Dr. John Horowitz, MD
What this data tells you about Dr. Horowitz
Dr. John Horowitz is a vascular surgery physician in Ocoee, FL, with 20 years of NPI registration. Based on federal Medicare data, Dr. Horowitz performed 1,977 Medicare services across 1,106 unique beneficiaries.
Between the years covered by Open Payments, Dr. Horowitz received a total of $4,274 from 13 pharmaceutical and/or device companies across 28 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in vascular surgery physician. Payments are distributed across multiple categories and often reflect legitimate professional engagement with the medical industry. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Horowitz 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.
Florida License Status
FL DOH · MQA| Profession | License # | Status | Expires | Board Action |
|---|---|---|---|---|
| Medical Doctor | 64803 | Clear | January 31, 2027 | — |
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 (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. |
376 | $66 | $105 |
| 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. |
350 | $87 | $265 |
| 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. |
320 | $134 | $375 |
| Vein catheterization, first order branch Insertion of a tube into a vein that is a primary branch of a larger vessel. |
275 | $364 | $1,500 |
| 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. |
221 | $1,003 | $3,500 |
| 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. |
91 | $775 | $3,500 |
| 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. |
76 | $77 | $190 |
| Ultrasound guidance for needle placement Use of ultrasound imaging to guide the precise placement of a needle during a medical procedure. |
55 | $42 | $300 |
| Chemical injection for multiple incompetent leg veins A procedure involving the injection of a chemical agent into several non-functioning veins in the leg. |
54 | $67 | $425 |
| Chemical destruction of first incompetent vein with imaging guidance This procedure uses imaging guidance to chemically destroy the first incompetent vein in the arm or leg. |
54 | $1,320 | $3,500 |
| 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. |
52 | $183 | $375 |
| Laser vein destruction, subsequent Laser treatment to destroy incompetent veins in the arm or leg, performed during a subsequent session. The procedure uses imaging guidance to target the affected veins. |
32 | $241 | $800 |
| Chemical destruction of subsequent incompetent veins with imaging guidance This procedure uses imaging guidance to chemically destroy additional incompetent veins in the arm or leg. |
21 | $112 | $800 |
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 ›
Payments are distributed across multiple categories with no single dominant type.
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. Horowitz is a clinical cardiology specialist, with above-average Medicare volume (top 19% in FL), with mixed engagement industry engagement, with 20 years of NPI registration.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. 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. 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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