DR. STEPHANIE L. DAVIDSON PSY.D.
NPI 1356535256
Psychologist in Duarte, CA

Active since September 04, 2007PECOS Enrolled
99.12/100
CMS Quality Rating
1500 DUARTE RD, DUARTE, CA 91010(266) 218-8402(805) 426-8868 Get Directions Write a Review

NPPES record last updated: June 25, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 25, 2025, Mar 21, 2023, May 26, 2020 and 1 more (4 updates tracked since 2016).

About Dr. Stephanie L. Davidson Psy.d. NPPES

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

DR. STEPHANIE L. DAVIDSON PSY.D. (NPI 1356535256) is an individual psychologist in Duarte, California, licensed in California (PSY24540) and active in the NPI registry since September 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356535256
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. STEPHANIE L. DAVIDSONCredential: PSY.D.
Location Address1500 DUARTE RDDuarte, CA 91010-3012
Mailing Address5158 Clareton Dr Unit 481Agoura Hills, CA 91376-7030 · (805) 405-6945
Fax(805) 426-8868
Sole ProprietorYes
Enumeration DateSeptember 4, 2007
Last NPPES UpdateJune 25, 20254 updates tracked since enumeration
NPPES CertifiedJune 25, 2025
NPI 1356535256 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in CA · PSY24540
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License PSY24540 (CA)
1500 DUARTE RD, Duarte, CA 91010

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Stephanie L. Davidson Psy.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
518 services20 patients

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

99.12/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.23
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine (Endocrinology, Diabetes & Metabolism)
1500 DUARTE RD
DUARTE, CA 91010
Pharmacist
1500 DUARTE RD
DUARTE, CA 91010
Radiology (Diagnostic Radiology)
1500 DUARTE RD
DUARTE, CA 91010
Radiology (Radiation Oncology)
1500 DUARTE RD
DUARTE, CA 91010
Surgery (Surgical Oncology)
1500 DUARTE RD
DUARTE, CA 91010
Surgery
1500 DUARTE RD
DUARTE, CA 91010
Anesthesiology
1500 DUARTE RD
DUARTE, CA 91010
Pathology (Hematology)
1500 DUARTE RD
DUARTE, CA 91010

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 Stephanie Davidson's NPI number?

The NPI number for Stephanie Davidson is 1356535256. It was assigned to this individual provider in the NPPES registry on September 4, 2007.

Where is Stephanie Davidson located?

Stephanie Davidson practices at 1500 Duarte Rd, Duarte, CA 91010. The listed phone number is (266) 218-8402.

What is Stephanie Davidson's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Stephanie Davidson enrolled in Medicare?

Yes. Stephanie Davidson is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Stephanie Davidson was last updated on June 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.