NPPES file of Aug 9, 2026

Marianne E. Donahue, L.C.S.W.

Clinical Social Worker · Portland, ME

Marianne E. Donahue, L.C.S.W. is a clinical social worker with a practice address in Portland, Maine, and NPI 1972779593, issued on May 4, 2008. Check the license (Maine LC4450, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972779593
Name
Marianne E. Donahue
Credential
L.C.S.W.
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
LC4450 ME
Self-reported in NPPES; status is on the state search
Practice location
180 Park Ave, Portland, ME 04102
Phone
(207) 874-2141
Enumerated
May 4, 2008
Record last updated
Dec 9, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(207) 874-2164
Medicare enrollment
Enrolled (PECOS I20101220001097); accepts Medicare assignment
Medical or professional school
Boston University School Of Medicine, 1991
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 180 Park Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Muse Ali, MSWClinical Social Worker1689925810
  2. Olga Alicea, LCSWClinical Social Worker1497070155
  3. Steven Blumenthal, MDPediatrics Physician1275565384
  4. Tiffany Bourque, RNRegistered Nurse1184986465
  5. Valerie Bramble, RNRegistered Nurse1154697183
  6. Jean Bugbee, PNPPediatric Nurse Practitioner1437457496

Verify Marianne E. Donahue in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maine board licenses this profession
    Search for license LC4450
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Maine license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Portland Community Health CenterPortland, ME

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Marianne E. Donahue among 3,673 clinical social worker records in Maine

Marianne E. Donahue, L.C.S.W. is one of 3,673 clinical social worker records with a practice address in Maine. 19% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 33% of them.

  • NPI issued2008 · 33% of these records are older, 63% newer
  • In a Medicare fileYes · 19% of these records are
  • In the CMS Doctors and Clinicians fileYes · 26% of these records are
  • Graduated1991 · median 2008 among the 939 with a school on file
  • Record last updated2013 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

669 clinical social worker records list a practice address in Portland

They are 669 of the 6,022 NPPES records with a practice address in Portland, and 3,673 clinical social worker records in Maine.

The 8 clinical social worker records with the nearest ZIP codes

  1. Tina Cole, LCSWPortland, ME 041021669420592
  2. Debra Davis, LCSWPortland, ME 041021801814025
  3. William Eldridge, LCSWPortland, ME 041021235141680
  4. Anne Freedman, LCSWPortland, ME 041021689682809
  5. John Green, LCSWPortland, ME 041021184683468
  6. Ellen Gurney, LCSWPortland, ME 041021033196340
  7. Caroline Houppert, LCSWPortland, ME 041021306861224
  8. Frank Knowles, LCSWPortland, ME 041021699884569

Common questions

What is Marianne E. Donahue, L.C.S.W.'s NPI number?

Marianne E. Donahue, L.C.S.W.'s National Provider Identifier (NPI) is 1972779593, issued on May 4, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Marianne E. Donahue, L.C.S.W. located?

The NPPES record lists a practice address at 180 Park Ave, Portland, ME, 04102. Phone: (207) 874-2141. Providers update this record themselves, so call before visiting.

How can I verify Marianne E. Donahue, L.C.S.W.'s license?

NPPES lists Maine license number LC4450, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.