Stephen Andrew Mezzafonte, M.D.
Interventional Cardiology Physician · Roslyn, NY
Stephen Andrew Mezzafonte, M.D. is an interventional cardiology physician with a practice address in Roslyn, New York, and NPI 1649443649, issued on Apr 10, 2008. Check the license (New York 230538, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Stephen Andrew Mezzafonte
- Credential
- M.D.
- Primary taxonomy
- Interventional Cardiology Physician 207RI0011X
- License number
- 230538 NY
Self-reported in NPPES; status is on the state search - Practice location
- 100 Port Washington Blvd, Roslyn, NY 11576
- Phone
- (516) 390-9640
- Enumerated
- Apr 10, 2008
- Record last updated
- Apr 13, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (516) 390-9650
- Medicare enrollment
- Enrolled (PECOS I20090824000433); accepts Medicare assignment
- Medical or professional school
- New York University School Of Medicine, 2002
- Entity
- Type 1 · individual
8 nearest interventional cardiology physician records → All 404 in New York → Look up another NPI →
Also registered at 100 Port Washington Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Stephen Andrew Mezzafonte 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 230538Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.2 times the Medicare Part D claims of the average interventional cardiology physician in 2024
10,248 Medicare Part D claims for 1,259 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Metoprolol Succinate1,153 claims
- Atorvastatin Calcium929 claims
- Rosuvastatin Calcium856 claims
- Amlodipine Besylate565 claims
- Eliquis400 claims
- Clopidogrel355 claims
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.
Industry payments in 2024: $900.31
27 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 6,394 providers of this specialty with any payment received $7,062.29 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
- Chs Physician Partners PCRoslyn, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen Andrew Mezzafonte among 404 interventional cardiology physician records in New York
Stephen Andrew Mezzafonte, M.D. is one of 404 interventional cardiology physician records with a practice address in New York. 93% 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 47% of them.
- NPI issued2008 · 47% of these records are older, 44% newer
- In a Medicare fileYes · 93% of these records are
- In the CMS Doctors and Clinicians fileYes · 86% of these records are
- Graduated2002 · median 2003 among the 349 with a school on file
- Record last updated2010 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 interventional cardiology physician records list a practice address in Roslyn
They are 11 of the 744 NPPES records with a practice address in Roslyn, and 404 interventional cardiology physician records in New York.
All 404 in New York → Every provider in Roslyn → Interventional Cardiology Physician nationwide →
The 8 interventional cardiology physician records with the nearest ZIP codes
- Andrew Berke, M.D.Roslyn, NY 115761588738140
- David Cohen, M.D.Roslyn, NY 115761306888144
- Harminder Gill, BMBCHRoslyn, NY 115761275405805
- Alan Goldman, MDRoslyn, NY 115761588616874
- Antonio Madrid, MDRoslyn, NY 115761619928868
- Thomas Pappas, MDRoslyn, NY 115761164474417
- Alfred Randall, MDRoslyn, NY 115761831101328
- Richard Shlofmitz, M.D.Roslyn, NY 115761730192709
Common questions
What is Stephen Andrew Mezzafonte, M.D.'s NPI number?
Stephen Andrew Mezzafonte, M.D.'s National Provider Identifier (NPI) is 1649443649, issued on Apr 10, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Andrew Mezzafonte, M.D. located?
The NPPES record lists a practice address at 100 Port Washington Blvd, Roslyn, NY, 11576. Phone: (516) 390-9640. Providers update this record themselves, so call before visiting.
How can I verify Stephen Andrew Mezzafonte, M.D.'s license?
NPPES lists New York license number 230538, 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 Stephen Andrew Mezzafonte, M.D. prescribe under Medicare Part D?
In 2024, Stephen Andrew Mezzafonte, M.D. had 10,248 Medicare Part D claims for 1,259 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. 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.