Catherine Joanna Sinnott, M.D.
General Practice Physician · Brooklyn, NY
Catherine Joanna Sinnott, M.D. is a general practice physician with a practice address in Brooklyn, New York, and NPI 1447409438, issued on Sep 15, 2008. Check the license (New York 262311, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Catherine Joanna Sinnott
- Credential
- M.D.
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- 262311 NY
Self-reported in NPPES; status is on the state search - Practice location
- 800 Poly PL, Brooklyn, NY 11209
- Phone
- (212) 686-7500
- Enumerated
- Sep 15, 2008
- Record last updated
- Mar 16, 2024
- Medicare enrollment
- Enrolled (PECOS I20231212000165); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 681 in New York → Look up another NPI →
Also registered at 800 Poly PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Catherine Joanna Sinnott 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 262311Check 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 general practice physician in 2024
22 Medicare Part D claims, against an average of 3,030 among the 8,395 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.
Bills Medicare through one group practice
- Integrated Wound Care New York Medical PLLCBrooklyn, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Catherine Joanna Sinnott among 681 general practice physician records in New York
Catherine Joanna Sinnott, M.D. is one of 681 general practice physician records with a practice address in New York. 49% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 39% of them.
- NPI issued2008 · 39% of these records are older, 56% newer
- In a Medicare fileYes · 49% of these records are
- In the CMS Doctors and Clinicians fileYes · 21% of these records are
- Graduated2007 · median 2002 among the 141 with a school on file
- Record last updated2024 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in New York
There are 681 general practice physician records in New York.
All 681 in New York → Every provider in Brooklyn → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Jerome CantorBrooklyn, NY 112091467860148
- Alexander Hoffman, MDBrooklyn, NY 112091346461621
- Warren Lyons, MDBrooklyn, NY 112091548394026
- Bronislava Shteyngart, MDBrooklyn, NY 112091902214687
- Archimedes Jao, M.D.Brooklyn, NY 112081932438470
- Helen OletuBrooklyn, NY 112081730952318
- Marjorie Ordene, M.D.Brooklyn, NY 112101396966990
- Anita SiuBrooklyn, NY 112101083784607
Common questions
What is Catherine Joanna Sinnott, M.D.'s NPI number?
Catherine Joanna Sinnott, M.D.'s National Provider Identifier (NPI) is 1447409438, issued on Sep 15, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Joanna Sinnott, M.D. located?
The NPPES record lists a practice address at 800 Poly PL, Brooklyn, NY, 11209. Phone: (212) 686-7500. Providers update this record themselves, so call before visiting.
How can I verify Catherine Joanna Sinnott, M.D.'s license?
NPPES lists New York license number 262311, 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 Catherine Joanna Sinnott, M.D. prescribe under Medicare Part D?
In 2024, Catherine Joanna Sinnott, M.D. had 22 Medicare Part D claims; the average among general practice physician prescribers was 3,030. 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.