Dr. Tong Liu, M.D.
What this data tells you about Dr. Liu
Dr. Tong Liu is a cardiovascular disease in Ocala, FL, with 17 years in practice. Based on federal Medicare data, Dr. Liu performed 6,904 Medicare services across 4,311 unique beneficiaries.
Between the years covered by Open Payments, Dr. Liu received a total of $5,361 from 27 pharmaceutical and/or device companies across 256 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. Liu 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) | 1,828 | $91 | $150 |
| Electrocardiogram (EKG), 12-lead | 818 | $10 | $37 |
| Hospital follow-up visit, moderate complexity | 569 | $62 | $90 |
| Initial hospital admission, high complexity | 522 | $134 | $275 |
| Regadenoson injection (Lexiscan) for heart stress test | 500 | $43 | $68 |
| Echocardiogram, transthoracic | 466 | $135 | $335 |
| Technetium tc-99m sestamibi, diagnostic, per study dose | 386 | $88 | $150 |
| Ultrasound of both sides of head and neck blood flow | 269 | $128 | $374 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | 207 | $48 | $150 |
| Nuclear medicine studies of heart muscle at rest and with stress and spect | 192 | $319 | $589 |
| Office visit, established patient (20-29 min) | 167 | $66 | $100 |
| Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and tec | 124 | $26 | $50 |
| Remote pacemaker/defibrillator monitoring, 90 days | 114 | $15 | $44 |
| Remote pacemaker monitoring, 90 days | 89 | $21 | $45 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | 77 | $10 | $36 |
| New patient office visit (45-59 min) | 75 | $110 | $215 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | 73 | $16 | $36 |
| Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days | 59 | $18 | $35 |
| Electrocardiogram (ecg) up to 30 days continuous with symptom monitoring | 51 | $6 | $25 |
| Electrocardiogram (ecg) up to 30 days continuous with symptom monitoring, transmission and review and report by health care professional | 51 | $18 | $45 |
| Complete ultrasound study of arm and leg arteries | 40 | $85 | $275 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system | 36 | $39 | $70 |
| Ultrasound study of arm or leg veins with compression and maneuvers | 35 | $128 | $245 |
| Ultrasound of aorta, vena cava, groin vessels or bypass grafts | 29 | $78 | $210 |
| Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | 27 | $28 | $91 |
| Chest X-ray, 2 views | 23 | $16 | $26 |
| Ultrasound of abdomen and pelvis artery and vein blood flow | 22 | $108 | $261 |
| Evaluation of single, dual, or multiple lead implantable defibrillator system | 20 | $48 | $86 |
| Ultrasound of leg arteries or artery grafts | 19 | $170 | $390 |
| Electrocardiogram (ecg) 2-day continuous with review and report by health care professional | 16 | $45 | $175 |
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 (98%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
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 measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. Liu is a cardiac & electrophysiology specialist, with above-average Medicare volume (top 13% in FL), and low-engagement industry engagement, with 17 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. Liu experienced with office visit, established patient (30-39 min)?
Does Dr. Liu receive payments from pharmaceutical companies?
How do Dr. Liu's costs compare to other cardiovascular diseases in Ocala?
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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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