NPPES file of Aug 9, 2026

Marissa Oleary

Registered Nurse · Rochester, NY

Marissa Oleary is a registered nurse with a practice address in Rochester, New York, and NPI 1447095666, issued on Jun 28, 2024. Check the license (New York 764031, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447095666
Name
Marissa Oleary
Primary taxonomy
Registered Nurse 163W00000X
License number
764031 NY
Self-reported in NPPES; status is on the state search
Practice location
601 Elmwood Ave, Rochester, NY 14642
Phone
(585) 275-0202
Enumerated
Jun 28, 2024
Record last updated
Jun 28, 2024
Medicare enrollment
Enrolled (PECOS I20241115000310); accepts Medicare assignment
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 registered nurse records → All 25,740 in New York → Look up another NPI →

Also registered at 601 Elmwood Ave

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

  1. Asli Saba Abaci, M.D.Child & Adolescent Psychiatry Physician1538100961
  2. Syed Faiz Abbas, MDCardiovascular Disease Physician1316557853
  3. Asim Abbasi, MDPediatric Emergency Medicine (Pediatrics) Physician1336155456
  4. Cameron Abbey-Mott, PHARMDSolid Organ Transplant Pharmacist1124953625
  5. Jessica Abbott, PHARMD, RPHPharmacist1548120272
  6. Maisa Abdalla, M.D.Gastroenterology Physician1669645222

Verify Marissa Oleary 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 764031    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 New York 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. Hematology Clinical GroupRochester, NY

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

Marissa Oleary among 25,740 registered nurse records in New York

Marissa Oleary is one of 25,740 registered nurse records with a practice address in New York. 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 79% of them.

  • NPI issued2024 · 79% of these records are older, 14% newer
  • In a Medicare fileYes · 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · under 1% of these records are
  • Graduated2024 · median 2020 among the 175 with a school on file
  • Record last updated2024 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163W00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

904 registered nurse records list a practice address in Rochester

They are 904 of the 20,520 NPPES records with a practice address in Rochester, and 25,740 registered nurse records in New York.

All 25,740 in New York → Every provider in Rochester → Registered Nurse nationwide →

The 8 registered nurse records with the nearest ZIP codes

  1. Jennifer Cole, R.N.Rochester, NY 146421588996953
  2. Elizabeth DangeloRochester, NY 146421619385754
  3. Christy Dillon, FNPRochester, NY 146421285950378
  4. Jamie HillsRochester, NY 146421245504349
  5. Shannon Hoffman, RNRochester, NY 146421285982892
  6. Margaret KearneyRochester, NY 146421306170261
  7. Susan Koomen, NPRochester, NY 146421346313467
  8. Shonta McFaydenRochester, NY 146421952759706

Common questions

What is Marissa Oleary's NPI number?

Marissa Oleary's National Provider Identifier (NPI) is 1447095666, issued on Jun 28, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Marissa Oleary located?

The NPPES record lists a practice address at 601 Elmwood Ave, Rochester, NY, 14642. Phone: (585) 275-0202. Providers update this record themselves, so call before visiting.

How can I verify Marissa Oleary's license?

NPPES lists New York license number 764031, as entered by the provider. Search the New York 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.

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.