DR. CHRISTOPHER ARRILLAGA PSYD
NPI 1235270851
Psychologist in Austin, TX

Active since February 08, 2007PECOS Enrolled
4310 MEDICAL PKWY STE 101, AUSTIN, TX 78756(510) 926-6767(512) 631-1523 Get Directions Write a Review

NPPES record last updated: June 5, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Jun 5, 2026, Mar 2, 2018, Feb 13, 2018 (3 updates tracked since 2018).

About Dr. Christopher Arrillaga Psyd NPPES

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

DR. CHRISTOPHER ARRILLAGA PSYD (NPI 1235270851) is an individual psychologist in Austin, Texas, licensed in Texas (38770) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235270851
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. CHRISTOPHER ARRILLAGACredential: PSYD
Location Address4310 MEDICAL PKWY STE 101Austin, TX 78756-3331
Mailing Address4310 Medical Pkwy Ste 101Austin, TX 78756-3331 · (510) 926-6767 · Fax (512) 631-1523
Fax(512) 631-1523
Sole ProprietorNo
Enumeration DateFebruary 8, 2007
Last NPPES UpdateJune 5, 20263 updates tracked since enumeration
NPPES CertifiedJune 5, 2026
✔ NPI 1235270851 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Licenses✔ Licensed in TX · 38770✔ Licensed in CA · 24379
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 PSY24379 (CA)
4310 MEDICAL PKWY STE 101, Austin, TX 78756

Accepted Insurance

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. Christopher Arrillaga Psyd 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.

Other Providers at the Same Location NPPES 7

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

Psychologist (Clinical)
4310 MEDICAL PKWY STE 101
AUSTIN, TX 78756
Psychologist (Clinical)
4310 MEDICAL PKWY STE 101
AUSTIN, TX 78756
Psychologist
4310 MEDICAL PKWY STE 101
AUSTIN, TX 78756
Psychologist (Clinical)
4310 MEDICAL PKWY STE 101
AUSTIN, TX 78756
Psychologist (Clinical)
4310 MEDICAL PKWY STE 101
AUSTIN, TX 78756
Psychologist
4310 MEDICAL PKWY STE 101
AUSTIN, TX 78756
Psychologist (Clinical)
4310 MEDICAL PKWY STE 101, SUITE 101
AUSTIN, TX 78756

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 Christopher Arrillaga's NPI number?

The NPI number for Christopher Arrillaga is 1235270851. It was assigned to this individual provider in the NPPES registry on February 8, 2007.

Where is Christopher Arrillaga located?

Christopher Arrillaga practices at 4310 Medical Pkwy Ste 101, Austin, TX 78756. The listed phone number is (510) 926-6767.

What is Christopher Arrillaga's specialty?

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

Is Christopher Arrillaga enrolled in Medicare?

Yes. Christopher Arrillaga is registered in the Medicare PECOS enrollment system.

What insurance does Christopher Arrillaga accept?

Health plans from Blue Cross and Blue Shield of Texas list Christopher Arrillaga as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Christopher Arrillaga was last updated on June 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.