TRIVIUM DELTA PSYCHOLOGY GROUP PROFESSIONAL CORPORATION
NPI 1497648232
Clinic/Center - Mental Health (Including Community Mental Health Center) in Pasadena, CA
About Trivium Delta Psychology Group Professional Corporation NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TRIVIUM DELTA PSYCHOLOGY GROUP PROFESSIONAL CORPORATION (NPI 1497648232) is a healthcare organization registered as a mental health (including community mental health center) in Pasadena, California and active in the NPI registry since May 2025. The organization lists Brianna Staley Shumaker, Ceo/owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Trivium Delta Psychology Group Professional Corporation 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 Trivium Delta Psychology Group Professional Corporation, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 Trivium Delta Psychology Group Professional Corporation's NPI number?
The NPI number for Trivium Delta Psychology Group Professional Corporation is 1497648232. It was assigned to this organization in the NPPES registry on May 30, 2025.
Where is Trivium Delta Psychology Group Professional Corporation located?
Trivium Delta Psychology Group Professional Corporation is located at 65 N Raymond Ave Ste 330, Pasadena, CA 91103. The listed phone number is (626) 208-9426.
What is Trivium Delta Psychology Group Professional Corporation's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.
Is Trivium Delta Psychology Group Professional Corporation enrolled in Medicare?
Yes. Trivium Delta Psychology Group Professional Corporation is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Trivium Delta Psychology Group Professional Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Trivium Delta Psychology Group Professional Corporation. 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 Trivium Delta Psychology Group Professional Corporation was last updated on December 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Trivium Delta Psychology Group Professional Corporation · NPI 1497648232
Mental Health (Including Community Mental Health Center) organization in Pasadena, California. Organization record, active in the CMS NPPES registry since May 30, 2025.
## Identity
- **NPI:** 1497648232 (Entity type: Organization)
- **Enumerated:** May 30, 2025
- **Primary specialty:** Clinic/Center - Mental Health (Including Community Mental Health Center) · taxonomy 261QM0801X
- **Organization subpart:** No
- **Authorized official:** Brianna Staley Shumaker, CEO/OWNER
## Practice location
- **Address:** 65 N RAYMOND AVE STE 330, Pasadena, CA 91103-3947
- **Phone:** (626) 208-9426
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Clinical Psychologist) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 13, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1497648232) · Data from the CMS NPPES public registry.