Patrick Brennan, P.A.
Physician Assistant · Roslyn, NY
Patrick Brennan, P.A. is a physician assistant with a practice address in Roslyn, New York, and NPI 1003964842, issued on Jan 8, 2007. Check the license (New York 002627, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Patrick Brennan
- Credential
- P.A.
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 002627 NY
Self-reported in NPPES; status is on the state search - Practice location
- 100 Port Washington Blvd, Roslyn, NY 11576
- Phone
- (516) 338-5358
- Enumerated
- Jan 8, 2007
- Record last updated
- Apr 4, 2008 (not updated in 18 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 15,555 in New York → Look up another NPI →
Also registered at 100 Port Washington Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Patrick Brennan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 002627Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average physician assistant in 2024
12 Medicare Part D claims, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
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.
Patrick Brennan among 15,555 physician assistant records in New York
Patrick Brennan, P.A. is one of 15,555 physician assistant records with a practice address in New York. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 13% of them.
- NPI issued2007 · 13% of these records are older, 80% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 52% of these records are
- Record last updated2008 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
118 physician assistant records list a practice address in Roslyn
They are 118 of the 744 NPPES records with a practice address in Roslyn, and 15,555 physician assistant records in New York.
All 15,555 in New York → Every provider in Roslyn → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Mary Cerasoli, P.A.Roslyn, NY 115761881741866
- Michael Malavet, P.A.Roslyn, NY 115761669529624
- Janet Montante, P.A.Roslyn, NY 115761508913567
- Andrew Nugent, P.A.Roslyn, NY 115761083761993
- Fay Reinhalter, PARoslyn, NY 115761619024668
- Cheryl Rothman, RPA-CRoslyn, NY 115761790845451
- Ashish Seth, P.A.Roslyn, NY 115761346397312
- Eileen Stanton, P.A.ARoslyn, NY 115761346397171
Common questions
What is Patrick Brennan, P.A.'s NPI number?
Patrick Brennan, P.A.'s National Provider Identifier (NPI) is 1003964842, issued on Jan 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Patrick Brennan, P.A. located?
The NPPES record lists a practice address at 100 Port Washington Blvd, Roslyn, NY, 11576. Phone: (516) 338-5358. Providers update this record themselves, so call before visiting.
How can I verify Patrick Brennan, P.A.'s license?
NPPES lists New York license number 002627, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Patrick Brennan, P.A. prescribe under Medicare Part D?
In 2024, Patrick Brennan, P.A. had 12 Medicare Part D claims; the average among physician assistant prescribers was 830. 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.