Dr. Maria Rosa Costanzo, MD
What this data tells you about Dr. Costanzo
Dr. Maria Rosa Costanzo is an advanced heart failure and transplant cardiology physician in Naperville, IL, with 20 years of NPI registration. Based on federal Medicare data, Dr. Costanzo performed 491 Medicare services across 302 unique beneficiaries.
Between the years covered by Open Payments, Dr. Costanzo received a total of $644,685 from 24 pharmaceutical and/or device companies across 255 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in advanced heart failure and transplant cardiology physician. The majority of payments are for speaking programs and promotional activities, reflecting participation in industry-sponsored events. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Costanzo is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
331 | $100 | $300 |
| Hospital follow-up visit, high complexity Subsequent hospital inpatient or observation care for an existing patient involving high-level medical decision making, with at least 50 minutes total time on the date of the encounter. |
38 | $98 | $300 |
| Physician review of home INR testing A physician reviews, interprets, and manages home INR testing results for patients with mechanical heart valves, chronic atrial fibrillation, or venous thromboembolism who meet Medicare coverage criteria. |
36 | $7 | $100 |
| Electrocardiogram (EKG), 12-lead A standard heart rhythm test using at least 12 leads to record electrical activity. A healthcare provider interprets the results and provides a written report. |
29 | $12 | $100 |
| Right heart catheterization A procedure where a thin, flexible tube is inserted into the right side of the heart to measure pressure and oxygen levels. |
24 | $109 | $300 |
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
19 | $132 | $400 |
| Drug infusion during cardiac catheterization Administration of medication through a catheter inserted into the heart during a cardiac catheterization procedure. |
14 | $80 | $300 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
The majority of payments (39%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in advanced heart failure and transplant cardiology physician and does not inherently indicate bias, but patients may wish to be aware. Total industry engagement is in the top 0% for advanced heart failure and transplant cardiology physician in IL.
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Costanzo is a clinical cardiology specialist, with moderate Medicare volume, with mixed engagement industry engagement in the top 0% of IL peers, with 20 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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Does Dr. Costanzo receive payments from pharmaceutical companies?
How do Dr. Costanzo's costs compare to other advanced heart failure and transplant cardiology physicians in Naperville?
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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