SHANNON CANTILLANO LICENSED CLINICAL SOCIAL WORKER INC DBA INNER EXPANSIONS THERAPY SERVICES
NPI 1205543535
Social Worker - Clinical in Atascadero, CA

Q: What is Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services's specialty?

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

Active since November 07, 2022

9700 EL CAMINO REAL STE 200, ATASCADERO, CA 93422(805) 460-7300(805) 468-4290 Get Directions Write a Review

NPPES record last updated: June 16, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 5, 2024, Nov 7, 2022 (2 updates tracked since 2022).

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About Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services NPPES

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

SHANNON CANTILLANO LICENSED CLINICAL SOCIAL WORKER INC DBA INNER EXPANSIONS THERAPY SERVICES (NPI 1205543535), doing business as Inner Expansions Therapy Services, is a healthcare organization registered as a clinical in Atascadero, California and active in the NPI registry since November 2022. The organization lists Shannon Cantillano, Ceo/clinical Director, as its authorized official.

NPPES Registry Identity

NPI1205543535

Entity TypeOrganization

Primary Taxonomy1041C0700X

Legal Business NameSHANNON CANTILLANO LICENSED CLINICAL SOCIAL WORKER INC DBA INNER EXPANSIONS THERAPY SERVICES

Location Address9700 EL CAMINO REAL STE 200Atascadero, CA 93422-5579

Mailing Address7343 El Camino Real # 226Atascadero, CA 93422-4697 · (805) 460-7300 · Fax (805) 468-4290

Phone(805) 460-7300

Fax(805) 468-4290

Organization SubpartNo

Authorized OfficialShannon CantillanoCeo/clinical Director · (805) 460-7300

Enumeration DateNovember 7, 2022

Last NPPES UpdateJune 16, 20262 updates tracked since enumeration

NPPES CertifiedJune 16, 2026

✔ NPI 1205543535 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ 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.

9700 EL CAMINO REAL STE 200, Atascadero, CA 93422

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Other Names 1

Doing Business AsInner Expansions Therapy Services

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 MULTIPLE 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)

Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Shannon Cantillano, LCSW

Clinical Social Worker

NPI 1780811364

9700 EL CAMINO REAL STE 200
Atascadero, CA 93422

(805) 471-6545

✔ PECOS✔ Accepts MedicareSame address

Rebecca Panarra, AMFT, APCC

Marriage and Family Therapist

NPI 1053177154

3889 LONG ST STE 200
San Luis Obispo, CA 93401

(805) 724-6831

✔ PECOS15 mi

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 Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services's NPI number?

The NPI number for Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services is 1205543535. It was assigned to this organization in the NPPES registry on November 7, 2022. The provider is doing business as Inner Expansions Therapy Services.

Where is Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services located?

Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services is located at 9700 El Camino Real Ste 200, Atascadero, CA 93422. The listed phone number is (805) 460-7300.

What is Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services's specialty?

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

Is Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services enrolled in Medicare?

Yes. Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services, in Clinical Social Worker and Marriage and Family Therapist. 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. Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Shannon Cantillano Licensed Clinical Social Worker Inc Dba Inner Expansions Therapy Services was last updated on June 16, 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.