Dr. Mehrdad Zarrinmakan, MD
What this data tells you about Dr. Zarrinmakan
Dr. Mehrdad Zarrinmakan is a thoracic surgery specialist in Warren, OH, with 20 years of NPI registration. Based on federal Medicare data, Dr. Zarrinmakan performed 2,285 Medicare services across 1,278 unique beneficiaries.
Between the years covered by Open Payments, Dr. Zarrinmakan received a total of $76,688 from 35 pharmaceutical and/or device companies across 176 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in thoracic surgery. 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. Zarrinmakan 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 |
|---|---|---|---|
| Laser vein destruction with imaging guidance This procedure uses laser energy to destroy a faulty vein in the arm or leg. Imaging guidance is used to ensure accurate placement during the treatment. |
423 | $723 | $5,000 |
| Ultrasound of arm or leg veins An ultrasound exam of the veins in one arm or leg using compression and other maneuvers to assess blood flow and check for blockages. |
406 | $87 | $172 |
| 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. |
333 | $62 | $110 |
| 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. |
327 | $132 | $350 |
| Ultrasound-guided injection into multiple incompetent leg veins A procedure where a chemical agent is injected into several faulty veins in the same leg. Ultrasound guidance is used to ensure accurate placement of the injection. |
151 | $1,039 | $2,350 |
| 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. |
151 | $118 | $400 |
| Limited retroperitoneal ultrasound A focused ultrasound exam of the area behind the abdominal cavity to evaluate specific structures. |
121 | $39 | $250 |
| Ultrasound-guided injection into a single leg vein A chemical agent is injected into one incompetent vein in the leg while using ultrasound to guide the needle placement. |
102 | $952 | $2,250 |
| 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. |
67 | $53 | $400 |
| Ultrasound of leg arteries or grafts An imaging test that uses sound waves to create pictures of the blood vessels in the legs or any surgical grafts present. |
67 | $168 | $540 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
48 | $81 | $160 |
| Radiofrequency vein destruction, first vein A procedure to treat the first incompetent vein in the arm or leg using radiofrequency energy and imaging guidance. |
47 | $790 | $2,500 |
| Office visit, established patient (10-19 min) An office visit for an existing patient lasting 10 to 19 minutes. The visit involves medical evaluation and management of the patient's condition. |
42 | $42 | $80 |
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 (52%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in thoracic surgery and does not inherently indicate bias, but patients may wish to be aware. Total industry engagement is in the top 9% for thoracic surgery in OH.
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. Zarrinmakan is a clinical cardiology specialist, with above-average Medicare volume (top 2% in OH), with speaking/promotional industry engagement in the top 9% of OH 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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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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