Mark Horowitz, MD
Urology Physician · Flushing, NY
Mark Horowitz, MD is a urology physician with a practice address in Flushing, New York, and NPI 1881689008, issued on Sep 14, 2005. Check the license (New York 172766, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Mark Horowitz
- Credential
- MD
- Primary taxonomy
- Urology Physician 208800000X
- License number
- 172766 NY
Self-reported in NPPES; status is on the state search - Practice location
- 5645 Main St, Flushing, NY 11355
- Phone
- (718) 445-0220
- Enumerated
- Sep 14, 2005
- Record last updated
- Jul 30, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (718) 939-1167
- Medicaid ID
- 01562707 NY
- Medicare enrollment
- Enrolled (PECOS I20040406001821); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 1986
- Entity
- Type 1 · individual
8 nearest urology physician records → All 1,091 in New York → Look up another NPI →
Also registered at 5645 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anaida Abagyan-Stanczyk, DPMFoot & Ankle Surgery Podiatrist1194250274
- Jonathan Abayev, RPA-CPhysician Assistant1952580102
- Mohammed Abdelrehem, PA-CPhysician Assistant1689569253
- Ghaith AbdullahStudent in an Organized Health Care Education/Training Program1205776382
- Abbas AbediStudent in an Organized Health Care Education/Training Program1598409948
- Mariebelle AbelardeCertified Registered Nurse Anesthetist1396116604
Verify Mark 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 172766Check 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: $173.42
3 payments; by number, the most common kind was food and beverage; the largest payer was Teleflex LLC. The 9,340 providers of this specialty with any payment received $3,800.04 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 Hyde Park, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Horowitz among 1,091 urology physician records in New York
Mark Horowitz, MD is one of 1,091 urology physician records with a practice address in New York. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1986 · median 2000 among the 735 with a school on file
- Record last updated2015 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in New York
There are 1,091 urology physician records in New York.
All 1,091 in New York → Every provider in Flushing → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Michael Amirian, M.D.Flushing, NY 113551124344221
- Antony Chen, M.D.Flushing, NY 113551316987845
- Louis Cornacchia, M.D.Flushing, NY 113551174688964
- Robert Farrell, M.D.Flushing, NY 113551598763377
- Albert Leung, M.D.Flushing, NY 113551487626578
- Robert Luangkhot, M.D.Flushing, NY 113551164485421
- Neal Patel, MDFlushing, NY 113551922426816
- Madireddy Subbareddy, MDFlushing, NY 113551902824899
Common questions
What is Mark Horowitz, MD's NPI number?
Mark Horowitz, MD's National Provider Identifier (NPI) is 1881689008, issued on Sep 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mark Horowitz, MD located?
The NPPES record lists a practice address at 5645 Main St, Flushing, NY, 11355. Phone: (718) 445-0220. Providers update this record themselves, so call before visiting.
How can I verify Mark Horowitz, MD's license?
NPPES lists New York license number 172766, 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.