MS. ELIZABETH ANNE KARLONAS LMSW-CC
NPI 1003216904
Social Worker in Portland, ME

Q: What is Elizabeth Karlonas's NPI number?

The NPI number for Elizabeth Karlonas is 1003216904. It was assigned to this individual provider in the NPPES registry on August 27, 2014.

Q: What is Elizabeth Karlonas's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Active since August 27, 2014PECOS Enrolled

142 HIGH ST., SUITE 423, PORTLAND, ME 04101(207) 494-8010(207) 494-8471 Get Directions Write a Review

NPPES record last updated: August 27, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Ms. Elizabeth Anne Karlonas Lmsw-cc NPPES

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

MS. ELIZABETH ANNE KARLONAS LMSW-CC (NPI 1003216904) is an individual social worker in Portland, Maine, licensed in Maine (MC14433) and active in the NPI registry since August 2014. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003216904

Entity TypeIndividualFemale

Primary Taxonomy104100000X

Provider Legal NameMS. ELIZABETH ANNE KARLONASCredential: LMSW-CC

Location Address142 HIGH ST., SUITE 423Portland, ME 04101

Mailing Address118 Alfred St, Alternative Wellness ServicesBiddeford, ME 04005 · (207) 494-8010 · Fax (207) 494-8471

Phone(207) 494-8010

Fax(207) 494-8471

Sole ProprietorYes

Enumeration DateAugust 27, 2014

✔ NPI 1003216904 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers

Taxonomy Code104100000X

License✔ Licensed in ME · MC14433

Definition

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

142 HIGH ST., Portland, ME 04101

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Harvard Pilgrim Health Care.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Elizabeth Anne Karlonas Lmsw-cc 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.

Medicare Billing Reassignment

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

Mercy Hospital

1.0 mi

General Acute Care Hospital

175 FORE RIVER PKWY
Portland, ME 04102

Reassigned Medicare billing, Maine enrollment
322 clinicians in this Medicare group

NPI 1629078712 (207) 879-3000

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 Elizabeth Karlonas's NPI number?

The NPI number for Elizabeth Karlonas is 1003216904. It was assigned to this individual provider in the NPPES registry on August 27, 2014.

Where is Elizabeth Karlonas located?

Elizabeth Karlonas practices at 142 High St. Suite 423, Portland, ME 04101. The listed phone number is (207) 494-8010.

What is Elizabeth Karlonas's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Elizabeth Karlonas enrolled in Medicare?

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

Which organization bills Medicare for Elizabeth Karlonas's services?

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

What insurance does Elizabeth Karlonas accept?

Health plans from Harvard Pilgrim Health Care list Elizabeth Karlonas 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 Karlonas was last updated on August 27, 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.