Physician Profile
Based in Elmhurst, NY, John Madias, M.D. is listed in the NPI registry under cardiovascular disease. John is also listed as specializing in internal medicine. According to Medicare claims data, John cared for 597 Medicare patients across 946 services. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only and heart rhythm review and interpretation of continous external ekg over 8-15 days.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
7901 BROADWAY ROOM A1-9
Elmhurst, NY 11373
Within Cardiovascular Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Coronary and ischemic heart disease
Heart failure and cardiomyopathy
Heart rhythm
Symptoms and functional disorders
Valve and structural heart
Vascular and risk factors
Artery & vascular
Heart inflammation
Heart muscle
Heart valves
Vascular disease
Most searched procedures
Office and noninvasive testing
Advanced imaging
Consultations
Diagnostic testing
Diagnostics
Heart devices
Heart imaging
Heart procedures
Heart rhythm procedures
Imaging
Implants
Recovery & rehabilitation
Vascular imaging
946 services · 597 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
922 | More often than most peers in Cardiovascular Disease |
| Heart rhythm review and interpretation of continous external ekg over 8-15 days | Treatment | 93248 |
24 | As often as other peers in Cardiovascular Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
John Madias is a cardiologist in Elmhurst, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
John Madias is listed at 7901 Broadway Room A1-9, Elmhurst, NY 11373. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (718) 334-4952. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
John Madias's National Provider Identifier is 1740204940. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
John Madias attended Other, graduating in 1966. This comes from the CMS National Downloadable File.
CMS public data
John Madias has 60 years experience. Calculated from a graduation year of 1966, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, John Madias provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and heart rhythm review and interpretation of continous external ekg over 8-15 days. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by John Madias. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.