Dr. Periyanan Vaduganathan, M.D.
What this data tells you about Dr. Vaduganathan
Dr. Periyanan Vaduganathan is a cardiovascular disease in Houston, TX, with 20 years in practice. Based on federal Medicare data, Dr. Vaduganathan performed 3,877 Medicare services across 2,286 unique beneficiaries.
Between the years covered by Open Payments, Dr. Vaduganathan received a total of $4,761 from 25 pharmaceutical and/or device companies across 241 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in cardiovascular disease. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Vaduganathan is Very High — reflecting how much public federal data is available about this provider. This is not a quality rating. 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) | 1,320 | $95 | $150 |
| Echocardiogram, transthoracic | 288 | $144 | $1,050 |
| Hospital follow-up visit, moderate complexity | 272 | $64 | $125 |
| Electrocardiogram (ecg) 1 to 3 leads with review by physician only | 245 | $6 | $100 |
| Technetium tc-99m sestamibi, diagnostic, per study dose | 147 | $127 | $1,429 |
| Electrocardiogram (EKG), 12-lead | 145 | $10 | $90 |
| Nuclear medicine studies of heart muscle at rest and with stress and spect | 144 | $348 | $4,000 |
| Comprehensive assessment of and care planning for patients requiring chronic care management services (list separately in addition to primary monthly care management service) | 143 | $50 | $70 |
| Ultrasound of both sides of head and neck blood flow | 141 | $120 | $400 |
| Injection of drug or substance into vein | 141 | $30 | $60 |
| Injection of additional new drug or substance into vein | 141 | $13 | $100 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | 140 | $50 | $550 |
| Prothrombin time test (blood clotting) | 139 | $4 | $45 |
| Ultrasound of leg arteries or artery grafts | 134 | $189 | $400 |
| Chronic care management, first 20 min/month | 51 | $50 | $70 |
| Regadenoson injection (Lexiscan) for heart stress test | 45 | $31 | $75 |
| Initial hospital admission, moderate complexity | 39 | $104 | $300 |
| EKG interpretation and report | 35 | $7 | $75 |
| Programming of dual lead pacemaker system | 34 | $61 | $150 |
| New patient office visit (45-59 min) | 29 | $102 | $250 |
| Office visit, established patient (20-29 min) | 20 | $68 | $90 |
| Office visit, established patient, complex (40-54 min) | 20 | $137 | $185 |
| Cardiac catheterization | 19 | $239 | $4,100 |
| Electrocardiogram (ecg) up to 30 days continuous with transmission of patient triggered events with review and report by health care professional | 17 | $686 | $950 |
| Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional | 16 | $21 | $150 |
| Ultrasound study of arm or leg veins with compression and maneuvers | 12 | $123 | $250 |
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)
Associated products mentioned in payments ›
Most payments (100%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
4.7 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 measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. Vaduganathan is a clinical cardiology specialist, with above-average Medicare volume (top 25% in TX), and low-engagement industry engagement, with 20 years of practice experience.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →
Frequently Asked Questions
Is Dr. Vaduganathan experienced with office visit, established patient (30-39 min)?
Does Dr. Vaduganathan receive payments from pharmaceutical companies?
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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. The Transparency Score measures 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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