Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

GRAIES PSYCHOLOGICAL SERVICES, PC
NPI 1225922792
Psychologist - Clinical in Pasadena, CA

Q: What is Graies Psychological Services, PC's NPI number?

The NPI number for Graies Psychological Services, PC is 1225922792. It was assigned to this organization in the NPPES registry on June 6, 2025.

Q: What is Graies Psychological Services, PC's specialty?

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

Active since June 06, 2025

1 W CALIFORNIA BLVD STE 221, PASADENA, CA 91105(818) 272-8753(747) 271-5968 Get Directions Write a Review

NPPES record last updated: October 5, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 5, 2026, Aug 31, 2026, May 6, 2026 and 2 more (5 updates tracked since 2025).

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About Graies Psychological Services, Pc NPPES

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

GRAIES PSYCHOLOGICAL SERVICES, PC (NPI 1225922792) is a healthcare organization registered as a clinical in Pasadena, California and active in the NPI registry since June 2025. The organization lists Nancy Graies, Ceo/licensed Psychologist, as its authorized official.

NPPES Registry Identity

NPI1225922792

Entity TypeOrganization

Primary Taxonomy103TC0700X

Legal Business NameGRAIES PSYCHOLOGICAL SERVICES, PC

Location Address1 W CALIFORNIA BLVD STE 221Pasadena, CA 91105-3032

Mailing Address1009 N Pacific Ave Unit 4065Glendale, CA 91202-2313 · (818) 272-8753 · Fax (747) 271-5968

Phone(818) 272-8753

Fax(747) 271-5968

Organization SubpartNo

Authorized OfficialNancy GraiesCeo/licensed Psychologist · (818) 272-8753

Enumeration DateJune 6, 2025

Last NPPES UpdateOctober 5, 20265 updates tracked since enumeration

NPPES CertifiedOctober 5, 2026

✔ NPI 1225922792 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.

1 W CALIFORNIA BLVD STE 221, Pasadena, CA 91105

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Graies Psychological Services, Pc 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 Graies Psychological Services, PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Nancy Graies, PSYD

Clinical Psychologist

NPI 1699206896

1 W CALIFORNIA BLVD STE 221
Pasadena, CA 91105

(818) 272-8753

✔ PECOSSame 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 Graies Psychological Services, PC's NPI number?

The NPI number for Graies Psychological Services, PC is 1225922792. It was assigned to this organization in the NPPES registry on June 6, 2025.

Where is Graies Psychological Services, PC located?

Graies Psychological Services, PC is located at 1 W California Blvd Ste 221, Pasadena, CA 91105. The listed phone number is (818) 272-8753.

What is Graies Psychological Services, PC's specialty?

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

Is Graies Psychological Services, PC enrolled in Medicare?

Yes. Graies Psychological Services, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Graies Psychological Services, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Graies Psychological Services, PC. 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 Graies Psychological Services, PC was last updated on October 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 days 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.