1. Home
  2. Directory
  3. California
  4. Pasadena
  5. Psychologist
  6. NPI Profile

DR ELIZABETH SHON, PSYCHOLOGICAL SERVICES INC.
NPI 1154647345
Psychologist - Clinical in Pasadena, CA

Active since April 13, 2010
745 S MARENGO AVE, SUITE 105, PASADENA, CA 91106(626) 793-0858(323) 256-8203 Get Directions Write a Review

NPPES record last updated: April 13, 2010. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr Elizabeth Shon, Psychological Services Inc. NPPES

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

DR ELIZABETH SHON, PSYCHOLOGICAL SERVICES INC. (NPI 1154647345) is a healthcare organization registered as a clinical in Pasadena, California and active in the NPI registry since April 2010. The organization lists Elizabeth K Shon, Psychologist, as its authorized official.

NPPES Registry Identity

NPI1154647345
Entity TypeOrganization
Primary Taxonomy103TC0700X
Legal Business NameDR ELIZABETH SHON, PSYCHOLOGICAL SERVICES INC.
Location Address745 S MARENGO AVE, SUITE 105Pasadena, CA 91106-4735
Mailing Address745 S Marengo Ave, Suite 105Pasadena, CA 91106-4735 · (626) 793-0858 · Fax (323) 256-8203
Phone(626) 793-0858
Fax(323) 256-8203
Organization SubpartNo
Authorized OfficialElizabeth K ShonPsychologist · (626) 793-0858
Enumeration DateApril 13, 2010
✔ NPI 1154647345 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 CA · PSY11520
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.
745 S MARENGO AVE, Pasadena, CA 91106
Open in Google Maps ↗

Other Identifiers 1

Medicare PINAX515CA

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)

Dr Elizabeth Shon, Psychological Services Inc. 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 Dr Elizabeth Shon, Psychological Services Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Elizabeth Shon, PH.D
Clinical Psychologist
NPI 1487706248
745 S MARENGO AVE
Pasadena, CA 91106
(626) 793-0858
✔ 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 Dr Elizabeth Shon, Psychological Services Inc.'s NPI number?

The NPI number for Dr Elizabeth Shon, Psychological Services Inc. is 1154647345. It was assigned to this organization in the NPPES registry on April 13, 2010.

Where is Dr Elizabeth Shon, Psychological Services Inc. located?

Dr Elizabeth Shon, Psychological Services Inc. is located at 745 S Marengo Ave Suite 105, Pasadena, CA 91106. The listed phone number is (626) 793-0858.

What is Dr Elizabeth Shon, Psychological Services Inc.'s specialty?

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

Is Dr Elizabeth Shon, Psychological Services Inc. enrolled in Medicare?

Yes. Dr Elizabeth Shon, Psychological Services Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Dr Elizabeth Shon, Psychological Services Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Dr Elizabeth Shon, Psychological Services Inc.. 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 Dr Elizabeth Shon, Psychological Services Inc. was last updated on April 13, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.