Dr. Ziwar Karabatak, M.D.
What this data tells you about Dr. Karabatak
Dr. Ziwar Karabatak is an interventional cardiology specialist in Centerville, OH, with 20 years of NPI registration. Based on federal Medicare data, Dr. Karabatak performed 1,864 Medicare services in 2023. These records do not provide a deduplicated patient total.
Between the years covered by Open Payments, Dr. Karabatak received a total of $37,771 from 8 pharmaceutical and/or device companies across 73 payment records. A record can group multiple payments. These transfers are publicly reported through CMS Open Payments. Disclosure alone does not establish their effect on care. A reliable breakdown by payment category is not available in this snapshot. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Karabatak 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 — 2023
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. |
862 | $95 | $279 |
| Office visit, established patient, complex (40-54 min) An office or outpatient visit for an existing patient lasting between 40 and 54 minutes. This level of service is determined by the total time spent on the date of the encounter. |
189 | $136 | $375 |
| Echocardiogram, transthoracic An ultrasound of the heart that uses color to show blood flow, rate, direction, and valve function. |
180 | $52 | $236 |
| Heart muscle strain imaging | 90 | $9 | $39 |
| Cardiac catheterization | 63 | $191 | $922 |
| Sedation by physician, initial 15 minutes Administration of a drug to induce depression of consciousness by the physician performing a procedure. This code covers the initial 15 minutes of sedation for patients aged 5 years or older. |
57 | $10 | $103 |
| 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. |
49 | $11 | $36 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
47 | $67 | $188 |
| Ultrasound of head and neck blood flow, bilateral An ultrasound exam that uses sound waves to visualize and assess blood flow in the vessels of both the head and the neck. |
46 | $30 | $177 |
| Coronary stent placement A procedure to insert a stent into a coronary artery or its branch to keep it open, using balloon dilation during the process. |
37 | $428 | $1,123 |
| 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. |
36 | $125 | $427 |
| Ultrasound of heart blood vessel or graft An ultrasound exam to evaluate blood flow in a heart blood vessel or graft, including a radiologist's review of the initial vessel. |
35 | $73 | $289 |
| Ultrasound of arm and leg arteries A non-invasive imaging test that uses sound waves to examine the blood vessels in the arms and legs. It evaluates blood flow and checks for blockages or other vascular issues. |
24 | $16 | $158 |
| Hospital follow-up visit, moderate complexity Follow-up hospital visit for an existing patient involving moderate medical decision making. The visit requires at least 35 minutes of time spent on the date of service. |
23 | $62 | $128 |
| Exercise or drug-induced heart stress test with ECG A heart stress test performed using exercise or medication while monitoring the electrocardiogram, with physician review of the results. |
18 | $11 | $34 |
| Exercise or drug-induced heart stress test with ECG A heart stress test performed using exercise or medication while an electrocardiogram is monitored under physician supervision. |
17 | $16 | $44 |
| Continuous EKG monitoring review, 48-7 days Review and interpretation of continuous external EKG recordings lasting more than 48 hours up to 7 days. |
17 | $18 | $79 |
| New patient office visit, complex (60-74 min) | 15 | $170 | $537 |
| Ultrasound of arm and leg arteries This procedure uses sound waves to create images of the blood vessels in the arms and legs. It allows healthcare providers to examine the structure and blood flow within these arteries. |
14 | $10 | $122 |
| Insertion of tube in right and left heart chambers and coronary artery for diagnosis with review by radiologist | 12 | $289 | $1,092 |
| Continuous external EKG monitoring, 48 hours to 7 days This procedure involves recording the heart's electrical activity continuously using an external device for a period exceeding 48 hours but not more than 7 days. |
11 | $9 | $27 |
| Ultrasound of arm or leg veins An ultrasound exam of the veins in the arm or leg. The test uses sound waves to check blood flow and may include compression and other maneuvers. |
11 | $26 | $247 |
| Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts A complete ultrasound exam of the aorta, vena cava, groin vessels, or bypass grafts. This imaging test uses sound waves to visualize these blood vessels. |
11 | $30 | $186 |
Industry Payment Transparency
Open Payments through 2023 ↗Payment categories are unavailable while the source breakdown is being rebuilt. Company and year totals do not identify how much belongs to each category.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2023)
All-time payments by company (2018-2023) ›
Associated products mentioned in payments ›
Geographic Context
5.6 mi
Data Sources
| Provider Registry | ✓ NPPES | NPPES snapshot; verify current record |
| Medicare Enrollment | ✓ PECOS | PECOS snapshot |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2023 |
| Disciplinary History | — Not included | 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. Karabatak is a clinical cardiology specialist, with moderate Medicare volume, 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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This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: 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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