Darren Holowka, PH.D.
NPI 1104187251 · Clinical Psychologist · East Providence, RI
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Darren Holowka, PH.D. is a Clinical Psychologist provider in East Providence, RI (NPI 1104187251).
Provider details
- NPI number
- 1104187251
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PS01423 (RI)
Specialties & taxonomies
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
14 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
- 2012-06-06
- Last updated
- 2023-11-22
- Certified
- 2023-11-22
Frequently asked questions
- What is Darren Holowka's NPI number?
- Darren Holowka's National Provider Identifier (NPI) is 1104187251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darren Holowka's specialty?
- Darren Holowka is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Darren Holowka located?
- Darren Holowka's practice location on file with NPPES is 172 Taunton Ave Ste 208, East Providence, RI 02914-4541.
- What is Darren Holowka's phone number?
- The practice phone number listed in the NPPES registry for Darren Holowka is (401) 450-0729.
- Does Darren Holowka accept Medicare?
- Darren Holowka is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Darren Holowka's NPI active?
- Yes — Darren Holowka's NPI (1104187251) is active in the NPPES registry as of the last update on 2023-11-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.