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ELIZABETH SIROIS LCSW
NPI 1598539868
Social Worker - Clinical in Ellsworth, ME

Active since November 08, 2023PECOS Enrolled
249 BUCKSPORT RD, ELLSWORTH, ME 04605(207) 212-8993 Get Directions Write a Review

NPPES record last updated: June 22, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 5, 2025, Nov 8, 2023 (2 updates tracked since 2023).

About Elizabeth Sirois Lcsw NPPES

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

ELIZABETH SIROIS LCSW (NPI 1598539868) is an individual clinical provider in Ellsworth, Maine, licensed in Maine (LC25437) and active in the NPI registry since November 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1598539868
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameELIZABETH SIROISCredential: LCSW
Location Address249 BUCKSPORT RDEllsworth, ME 04605-2733
Mailing AddressPo Box 1769Ellsworth, ME 04605-5269 · (207) 212-8993
Phone(207) 212-8993
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateNovember 8, 2023
Last NPPES UpdateJune 22, 20262 updates tracked since enumeration
NPPES CertifiedJune 22, 2026
✔ NPI 1598539868 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 ME · LC25437
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.
249 BUCKSPORT RD, Ellsworth, ME 04605
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care, Taro Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Elizabeth Sirois Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4284128745
PECOS Enrollment IDI20251211001475
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 Elizabeth Sirois reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Acadia Hospital Corp
25 mi
Psychiatric Hospital
268 STILLWATER AVENUE
Bangor, ME 04401
  • Reassigned Medicare billing, Maine enrollment
  • 348 clinicians in this Medicare group
NPI 1215940523 (207) 973-6470

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04605 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 $53.26 – $162.77
Typical copayment $0.00 (range $13.31 – $40.69)
Most-billed visit code NA
Established Patient
$66.74 typical visit price
range $16.90 – $132.79
Typical copayment $16.68 (range $4.22 – $33.19)
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.

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 Elizabeth Sirois's NPI number?

The NPI number for Elizabeth Sirois is 1598539868. It was assigned to this individual provider in the NPPES registry on November 8, 2023.

Where is Elizabeth Sirois located?

Elizabeth Sirois practices at 249 Bucksport Rd, Ellsworth, ME 04605. The listed phone number is (207) 212-8993.

What is Elizabeth Sirois's specialty?

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

Is Elizabeth Sirois enrolled in Medicare?

Yes. Elizabeth Sirois is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Elizabeth Sirois's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Sirois reassigns Medicare benefits to Acadia Hospital Corp (Bangor, ME). 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 Elizabeth Sirois's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Elizabeth Sirois accept?

Health plans from Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Taro Health list Elizabeth Sirois 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 Elizabeth Sirois was last updated on June 22, 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.