James Michael Horowitz, M.D.
Cardiovascular Disease Physician · New York, NY
James Michael Horowitz, M.D. is a cardiovascular disease physician with a practice address in New York, New York, and NPI 1831374131, issued on Jan 4, 2008. Check the license (New York 244152, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- James Michael Horowitz
- Credential
- M.D.
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 244152 NY
Self-reported in NPPES; status is on the state search - Practice location
- 550 1St Avenue, New York, NY 10016
- Phone
- (212) 263-7000
- Enumerated
- Jan 4, 2008
- Record last updated
- Apr 2, 2025
- Medicare enrollment
- Enrolled (PECOS I20120330000060); accepts Medicare assignment
- Medical or professional school
- Perelman School Of Med At The University Of Pennsylvania, 2005
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 2,583 in New York → Look up another NPI →
Also registered at 550 1St Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jessica Alkana, M.DStudent in an Organized Health Care Education/Training Program1962257493
- Uzoamaka AsonyePsychiatry Physician1295225548
- Justin Bellamy, M.D.Student in an Organized Health Care Education/Training Program1407127780
- Sophia Chen, MDStudent in an Organized Health Care Education/Training Program1467842682
- Rabia De Latour, M.D.Student in an Organized Health Care Education/Training Program1588956411
Verify James Michael Horowitz 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 244152Check 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: $557.55
19 payments; by number, the most common kind was food and beverage; the largest payer was Philips North America LLC. The 16,686 providers of this specialty with any payment received $3,819.56 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.
Bills Medicare through one group practice
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Michael Horowitz among 2,583 cardiovascular disease physician records in New York
James Michael Horowitz, M.D. is one of 2,583 cardiovascular disease physician records with a practice address in New York. 87% 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 66% of them.
- NPI issued2008 · 66% of these records are older, 27% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2005 · median 1998 among the 1,896 with a school on file
- Record last updated2025 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in New York
There are 2,583 cardiovascular disease physician records in New York.
All 2,583 in New York → Every provider in New York → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Robert Applebaum, M.D.New York, NY 100161932193323
- George Bear, M.D.New York, NY 100161982699468
- Russell Berdoff, MDNew York, NY 100161306847793
- Andrea Berger, MDNew York, NY 100161154323863
- William Cole, M.D.New York, NY 100161205820701
- Daniel Fisher, M.D.New York, NY 100161386638773
- Glenn Fishman, M.D.New York, NY 100161376536797
- Robin Freedberg, M.D.New York, NY 100161386638013
Common questions
What is James Michael Horowitz, M.D.'s NPI number?
James Michael Horowitz, M.D.'s National Provider Identifier (NPI) is 1831374131, issued on Jan 4, 2008. An NPI identifies a provider in billing; it is not a license.
Where is James Michael Horowitz, M.D. located?
The NPPES record lists a practice address at 550 1St Avenue, New York, NY, 10016. Phone: (212) 263-7000. Providers update this record themselves, so call before visiting.
How can I verify James Michael Horowitz, M.D.'s license?
NPPES lists New York license number 244152, 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.