Dr. Victoria Chang, M.D.
What this data tells you about Dr. Chang
Dr. Victoria Chang is an ophthalmology in Naples, FL, with 15 years in practice. Based on federal Medicare data, Dr. Chang performed 1,109 Medicare services across 978 unique beneficiaries.
Between the years covered by Open Payments, Dr. Chang received a total of $9,897 from 24 pharmaceutical and/or device companies across 88 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in ophthalmology. The majority of payments are for consulting, which typically reflects recognized clinical expertise sought by manufacturers. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Chang 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) | 226 | $74 | $299 |
| Retinal imaging (OCT scan) | 163 | $24 | $167 |
| Office visit, established patient (20-29 min) | 149 | $52 | $193 |
| Optic nerve imaging (OCT scan) | 120 | $20 | $163 |
| Cataract surgery with lens implant | 91 | $437 | $2,428 |
| Visual field test, extended | 69 | $38 | $237 |
| Corneal topography and eye depth measurement | 47 | $21 | $331 |
| Closure of tear duct opening using plug | 45 | $117 | $724 |
| Ultrasound scan of cornea to determine thickness | 37 | $7 | $59 |
| Photography of content of eyes | 35 | $15 | $79 |
| Removal of recurring cataract in lens capsule using a laser | 30 | $227 | $1,177 |
| New patient office visit (45-59 min) | 22 | $60 | $507 |
| Imaging of front third of eye | 17 | $22 | $130 |
| Imaging of front third of eye using a special microscope | 16 | $23 | $142 |
| 2d ultrasound scan of eye tissue and structures | 15 | $29 | $351 |
| Ct scan of cornea | 15 | $24 | $141 |
| Retinal photography (fundus photo) | 12 | $20 | $290 |
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 ›
The majority of payments (63%) are consulting fees, which typically reflect recognized clinical expertise sought by manufacturers.
Geographic Context
3.7 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. Chang is a clinical cardiology specialist, with moderate Medicare volume, and high industry engagement (consulting-driven, top 15%), with 15 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
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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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