Brian Thomas McGuinness, M.D.
Ophthalmology Physician · East Patchogue, NY
Brian Thomas McGuinness, M.D. is an ophthalmology physician with a practice address in East Patchogue, New York, and NPI 1720014574, issued on Jun 23, 2006. Check the license (New York 165780, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Brian Thomas McGuinness
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 165780 NY
Self-reported in NPPES; status is on the state search - Practice location
- 250 Patchogue Yaphank RD, East Patchogue, NY 11772
- Phone
- (631) 475-3355
- Enumerated
- Jun 23, 2006
- Record last updated
- Jan 24, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicaid ID
- 1217014 NY
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 1,822 in New York → Look up another NPI →
Also registered at 250 Patchogue Yaphank RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mitul Patel, M.D.General Practice Physician1285615120
Verify Brian Thomas McGuinness in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 165780Check 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 ophthalmology physician in 2024
18 Medicare Part D claims, against an average of 1,518 among the 16,459 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Brian Thomas McGuinness among 1,822 ophthalmology physician records in New York
Brian Thomas McGuinness, M.D. is one of 1,822 ophthalmology physician records with a practice address in New York. 79% 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 16% of them.
- NPI issued2006 · 16% of these records are older, 34% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 67% of these records are
- Record last updated2017 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in New York
There are 1,822 ophthalmology physician records in New York.
All 1,822 in New York → Every provider in East Patchogue → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Christopher Adam, MDEast Patchogue, NY 117721962821355
- Michelle Guevarra Pena, MDPatchogue, NY 117721588628911
- Grace Lessing, MDEast Patchogue, NY 117721588733141
- Charles Rothberg, MDPatchogue, NY 117721326132184
- Leanne Molia, M.D.Port Jefferson Station, NY 117761003908831
- Meredith Regina-Gigliotti, MDNorthport, NY 117681265581227
- Alfred Cossari, MDPort Jefferson, NY 117771972607000
- Donna Geiger, M.D.Port Jefferson, NY 117771821096553
Common questions
What is Brian Thomas McGuinness, M.D.'s NPI number?
Brian Thomas McGuinness, M.D.'s National Provider Identifier (NPI) is 1720014574, issued on Jun 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brian Thomas McGuinness, M.D. located?
The NPPES record lists a practice address at 250 Patchogue Yaphank RD, East Patchogue, NY, 11772. Phone: (631) 475-3355. Providers update this record themselves, so call before visiting.
How can I verify Brian Thomas McGuinness, M.D.'s license?
NPPES lists New York license number 165780, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Brian Thomas McGuinness, M.D. prescribe under Medicare Part D?
In 2024, Brian Thomas McGuinness, M.D. had 18 Medicare Part D claims; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
What is Brian Thomas McGuinness, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.