NPPES file of Aug 9, 2026

Marianne Decain Tarraza, NP

Psychiatric/Mental Health Nurse Practitioner · Portland, ME

Marianne Decain Tarraza, NP is a psychiatric/mental health nurse practitioner with a practice address in Portland, Maine, and NPI 1780646430, issued on Apr 6, 2006. Check the license (Maine CNP81164, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780646430
Name
Marianne Decain Tarraza
Credential
NP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
CNP81164 ME
RN38186 ME
Self-reported in NPPES; status is on the state search
Practice location
165 Lancaster St, Portland, ME 04101
Phone
(207) 874-1030
Enumerated
Apr 6, 2006
Record last updated
Mar 31, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(207) 874-1044
Medicare enrollment
Enrolled (PECOS I20090326000241); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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8 nearest psychiatric/mental health nurse practitioner records → All 472 in Maine → Look up another NPI →

Also registered at 165 Lancaster St

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

  1. Meredith Anderson, LCSWClinical Social Worker1053613695
  2. Sumayya AyazChild & Adolescent Psychiatry Physician1316398647
  3. Emily Baronfeld, LCSWClinical Social Worker1861145658
  4. Katelyn Baxter-Musser, LCSWClinical Social Worker1437499886
  5. Erin Benner, LCSWClinical Social Worker1386979433
  6. Kathleen Bennett, M.S., CF -SLPSpeech-Language Pathologist1730755844

Verify Marianne Decain Tarraza 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 CNP81164    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

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86% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

1,687 Medicare Part D claims for 102 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Marianne Tarraza1,687
  2. Specialty average906

Most prescribed

  1. Clonazepam217 claims
  2. Lorazepam106 claims
  3. Gabapentin97 claims
  4. Lamotrigine91 claims
  5. Bupropion Xl82 claims
  6. Escitalopram Oxalate65 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $3,881.22

128 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marianne Tarraza$3,881.22
  2. Specialty average$1,027.77

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Marianne Decain Tarraza among 472 psychiatric/mental health nurse practitioner records in Maine

Marianne Decain Tarraza, NP is one of 472 psychiatric/mental health nurse practitioner records with a practice address in Maine. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 84% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2002 · median 2019 among the 303 with a school on file
  • Record last updated2019 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

71 psychiatric/mental health nurse practitioner records list a practice address in Portland

They are 71 of the 6,022 NPPES records with a practice address in Portland, and 472 psychiatric/mental health nurse practitioner records in Maine.

All 472 in Maine → Every provider in Portland → Psychiatric/Mental Health Nurse Practitioner nationwide →

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Sandra Aubelangella, CNSPortland, ME 041011306883129
  2. Maureen Callnan, PMHNPPortland, ME 041011740332949
  3. Kelly Cignoli, NPPortland, ME 041011457529083
  4. Beth Dube, NP, RNPortland, ME 041011770764227
  5. Pamela Dyer, R.N.Portland, ME 041011063457042
  6. Jennifer Eilts-McKenney, NP, RN, LCPCPortland, ME 041011780729954
  7. Kimberly Foster, N.P.Portland, ME 041011396721924
  8. Constance Jordan, ANP, PMHNPPortland, ME 041011518939032

Common questions

What is Marianne Decain Tarraza, NP's NPI number?

Marianne Decain Tarraza, NP's National Provider Identifier (NPI) is 1780646430, issued on Apr 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marianne Decain Tarraza, NP located?

The NPPES record lists a practice address at 165 Lancaster St, Portland, ME, 04101. Phone: (207) 874-1030. Providers update this record themselves, so call before visiting.

How can I verify Marianne Decain Tarraza, NP's license?

NPPES lists Maine license number CNP81164, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.

How much does Marianne Decain Tarraza, NP prescribe under Medicare Part D?

In 2024, Marianne Decain Tarraza, NP had 1,687 Medicare Part D claims for 102 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.