OSCAR VILLARREAL VILLASIMON LCSW
NPI 1841415148
Social Worker - Clinical in Palo Alto, CA

Active since April 13, 2007PECOS Enrolled
451 LYTTON AVE, PALO ALTO, CA 94301(714) 604-7834 Get Directions Write a Review

NPPES record last updated: April 14, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Oscar Villarreal Villasimon Lcsw NPPES

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

OSCAR VILLARREAL VILLASIMON LCSW (NPI 1841415148) is an individual clinical provider in Palo Alto, California, licensed in California (LCS 26505) and active in the NPI registry since April 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1841415148
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameOSCAR VILLARREAL VILLASIMONCredential: LCSW
Location Address451 LYTTON AVEPalo Alto, CA 94301-1535
Mailing Address451 Lytton AvePalo Alto, CA 94301-1535
Sole ProprietorNo
Enumeration DateApril 13, 2007
Last NPPES UpdateApril 14, 2014
NPI 1841415148 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in CA · LCS 26505
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
451 LYTTON AVE, Palo Alto, CA 94301

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Oscar Villarreal Villasimon Lcsw 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94301 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $70.37 – $206.04
Typical copayment $0.00 (range $17.59 – $51.51)
Most-billed visit code NA
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Psychiatry & Neurology (Psychiatry)
451 LYTTON AVE
PALO ALTO, CA 94301
Psychologist
451 LYTTON AVE
PALO ALTO, CA 94301
Marriage & Family Therapist
451 LYTTON AVE
PALO ALTO, CA 94301
Psychiatry & Neurology (Addiction Medicine)
451 LYTTON AVE
PALO ALTO, CA 94301
Marriage & Family Therapist
451 LYTTON AVE
PALO ALTO, CA 94301
Community/Behavioral Health
451 LYTTON AVE
PALO ALTO, CA 94301
Psychologist (Clinical)
451 LYTTON AVE
PALO ALTO, CA 94301

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 Oscar Villasimon's NPI number?

The NPI number for Oscar Villasimon is 1841415148. It was assigned to this individual provider in the NPPES registry on April 13, 2007.

Where is Oscar Villasimon located?

Oscar Villasimon practices at 451 Lytton Ave, Palo Alto, CA 94301. The listed phone number is (714) 604-7834.

What is Oscar Villasimon's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Oscar Villasimon enrolled in Medicare?

Yes. Oscar Villasimon is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Oscar Villasimon was last updated on April 14, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.