DR. KATARINA VAMVOURIS PSY.D
NPI 1003466533
Psychologist in Davis, CA

Active since September 17, 2019PECOS Enrolled
207 E ST STE B, DAVIS, CA 95616(530) 206-9996 Get Directions Write a Review

NPPES record last updated: February 19, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 19, 2025, Sep 17, 2019 (2 updates tracked since 2019).

About Dr. Katarina Vamvouris Psy.d NPPES

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

DR. KATARINA VAMVOURIS PSY.D (NPI 1003466533) is an individual psychologist in Davis, California, licensed in California (34757) and active in the NPI registry since September 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1003466533
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. KATARINA VAMVOURISCredential: PSY.D
Location Address207 E ST STE BDavis, CA 95616-4523
Mailing Address3835 N Freeway Blvd Ste 100Sacramento, CA 95834-1954 · (916) 576-7900
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateSeptember 17, 2019
Last NPPES UpdateFebruary 19, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 19, 2025
✔ NPI 1003466533 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License✔ Licensed in CA · 34757
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.
207 E ST STE B, Davis, CA 95616

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Katarina Vamvouris Psy.d is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2769949668
PECOS Enrollment IDI20260811002660
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.

Medicare Billing Reassignment

Medicare enrollment records show Katarina Vamvouris reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Psychiatry
1712 PICASSO AVE, SUITE D
Davis, CA 95618
  • Reassigned Medicare billing, California enrollment
  • 329 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Marriage & Family Therapist
207 E ST STE B
DAVIS, CA 95616
Marriage & Family Therapist
207 E ST STE B
DAVIS, CA 95616
Social Worker (Clinical)
207 E ST STE B
DAVIS, CA 95616
Psychologist (Counseling)
207 E ST STE B
DAVIS, CA 95616
Psychiatry & Neurology (Psychiatry)
207 E ST STE B
DAVIS, CA 95616
Social Worker (Clinical)
207 E ST STE B
DAVIS, CA 95616
Psychologist (Clinical)
207 E ST STE B
DAVIS, CA 95616
Marriage & Family Therapist
207 E ST STE B
DAVIS, CA 95616

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 Katarina Vamvouris's NPI number?

The NPI number for Katarina Vamvouris is 1003466533. It was assigned to this individual provider in the NPPES registry on September 17, 2019.

Where is Katarina Vamvouris located?

Katarina Vamvouris practices at 207 E St Ste B, Davis, CA 95616. The listed phone number is (530) 206-9996.

What is Katarina Vamvouris's specialty?

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

Is Katarina Vamvouris enrolled in Medicare?

Yes. Katarina Vamvouris is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Katarina Vamvouris's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katarina Vamvouris reassigns Medicare benefits to Mark David Levine MD, Professional Corporation (Davis, CA). The 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 Katarina Vamvouris's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Katarina Vamvouris was last updated on February 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.