1. Home
  2. Directory
  3. California
  4. Lancaster
  5. Social Worker
  6. NPI Profile

SERENITY OAK, LCSW, INC.
NPI 1578238531
Social Worker - Clinical in Lancaster, CA

Active since August 12, 2021
1672 W AVENUE J STE 202, LANCASTER, CA 93534(661) 434-1104 Get Directions Write a Review

NPPES record last updated: August 20, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 20, 2024, Sep 28, 2021, Aug 12, 2021 (3 updates tracked since 2021).

About Serenity Oak, Lcsw, Inc. NPPES

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

SERENITY OAK, LCSW, INC. (NPI 1578238531) is a healthcare organization registered as a clinical in Lancaster, California and active in the NPI registry since August 2021. The organization lists Rocio Villalobos, Licensed Clinical Social Worker, as its authorized official.

NPPES Registry Identity

NPI1578238531
Entity TypeOrganization
Primary Taxonomy1041C0700X
Legal Business NameSERENITY OAK, LCSW, INC.
Location Address1672 W AVENUE J STE 202Lancaster, CA 93534-2861
Mailing Address1672 W Avenue J Ste 202Lancaster, CA 93534-2861 · (323) 901-6303
Phone(661) 434-1104
Organization SubpartNo
Authorized OfficialRocio VillalobosLicensed Clinical Social Worker · (661) 434-1104
Enumeration DateAugust 12, 2021
Last NPPES UpdateAugust 20, 20243 updates tracked since enumeration
NPPES CertifiedAugust 20, 2024
✔ NPI 1578238531 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
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.
Also ListedCommunity/Behavioral HealthTaxonomy 251S00000X
1672 W AVENUE J STE 202, Lancaster, CA 93534
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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)

Serenity Oak, Lcsw, 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 Serenity Oak, Lcsw, Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Rocio Villalobos
Clinical Social Worker
NPI 1356600555
1672 W AVENUE J STE 202
Lancaster, CA 93534
(661) 434-1104
✔ PECOSSame 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 Serenity Oak, Lcsw, Inc.'s NPI number?

The NPI number for Serenity Oak, Lcsw, Inc. is 1578238531. It was assigned to this organization in the NPPES registry on August 12, 2021.

Where is Serenity Oak, Lcsw, Inc. located?

Serenity Oak, Lcsw, Inc. is located at 1672 W Avenue J Ste 202, Lancaster, CA 93534. The listed phone number is (661) 434-1104.

What is Serenity Oak, Lcsw, Inc.'s specialty?

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

Is Serenity Oak, Lcsw, Inc. enrolled in Medicare?

Yes. Serenity Oak, Lcsw, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Serenity Oak, Lcsw, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Social Worker) reassigns their Medicare billing to Serenity Oak, Lcsw, 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 Serenity Oak, Lcsw, Inc. was last updated on August 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.