MS. MARY ELIZABETH O'NEIL (LCSW) – Clinical Social Worker, NPI 1407985500

MS. MARY ELIZABETH O'NEIL (LCSW) is a healthcare provider. based in Portland, Maine. specializing in Clinical Social Worker. They hold the professional credentials LCSW. They hold a License No. LC5216 (ME). The NPI Number for MS. MARY ELIZABETH O'NEIL (LCSW) is 1407985500

Main info

Female
Sole Proprietor
Name
MS. MARY ELIZABETH O'NEIL (LCSW)
NPI
1407985500
Phone
(207) 838-4056
Address
1600 FOREST AVE
Enumeration Date
5 March 2007
Last Update Date
2 January 2024
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness75
Years active:19State licenses:1Digital endpointsOther names

Provider Addresses for MS. MARY ELIZABETH O'NEIL (LCSW)

  • 1600 FOREST AVE

    PORTLAND, ME 041031314

    Phone: (207) 838-4056

    Type: Location

  • 31 MCEACHERN DR

    POLAND, ME 042745984

    Phone: (207) 838-4056

    Type: Mailing

  • 123 ANDOVER RD

    WESTBROOK, ME 040923848

    Phone: (207) 838-4056

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

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Medicare Enrollment & Revalidation

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Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

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Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 04103)

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Reviews

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Frequently asked questions

Can I verify MS. MARY ELIZABETH O'NEIL (LCSW) with an NPI only?
You can start verification with NPI 1407985500 for MS. MARY ELIZABETH O'NEIL (LCSW), then check state licensing separately.
Does CMS list MS. MARY ELIZABETH O'NEIL (LCSW) as active?
Yes — MS. MARY ELIZABETH O'NEIL (LCSW) is active in the NPI listing used on this page.
What healthcare role does MS. MARY ELIZABETH O'NEIL (LCSW) hold?
Scheduling teams often label MS. MARY ELIZABETH O'NEIL (LCSW) under Clinical Social Worker. Clinical services aligned with this taxonomy classification.
What address line appears for MS. MARY ELIZABETH O'NEIL (LCSW)?
MS. MARY ELIZABETH O'NEIL (LCSW)'s geographic hint is Portland, Maine in our summary view.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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