NPPES file of Aug 9, 2026

Marilyn Sullivan, NP

Psychiatric/Mental Health Nurse Practitioner · Webster, NY

Marilyn Sullivan, NP is a psychiatric/mental health nurse practitioner with a practice address in Webster, New York, and NPI 1003929373, issued on Aug 17, 2006. Check the license (New York F400291, as entered in NPPES) with the New York 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
1003929373
Name
Marilyn Sullivan
Credential
NP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
F400291 NY
Self-reported in NPPES; status is on the state search
Practice location
1527 Empire Blvd, Webster, NY 14580
Phone
(585) 670-0507
Enumerated
Aug 17, 2006
Record last updated
May 24, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(585) 645-0939
Medicare enrollment
Enrolled (PECOS I20081209000331); accepts Medicare assignment
Medical or professional school
University Of Rochester School Of Medicine And Dentistry, 1984
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 1527 Empire Blvd

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

  1. Sahar Elezabi, MD, MPHPsychiatry Physician1548219181

Verify Marilyn Sullivan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license F400291
    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
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45% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

495 Medicare Part D claims for 33 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Marilyn Sullivan495
  2. Specialty average906

Most prescribed

  1. Clonazepam48 claims
  2. Duloxetine Hcl41 claims
  3. Alprazolam37 claims
  4. Fluoxetine Hcl34 claims
  5. Quetiapine Fumarate34 claims
  6. Bupropion Xl25 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: $1,049.29

31 payments; by number, the most common kind was food and beverage; the largest payer was Neurocrine Biosciences, Inc. 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. Marilyn Sullivan$1,049.29
  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.

Psychiatric/Mental Health Nurse Practitioner providers in New York

There are 4,129 psychiatric/mental health nurse practitioner records in New York.

Other psychiatric/mental health nurse practitioner records in New York

  1. Lori Aavik, DNPNew York, NY1770398802
  2. Jeanne Abatemarco, N.P.P., M.S., R,NNew York, NY1043754989
  3. Geraldine Abbatiello, PHD, GNP, PMHNPChappaqua, NY1235314352
  4. Romane Abbensetts, PMHNPCommack, NY1437616240
  5. Arias Abbruzzi Davis, DNP-BCNew York, NY1073294377
  6. Nadine Abdellatif, DNP, PMHNPOrchard Park, NY1225613615
  7. Nikesha AbdoolBrooklyn, NY1508358011
  8. Kemi Abdul, PSYCHIATRIC NPBrooklyn, NY1437318755
  9. Bernadette Abeel, NURSE PRACTITIONERAlbany, NY1710657986
  10. Robert Abel, NURSE PRACTITIONERNew York, NY1215184445

Common questions

What is Marilyn Sullivan, NP's NPI number?

Marilyn Sullivan, NP's National Provider Identifier (NPI) is 1003929373, issued on Aug 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marilyn Sullivan, NP located?

The NPPES record lists a practice address at 1527 Empire Blvd, Webster, NY, 14580. Phone: (585) 670-0507. Providers update this record themselves, so call before visiting.

How can I verify Marilyn Sullivan, NP's license?

NPPES lists New York license number F400291, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Marilyn Sullivan, NP prescribe under Medicare Part D?

In 2024, Marilyn Sullivan, NP had 495 Medicare Part D claims for 33 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.

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.