RI 02914-4541
Mailing Address172 Taunton Ave Ste 208East Providence, RI 02914-4541 · (401) 450-0729 · Fax (401) 537-1830
Phone(401) 450-0729
Fax(401) 537-1830
Organization SubpartNo
Authorized OfficialDarren William HolowkaPsychologist/owner · (401) 450-0729
Enumeration DateNovember 1, 2017
✔ NPI 1306358239 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
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.
172 TAUNTON AVE STE 208, East Providence, RI 02914
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Trident Psychological Services is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Trident Psychological Services, which bills Medicare for the services this clinician delivers.

Clinician (1)

Darren Holowka, PH.D.
Clinical Psychologist
NPI 1104187251
172 TAUNTON AVE STE 208
East Providence, RI 02914
(401) 450-0729
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Trident Psychological Services's NPI number?

The NPI number for Trident Psychological Services is 1306358239. It was assigned to this organization in the NPPES registry on November 1, 2017.

Where is Trident Psychological Services located?

Trident Psychological Services is located at 172 Taunton Ave Ste 208, East Providence, RI 02914. The listed phone number is (401) 450-0729.

What is Trident Psychological Services's specialty?

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

Is Trident Psychological Services enrolled in Medicare?

Yes. Trident Psychological Services is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Trident Psychological Services?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Trident Psychological Services. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Trident Psychological Services was last updated on November 1, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years 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.