John Koski, M.D.
General Practice Physician · New York, NY
John Koski, M.D. is a general practice physician with a practice address in New York, New York, and NPI 1043589203, issued on Dec 17, 2011. Check the license (New York 219191, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- John Koski
- Credential
- M.D.
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- 219191 NY
Self-reported in NPPES; status is on the state search - Practice location
- 404 E 76TH St, New York, NY 10021
- Phone
- (917) 432-2755
- Enumerated
- Dec 17, 2011
- Record last updated
- Dec 17, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 681 in New York → Look up another NPI →
Verify John Koski 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 219191Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $198.28
2 payments; by number, the most common kind was travel and lodging; the largest payer was Intuitive Surgical, Inc. The 4,259 providers of this specialty with any payment received $1,273.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
John Koski among 681 general practice physician records in New York
John Koski, 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 2011, is newer than 53% of them.
- NPI issued2011 · 53% of these records are older, 42% newer
- In a Medicare fileYes · 49% of these records are
- In the CMS Doctors and Clinicians fileNo · 21% of these records are
- Record last updated2011 · 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 New York → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Matthew Brackman, MDNew York, NY 100211578592218
- Herbert Freedman, M.D.New York, NY 100211689705188
- Viera Hentek, MDNew York, NY 100211295703999
- Jana Klauer, M.D.New York, NY 100211245569771
- Patricia Muehsam, M.D.New York, NY 100211619095874
- Susan Rosen, MDNew York, NY 100211568511079
- Albert Ross, MDNew York, NY 100211407047814
- Zachary Sharon, M.D.New York, NY 100211386969673
Common questions
What is John Koski, M.D.'s NPI number?
John Koski, M.D.'s National Provider Identifier (NPI) is 1043589203, issued on Dec 17, 2011. An NPI identifies a provider in billing; it is not a license.
Where is John Koski, M.D. located?
The NPPES record lists a practice address at 404 E 76TH St, New York, NY, 10021. Phone: (917) 432-2755. Providers update this record themselves, so call before visiting.
How can I verify John Koski, M.D.'s license?
NPPES lists New York license number 219191, 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.
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.